Solve Right Triangles with Trig

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

• Any triangle ever

• Non-right triangles only

• Right Triangles only

• Never

What is the value of x?

• 17.30

• 11.33

• 0.06

• 23.82

What is the value of x?

• 9.17

• 98.13

• 0.11

• 26.69

Find the measure of the indicated angle.

Susan is flying a kite, which gets caught in the top of a tree.  Use the diagram to estimate the height of the tree. 

• 63 ft

• 65 ft

• 74 ft

• 87 ft

A 16 foot ladder leans against a building.  If the angle the ladder makes with the ground is 68°, how high up the building does the ladder reach?

• 39.6

• 6.0

• 14.8

• 13.6

To the nearest whole degree.

• 66^°

• 24^°

• 22^°

• ^37°

Choose the correct ratio.

• sin(37)=x/14

• cos(37)=x/14

• tan(37)=x/14

• sin(37)=14/x

Solve the triangle. Round measures of sides to the nearest tenth and angles to the nearest degree.

• A

• B

• C

• D