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1.

Plane: 3x + 2y + -2z = 5; the line passes through P(3, 2, 1) with direction (1, 0, 1). Which option is correct?

angle between line and plane ≈ 4.9°, distance of P from the plane = 6

angle between line and plane ≈ 9.9°, distance of P from the plane = 1.46

angle between line and plane ≈ 4.9°, distance of P from the plane = 1.46

angle between line and plane ≈ 4.9°, distance of P from the plane = 3.88

2.

Find the area of triangle ABC (use the vector product).

14.97

7.483

3.5

8.261

3.

Find the scalar product AB · AC.

46.23

-11

-77

77

4.

Find the area of triangle ABC (use the vector product).

19

7.228

20.33

14.46

5.

Find the length of AB.

136

11.66

7.211

16

6.

Find angle BAC in degrees.

122.3 °

28.84 °

32.32 °

57.68 °

7.

Find angle BAC in degrees.

70.53 °

109.5 °

19.47 °

35.26 °

8.

Find the length of AB.

7

13

81

9

9.

Find the area of triangle ABC (use the vector product).

21.21

19.21

38.42

9

10.

Find the scalar product AB · AC.

14

53

15

-53

11.

Find the scalar product AB · AC.

40.25

150

-150

-30

12.

Find the length of AB.

10.05

101

5.745

15

13.

Find the scalar product AB · AC.

-6

14.49

6

2

14.

Find the scalar product AB · AC.

-56

56

64.51

-10

15.

Find the length of AB.

10

9.274

6.164

38

16.

Find the perpendicular distance from the origin to the plane through A, B, C.

72

6.928

1.504

0.973

17.

Find the perpendicular distance from the origin to the plane through A, B, C.

3

4.583

0.1474

0.1

18.

Find angle BAC in degrees.

37.59 °

52.41 °

18.79 °

142.4 °

19.

Find the length of AB.

7.348

7.071

12

50

20.

Find angle BAC in degrees.

155.9 °

24.12 °

12.06 °

65.88 °

21.

Find the length of AB.

8.307

69

7.28

13

22.

Find angle BAC in degrees.

74.58 °

105.4 °

52.71 °

15.42 °

23.

Find the scalar product AB · AC.

-22

6

-6

41.83

24.

Find the length of AB.

11

5

45

6.708

25.

Find the area of triangle ABC (use the vector product).

31.4

29

15.7

32.98

26.

Find angle BAC in degrees.

70.57 °

19.43 °

35.29 °

109.4 °

27.

Find angle BAC in degrees.

116.7 °

58.34 °

63.32 °

26.68 °

28.

Find the perpendicular distance from the origin to the plane through A, B, C.

28

2

0.9333

1.484

29.

Find the area of triangle ABC (use the vector product).

24

69.57

34.79

42.26

30.

Find the length of AB.

3.606

5

8.544

13

31.

Find the scalar product AB · AC.

-3

-1

1

48.83

32.

Find the perpendicular distance from the origin to the plane through A, B, C.

45

1.225

0.75

3.742

33.

Find the area of triangle ABC (use the vector product).

9.028

2

18.06

9.247

34.

Find the length of AB.

9.11

7.141

51

11

35.

Find angle BAC in degrees.

87.79 °

46.11 °

92.21 °

2.212 °

36.

Find angle BAC in degrees.

14.09 °

151.8 °

28.19 °

61.81 °

37.

Find angle BAC in degrees.

168 °

12 °

78 °

5.999 °

38.

Find the scalar product AB · AC.

29

38.79

14

-29

39.

Find the scalar product AB · AC.

57.25

0

-3

3

40.

Find the perpendicular distance from the origin to the plane through A, B, C.

0.07692

6

0.1275

5.099

41.

Find the scalar product AB · AC.

54

-54

12.73

-1

42.

Find the perpendicular distance from the origin to the plane through A, B, C.

83

5

2.515

3.657

43.

Find the scalar product AB · AC.

6

27

-36

-6

44.

Find the length of AB.

50

8

7.071

9.695

45.

Find the length of AB.

6.633

10

11.54

44

46.

Find angle BAC in degrees.

35.56 °

108.9 °

18.88 °

71.12 °

47.

Find the area of triangle ABC (use the vector product).

13.86

18.33

27.71

12

48.

Find the length of AB.

6.164

38

7.071

8

49.

Find the perpendicular distance from the origin to the plane through A, B, C.

6

5.099

0.07692

0.128

50.

Find angle BAC in degrees.

110.4 °

34.79 °

20.41 °

69.59 °

51.

Find the scalar product AB · AC.

32.65

-3

28

-28

52.

Find angle BAC in degrees.

42 °

21 °

138 °

48 °

53.

Find the area of triangle ABC (use the vector product).

25.17

26.41

50.34

8

54.

Find the length of AB.

2

4

10.2

3.48

55.

Find the area of triangle ABC (use the vector product).

36.88

73.32

4

36.66

56.

Find angle BAC in degrees.

35.43 °

54.57 °

17.72 °

144.6 °

57.

Find the scalar product AB · AC.

45.87

-19

9

19

58.

Find the length of AB.

7.874

6.481

62

12

59.

Find the scalar product AB · AC.

-10

41.11

-26

26

60.

Find angle BAC in degrees.

13.15 °

103.1 °

38.43 °

76.85 °

61.

Find the perpendicular distance from the origin to the plane through A, B, C.

2.857

5.745

80

3.288

62.

Find the area of triangle ABC (use the vector product).

34

32.94

65.88

47.34

63.

Find angle BAC in degrees.

26.58 °

58.29 °

63.42 °

116.6 °

64.

Find the length of AB.

41

12.69

6.403

9

65.

Find angle BAC in degrees.

99.69 °

9.685 °

40.16 °

80.31 °

66.

Find angle BAC in degrees.

24.27 °

32.87 °

114.3 °

65.73 °

67.

Find the length of AB.

4.583

11

7.28

53

68.

Find the perpendicular distance from the origin to the plane through A, B, C.

7.071

1.974

77

3.013

69.

Find the length of AB.

84

4.899

9.165

14

70.

Find angle BAC in degrees.

123.6 °

28.19 °

56.38 °

33.62 °

71.

Find the area of triangle ABC (use the vector product).

26

32.7

16.35

30.71

72.

Find the area of triangle ABC (use the vector product).

12

50.7

28.04

25.35

73.

Find the length of AB.

5.099

11.92

8

26

74.

Find the area of triangle ABC (use the vector product).

8.078

7.5

15

3

75.

Find the scalar product AB · AC.

-90

90

-45

43.59

76.

Find the perpendicular distance from the origin to the plane through A, B, C.

0.6438

5

40

0.3922

77.

Find the scalar product AB · AC.

-94

20.1

-6

94

78.

Find the scalar product AB · AC.

-53

-3

37.54

53

79.

Find the length of AB.

5.831

16

9.274

86

80.

Find the perpendicular distance from the origin to the plane through A, B, C.

8.124

1.294

176

1.922

81.

Find the scalar product AB · AC.

57.45

-10

10

6

82.

Find the length of AB.

8.602

8.124

14

74

83.

Find the length of AB.

46

10

7.616

6.782

84.

Find the scalar product AB · AC.

25

-8

41.23

8

85.

Find the area of triangle ABC (use the vector product).

19.47

4.5

10.72

9.734

86.

Find angle BAC in degrees.

148.8 °

15.6 °

31.2 °

58.8 °

87.

Find the scalar product AB · AC.

44.93

-25

-29

29

88.

Find the scalar product AB · AC.

-71

71

98.51

-3

89.

Find the scalar product AB · AC.

35.9

-6

6

4

90.

Find the scalar product AB · AC.

-19

19

33

6.708

91.

Find the perpendicular distance from the origin to the plane through A, B, C.

5.196

200

4.642

2.778

92.

Find the perpendicular distance from the origin to the plane through A, B, C.

1.974

2.933

5.099

77

93.

Find the area of triangle ABC (use the vector product).

3

22.05

22.25

44.09

94.

Find the length of AB.

8.602

74

12

10.49

95.

Find angle BAC in degrees.

5.558 °

47.78 °

95.56 °

84.44 °

96.

Find the perpendicular distance from the origin to the plane through A, B, C.

0.8387

3.162

1.412

52

97.

Find the length of AB.

21

4.583

7

6.403

98.

Find angle BAC in degrees.

100.5 °

50.26 °

79.48 °

10.52 °

99.

Find the perpendicular distance from the origin to the plane through A, B, C.

3.016

233

8.124

2.219

100.

Find the scalar product AB · AC.

-56

43.15

56

8

101.

Find the scalar product AB · AC.

90.75

-11

-35

35

102.

Find the area of triangle ABC (use the vector product).

30.51

22.6

20.5

45.2

103.

Find the area of triangle ABC (use the vector product).

16.16

5

16.91

32.31

104.

Find the perpendicular distance from the origin to the plane through A, B, C.

92

6.481

2.875

3.707

105.

Find the area of triangle ABC (use the vector product).

17

45.3

41.99

83.98

106.

Find the length of AB.

7.55

57

11

8.307

107.

Find the length of AB.

9.487

14

4.243

90

108.

Find the area of triangle ABC (use the vector product).

6

33.61

67.22

34.14

109.

Find the area of triangle ABC (use the vector product).

2.5

15.33

8.062

7.665

110.

Find the scalar product AB · AC.

-21

21

24.74

19

111.

Find the scalar product AB · AC.

-16

90

48.56

-90

112.

Find the perpendicular distance from the origin to the plane through A, B, C.

2.373

178

5.831

2.854

113.

Find angle BAC in degrees.

93.8 °

46.9 °

3.797 °

86.2 °

114.

Find the scalar product AB · AC.

-15

15

53.24

12

115.

Find angle BAC in degrees.

28.71 °

32.58 °

57.42 °

122.6 °

116.

Find the area of triangle ABC (use the vector product).

3.742

28

28.06

1.871

117.

Find the area of triangle ABC (use the vector product).

19.34

30

38.68

35.69

118.

Find the area of triangle ABC (use the vector product).

20.45

35.67

17.83

10

119.

Find angle BAC in degrees.

156.6 °

45 °

0 °

90 °

120.

Find angle BAC in degrees.

33.61 °

56.39 °

16.81 °

146.4 °

121.

Find the perpendicular distance from the origin to the plane through A, B, C.

0.1037

2

7.071

0.06667

122.

Find the length of AB.

12.69

161

21

3

123.

Find the length of AB.

8.775

6.708

77

13

124.

Find the scalar product AB · AC.

13

-13

-6

19.42

125.

Find the scalar product AB · AC.

10

90

-90

69.32

126.

Find the perpendicular distance from the origin to the plane through A, B, C.

187

4.16

2.791

7.681

127.

Find the length of AB.

69

14.45

13

8.307

128.

Find the length of AB.

8.062

7

37

6.083

129.

Find the length of AB.

22

7.071

8

4.69

130.

Find the scalar product AB · AC.

-54

27.93

-4

54

131.

Find angle BAC in degrees.

48.99 °

20.51 °

139 °

41.01 °

132.

Find the length of AB.

21

7

6.708

4.583

133.

Find angle BAC in degrees.

40.7 °

49.3 °

24.65 °

130.7 °

134.

Find the length of AB.

9

11

7.55

57

135.

Find the area of triangle ABC (use the vector product).

19.5

21.11

16.16

8.078

136.

Find the area of triangle ABC (use the vector product).

31

40.3

80.6

50.84

137.

Find the perpendicular distance from the origin to the plane through A, B, C.

1.411

0.88

6.164

132

138.

Find the length of AB.

11.05

4

3.162

10

139.

Find the length of AB.

50

10

6.481

7.071

140.

Find the scalar product AB · AC.

-24

28.28

24

6

141.

Find the length of AB.

66

8.124

10

7.348

142.

Find the length of AB.

9.487

14

6

3.742

143.

Find angle BAC in degrees.

68.8 °

42.39 °

137.6 °

47.61 °

144.

Find angle BAC in degrees.

54.47 °

71.07 °

108.9 °

18.93 °

145.

Find the area of triangle ABC (use the vector product).

37.99

75.97

39

54.44

146.

Find the scalar product AB · AC.

49.5

0

25

1

147.

Find the scalar product AB · AC.

-23

40.02

23

12.08

148.

Find the area of triangle ABC (use the vector product).

12

4

12.65

8

149.

Find the length of AB.

98

16

9.899

7.616

150.

Find the scalar product AB · AC.

-90

90

-32

76.16

151.

Find the scalar product AB · AC.

-11

11

28.14

12

152.

Find angle BAC in degrees.

21.14 °

68.86 °

55.57 °

111.1 °

153.

Find the area of triangle ABC (use the vector product).

12.73

6.364

32.5

33.12

154.

Find angle BAC in degrees.

117.5 °

62.52 °

27.48 °

31.26 °

155.

Find angle BAC in degrees.

26.14 °

153.9 °

63.86 °

13.07 °

156.

Find the scalar product AB · AC.

-6

40.99

10.44

6

157.

Find the perpendicular distance from the origin to the plane through A, B, C.

0.4989

4.359

34

0.2982

158.

Find the perpendicular distance from the origin to the plane through A, B, C.

3.742

67

1.426

2.232

159.

Find angle BAC in degrees.

65.33 °

114.7 °

24.67 °

32.66 °

160.

Find the scalar product AB · AC.

85.85

27

-27

-15

161.

Find the area of triangle ABC (use the vector product).

43.96

45.99

13.5

87.93

162.

Find the perpendicular distance from the origin to the plane through A, B, C.

45

5.831

0.7106

0.4412

163.

Find the perpendicular distance from the origin to the plane through A, B, C.

4.472

40

0.6349

0.8412

164.

Find the area of triangle ABC (use the vector product).

26.05

52.1

27.25

8

165.

Find the area of triangle ABC (use the vector product).

7.071

3.536

26.24

26

166.

Find angle BAC in degrees.

51.18 °

102.4 °

77.64 °

12.36 °

167.

Find angle BAC in degrees.

63.6 °

116.4 °

31.8 °

26.4 °

168.

Find angle BAC in degrees.

61.75 °

28.25 °

118.3 °

30.87 °

169.

Find the scalar product AB · AC.

30

6

14.07

-6

170.

Find angle BAC in degrees.

5.333 °

10.67 °

169.3 °

79.33 °

171.

Find angle BAC in degrees.

8.92 °

162.2 °

72.16 °

17.84 °

172.

Find the area of triangle ABC (use the vector product).

18.5

28.65

23.4

14.33

173.

Find the scalar product AB · AC.

-2

-38

50.58

38

174.

Find angle BAC in degrees.

33.06 °

56.94 °

16.53 °

146.9 °

175.

Find the length of AB.

101

10.05

15

7.28

176.

Find the scalar product AB · AC.

-11

16

-16

43.75

177.

Find the perpendicular distance from the origin to the plane through A, B, C.

4

6.403

0.1185

0.07407

178.

Find the area of triangle ABC (use the vector product).

40

44.02

36.77

18.38

179.

Find the scalar product AB · AC.

-23

20

14.46

23

180.

Find the perpendicular distance from the origin to the plane through A, B, C.

0.25

2.236

9

0.4049

181.

Find the area of triangle ABC (use the vector product).

26.42

52.84

2

26.5

182.

Find the perpendicular distance from the origin to the plane through A, B, C.

2.484

231

3.319

4.243

183.

Find the scalar product AB · AC.

-1

39.76

-83

83

184.

Find the length of AB.

2.236

3

7

5

185.

Find the perpendicular distance from the origin to the plane through A, B, C.

0.05

6.403

5

0.07762

186.

Find the perpendicular distance from the origin to the plane through A, B, C.

20

3.742

1.006

0.6061

187.

Find the scalar product AB · AC.

62.64

-9

9

-2

188.

Find the scalar product AB · AC.

81.82

-70

70

12

189.

Find the length of AB.

7.483

104

10.2

16

190.

Find the perpendicular distance from the origin to the plane through A, B, C.

5.477

109

4.909

3.114

191.

Find angle BAC in degrees.

38.59 °

77.18 °

12.82 °

102.8 °

192.

Find the perpendicular distance from the origin to the plane through A, B, C.

3.317

55

1.774

3.032

193.

Find the length of AB.

9.539

13

7.681

91

194.

Find the perpendicular distance from the origin to the plane through A, B, C.

3.529

2.151

157

4.583

195.

Find the scalar product AB · AC.

7

25.42

72

-72

196.

Find the length of AB.

8.124

6.164

10

38

197.

Find the perpendicular distance from the origin to the plane through A, B, C.

35

0.5833

7.071

0.8329

198.

Find angle BAC in degrees.

67.62 °

22.38 °

33.81 °

112.4 °

199.

Find the area of triangle ABC (use the vector product).

31.12

5

30.72

61.43

200.

Find the perpendicular distance from the origin to the plane through A, B, C.

5.099

0.8462

1.193

66

201.

Find the perpendicular distance from the origin to the plane through A, B, C.

72

2.057

5.385

2.947

202.

Find the length of AB.

20

138

4.69

11.75

203.

Find the area of triangle ABC (use the vector product).

9.682

18.06

3.5

9.028

204.

Find angle BAC in degrees.

120.1 °

29.95 °

59.89 °

30.11 °

205.

Find the area of triangle ABC (use the vector product).

24.92

11

44.72

22.36

206.

Find the area of triangle ABC (use the vector product).

46.95

16.37

44

32.74

207.

Find the perpendicular distance from the origin to the plane through A, B, C.

50

1.385

0.8333

4.123

208.

Find the length of AB.

144

12

6.633

20

209.

Find the perpendicular distance from the origin to the plane through A, B, C.

1.746

48

6

1.143

210.

Find the area of triangle ABC (use the vector product).

28.53

2

14.27

14.4

211.

Find the length of AB.

8.062

9

12.21

65

212.

Find the area of triangle ABC (use the vector product).

45

43.43

86.86

62.54

213.

Find the area of triangle ABC (use the vector product).

14.9

10.22

7

7.45

214.

Find the length of AB.

7

27

6.557

5.196

215.

Find the area of triangle ABC (use the vector product).

19.5

23.48

46.96

30.52

216.

Find the length of AB.

6.708

45

9

11

217.

Find the scalar product AB · AC.

0

26

-26

39.45

218.

Find the length of AB.

8.062

13

6.083

65

219.

Find the perpendicular distance from the origin to the plane through A, B, C.

64

4.69

1.333

1.651

220.

Find the area of triangle ABC (use the vector product).

38.42

20.12

6

19.21

221.

Find angle BAC in degrees.

123.2 °

33.21 °

56.79 °

28.39 °

222.

Find the perpendicular distance from the origin to the plane through A, B, C.

147

5.196

1.4

2.333

223.

Find the length of AB.

10

6.782

46

4.243

224.

Find the area of triangle ABC (use the vector product).

33.23

18

16.61

24.49

225.

Find the perpendicular distance from the origin to the plane through A, B, C.

7.681

0.6

0.9931

12

226.

Find the perpendicular distance from the origin to the plane through A, B, C.

1.609

111

2.72

6.403

227.

Find the length of AB.

125

11.18

17

6.083

228.

Find the length of AB.

10

5.477

46

6.782

229.

Find the length of AB.

11

49

10.63

7

230.

Find angle BAC in degrees.

121.7 °

31.65 °

29.17 °

58.35 °

231.

Find the area of triangle ABC (use the vector product).

12

33.97

31.78

63.57

232.

Find the perpendicular distance from the origin to the plane through A, B, C.

32

7.348

0.5161

0.784

233.

Find the area of triangle ABC (use the vector product).

30.89

15.44

13.5

20.51

234.

Find angle BAC in degrees.

137.3 °

21.36 °

42.72 °

47.28 °

235.

Find the area of triangle ABC (use the vector product).

28.43

14.21

11

17.97

236.

Find the perpendicular distance from the origin to the plane through A, B, C.

92

3

1.853

1.438

237.

Find the area of triangle ABC (use the vector product).

45.5

48.79

35.24

17.62

238.

Find angle BAC in degrees.

106.9 °

73.14 °

16.86 °

53.43 °

239.

Find angle BAC in degrees.

62.07 °

13.96 °

152.1 °

27.93 °

240.

Find the area of triangle ABC (use the vector product).

11.51

9.5

13

6.5

241.

Find the scalar product AB · AC.

31.11

16

-16

-9

242.

Find the scalar product AB · AC.

-3

1

115

0

243.

Find the area of triangle ABC (use the vector product).

2

18.04

17.93

35.86

244.

Find the scalar product AB · AC.

-24

47.22

-7

24

245.

Find the perpendicular distance from the origin to the plane through A, B, C.

6.481

2.616

1.652

38

246.

Find the area of triangle ABC (use the vector product).

30.81

31.07

61.62

4

247.

Find angle BAC in degrees.

64.36 °

25.64 °

12.82 °

154.4 °

248.

Find the perpendicular distance from the origin to the plane through A, B, C.

30

1.448

1.111

5.385

249.

Find the perpendicular distance from the origin to the plane through A, B, C.

4.583

3.28

1.909

42

250.

Find angle BAC in degrees.

41.05 °

24.47 °

131.1 °

48.95 °

251.

Find angle BAC in degrees.

20.48 °

40.95 °

49.05 °

139 °

252.

Find the scalar product AB · AC.

-1

11

-11

13.15

253.

Find angle BAC in degrees.

122.6 °

28.71 °

57.43 °

32.57 °

254.

Find the scalar product AB · AC.

40.47

-98

-35

98

255.

Find the length of AB.

93

15

6.708

9.644

256.

Find the scalar product AB · AC.

17.72

21

6

-6

257.

Find the perpendicular distance from the origin to the plane through A, B, C.

2.995

106

6

1.738

258.

Find the area of triangle ABC (use the vector product).

62.86

58.88

22

117.8

259.

Find the perpendicular distance from the origin to the plane through A, B, C.

0.9341

0.6338

45

5.385

260.

Find the area of triangle ABC (use the vector product).

12.5

30.31

55.23

27.61

261.

Find the scalar product AB · AC.

-16

16

18.14

9

262.

Find the area of triangle ABC (use the vector product).

32.45

17.87

7.5

16.22

263.

Find the area of triangle ABC (use the vector product).

58.74

39.5

43.48

86.96

264.

Find the area of triangle ABC (use the vector product).

38.64

27.1

19.32

19

265.

Find the perpendicular distance from the origin to the plane through A, B, C.

100

5

1.042

1.648

266.

Find angle BAC in degrees.

91.95 °

88.05 °

44.02 °

1.954 °

267.

Find the perpendicular distance from the origin to the plane through A, B, C.

120

2.143

3

5.099

268.

Find the scalar product AB · AC.

39

27

-4

-39

269.

Find the area of triangle ABC (use the vector product).

41.02

76.37

15

38.18

270.

Find the perpendicular distance from the origin to the plane through A, B, C.

66

0.7333

1.254

4.123

271.

Find the area of triangle ABC (use the vector product).

16.02

10.61

12

21.21

272.

Find the area of triangle ABC (use the vector product).

41.32

10.5

79.94

39.97

273.

Find the area of triangle ABC (use the vector product).

13.5

12.83

18.62

25.65

274.

Find the length of AB.

2.449

114

18

10.68

275.

Find the scalar product AB · AC.

59.67

72

-72

-34

276.

Find the area of triangle ABC (use the vector product).

47.57

44.68

42

22.34

277.

Find the scalar product AB · AC.

-7

22.91

7

-1

278.

Find the scalar product AB · AC.

4

57.5

-3

3

279.

Find the perpendicular distance from the origin to the plane through A, B, C.

3.996

6.481

3.1

279

280.

Find the scalar product AB · AC.

16

-5

-16

28.28

281.

Find the area of triangle ABC (use the vector product).

37.42

18.71

42.5

46.44

282.

Find the perpendicular distance from the origin to the plane through A, B, C.

0.9623

0.72

6.708

54

283.

Find the perpendicular distance from the origin to the plane through A, B, C.

0.0303

0.04192

4.359

2

284.

Find the area of triangle ABC (use the vector product).

63.16

56

29.21

58.43

285.

Find the scalar product AB · AC.

26.5

52

-52

-10

286.

Find the perpendicular distance from the origin to the plane through A, B, C.

0.2277

4.123

23

0.3676

287.

Find the length of AB.

50

7.071

8

9.487

288.

Find the length of AB.

15

9.539

9.95

99

289.

Find the perpendicular distance from the origin to the plane through A, B, C.

0.5122

6.481

0.3051

36

290.

Find the length of AB.

7.348

10

10.86

54

291.

Find the area of triangle ABC (use the vector product).

32.76

65.52

4.5

33.07

292.

Find the scalar product AB · AC.

84.43

-50

50

-2

293.

Find the length of AB.

13

81

5.745

9

294.

Find the scalar product AB · AC.

8

21

-8

28

295.

Find the length of AB.

9.274

16

86

4.243

296.

Find the scalar product AB · AC.

-2

85

39.57

-85

297.

Find the area of triangle ABC (use the vector product).

12.5

6.225

12.45

13.96

298.

Find angle BAC in degrees.

70.71 °

19.29 °

35.36 °

109.3 °

299.

Find the perpendicular distance from the origin to the plane through A, B, C.

0.8274

78

0.4875

6.481

300.

Find the scalar product AB · AC.

-7

8

9.274

7

Curriculum

Mathematics

Unit 1

Unit 2

Unit 3

Unit 4

Unit 5

Unit 6

Unit 7

Lesson 1: Three-Dimensional Cartesian Coordinates and Vector Operations — Picture questions (exam style)

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