Missing Sides with SOH CAH TOA

What is the correct ratio?

• sin 40 = w/28

• cos 40 = w/28

• tan 40 = w/28

• sin 40 = 28/w

Find the measure of the missing angle.

• 64^o

• 26^o

• 61^o

• .008^o

Find the measure of the indicated angle (?) round to the nearest tenth.

• 9.4

• 55.2

• 20.15

• 19.4

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

• Any triangle ever

• Non-right triangles only

• Right Triangles only

• Never

Set up the problem...

• sin X = 41/28

• tan X = 41/28

• cos X = 28/41

• sin X = 28/41

Find the measure of the missing angle.

• 49^o

• 50^o

• 41^o

• 33^o

Fill in the blank...
SOH ___ TOA

• COH

• CAH

• COA

• CHA

Solve for the missing angle

• 50

• 0.053

• 36.9

• 95

A yacht is anchored 90 feet offshore from the base of a lighthouse.  The angle of elevation from the boat to the top of the lighthouse is 26 degrees.  The distance between the yacht and the top of the lighthouse is about 100 feet.  Which of these is nearest to the height of the lighthouse? 

• 23 feet

• 43 feet 

• 110 feet 

• 135 feet 

Find the measure of the indicated angle.

• 9.39

• 55.2

• 20.2

• 19.4