Law of Sines/Cosines

1.What is the length of side x?

• 6.57 cm

• 7 cm

• 7.44 cm

• 26.33 cm

Tags

CCSS.HSG.SRT.C.8

2. Find: a

β = 70°

c = 11

α = 40°

• 11

• 7.5

• 70

• 8

Tags

CCSS.8.G.A.5

3. How many triangles does the following form?

α=124°

a=1

b=2

• 0

• 1

• 2

• Infinite

Tags

CCSS.7.G.A.2

4. Name the smallest angle in this triangle.

• ∠A

• ∠B

• ∠C

Tags

CCSS.HSG.CO.C.10

5. Find alpha

• 53.6

• 13.3

• 113.1

• 78.2

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

6. Solve for b

α = 95^∘

β = 45^∘

a = 5

• 3.55

• 3.22

• 4.12

• 4.89

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

7.How Many Triangles would be possible?

• 2

• 1

• 0

• INFINITE

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

8.Solve for x

• 3.85

• 4.25

• 3.35

• 5.65

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.HSA.CED.A.1

CCSS.HSA.REI.B.4

10.Solve for Beta

• 45.2

• 26.3

• 36.3

• 56.2

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11