Solving for Triangle Missing Values

Find the length of side w.

• 21.4 cm

• 18.0 cm

• 36.5 cm

• 43.6 cm

Tags

CCSS.HSG.SRT.C.8

Solve using the Law of Cosines

• 21

• 38

• 27

• 40

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

• 0

• 1

• 2

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

Which method would be used to solve this triangle?

• Law of Sines

• Law of Cosines

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

Find the value of x.

• 41.7

• 51.7

• 61.7

• 71.7

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

Find m∠S

• 21

• 69

• 23

• 67

Tags

CCSS.HSG.SRT.C.8

Would you use the Law of Sines or the Law of Cosines first?

• Law of Sines

• Law of Cosines

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

Solve the triangle. Round all angle values to the nearest whole degree.

• m∠M = 27, m∠N = 98, and n = 32.7

• m∠M = 31, m∠N = 94, and n = 31.8

• m∠M = 27, m∠N = 98, and n = 31.8

• m∠M = 31, m∠N = 94, and n = 32.7

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11