Right Triangle Trigonometry

Use the Pythagorean Theorem to find the missing side.

• 17.7

• 5

• 25

• 8

Determine if this is a right triangle

• Yes

• No

Find the missing side using the Pythagorean Theorem. Please leave in Radical Form. 

•  $\sqrt{8}\sqrt{7}$  

•  $\sqrt{56}$  

•  $2\sqrt{14}$  

•  $4\sqrt{7}$  

We can use SOH-CAH-TOA for...

• Any triangle ever

• Non-right triangles only

• Right Triangles only

Which Trig function do you use?

• Sine

• Cosine

• Tangent

Fill in the blank...

SOH ___ TOA

• COH

• COA

• CAH

• CHA

Which is the ratio of the opposite leg to the adjacent leg in a right triangle?

• Sine

• Cosine

• Tangent

What is the cosine of angle P?

• p/q

• p/r

• q/r

• r/q

Find tanX

• 4/5

• 5/3

• 4/3

• 3/4

Find cosC

• 8/17

• 15/17

• 8/15

• 17/8