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6.2 Law of Cosines

Authored by Erin Gonzales

Mathematics

9th - 12th Grade

CCSS covered

Used 2+ times

6.2 Law of Cosines
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11 questions

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1.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Media Image

Use Law of Cosines to find XZ.

16.004 meters

544.165 meters

34.7 meters

1204.165 meters

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

2.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Media Image

Use the angle formula from the Law of Cosines to find angle Z.

20.145 degrees

71.232 degrees

51.055 degrees

57.713 degrees

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

3.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Media Image

Use the angle formula from the Law of Cosines to find m<C.

A

B

C

D

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

4.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Media Image

Use Law of Cosines to find QR.

34.7 km

2.2 km

13.74

31.1 km

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

5.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Media Image

Find BC

A
B
C
D

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

6.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Media Image

What is the length of side x?

130 cm
112 cm
150 cm
105 cm

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

7.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

For which triangle would you use Law of Sines?

Media Image
Media Image
Media Image
Media Image

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

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