Laws of Sine and Cosine

c = 11, m∠B = 23°, m∠C = 84°.

Find b

(round to hundredths)

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

b = 4 , c = 6, m∠B = 40°.

Find m∠C°

(round to hundredths)

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

Find: a

β = 70°

c = 11

α = 40°

• 11

• 7.5

• 70

• 8

Tags

CCSS.HSG.CO.C.9

7.How Many Triangles would be possible?

• 2

• 1

• 0

• INFINITE

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

9.Solve for a.

• 4.28

• 8.56

• 3.22

• 9.45

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

10.Solve for Beta

• 45.2

• 26.3

• 36.3

• 56.2

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

The sine again cosine rules are sometimes called laws. Which law would you use?

• Law of Sines

• Law of Cosines

• Law of the Jungle

• Law of Gravity

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

The sine again cosine rules are sometimes called laws. Which Law would you use?

• Law of Sines

• Law of Cosines

• Law of the Jungle

• Law of Gravity

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

Find the missing side x

• 30.4cm

• 925cm

• 42.3cm

• 21.9cm

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

The sine again cosine rules are sometimes called laws. Which Law would you use?

• Law of Sines

• Law of Cosines

• Law of the Jungle

• Law of Gravity

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11