IB Trig Triangle

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

• Any triangle ever

• Non-right triangles only

• Right Triangles only

• Never

What is the value of x?

• 960

• 30.98

• 43.91

• 14.24

What is the value of x?

• 4.20

• 7.32

• 0.14

• 4.91

What is the value of x?

• 42.59

• 0.03

• 38.60

• 8.39

What is the value of x?

• 6 < x < 30

• 21.63

• 13.42

• 30 < x < 6

Find the measure of the indicated angle.

A hawk sitting on a tree branch spots a mouse on the ground 15 feet from the base of the tree.  The hawk swoops down toward the mouse at an angle of 30 degrees. What is the distance from the tree branch to the mouse? 

• 7.5 ft 

• 15 ft 

• 26 ft 

• 30 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°