Right Triangle Trigonometry

Is this a special right triangle? If so, which one?

• 45-45-90

• 30-60-90

• It's not a special right triangle

Tags

CCSS.4.G.A.2

What is the length of the side opposite angle a?

• 3

• 4

• 5

Tags

CCSS.HSG.SRT.C.6

What is the length of the side adjacent to angle b?

• 3

• 4

• 5

Tags

CCSS.HSG.SRT.C.6

What ratio would you use to find x?

• Cosine

• Sine

• Tangent

What ratio would you use to find x?

• Cosine

• Sine

• Tangent

What ratio would you use to find c?

• Cosine

• Sine

• Tangent

Solve for x: $\tan\left(12\degree\right)=\frac{22}{x}$ 

• 103.5

• 55.0

• 4.7

• 23.4

Tags

CCSS.HSG.SRT.C.8

Solve for x:  $\sin\left(38\degree\right)=\frac{x}{16}$ 

• 9.8

• 0.1

• 0.04

• 9.9

Tags

CCSS.HSG.SRT.C.8

What is the value of y?

• $5\sqrt{2}$

• $5$

• $5\sqrt{3}$

Tags

CCSS.HSG.SRT.C.8

What is the value of x?

•  $5\sqrt{2}\approx7.07$ 

• $5$

•  $5\sqrt{3}\approx8.66$ 

Tags

CCSS.HSG.SRT.C.8