Finding Missing Sides and Angles in Right Triangle Trigonometry

Find the length of side w.

• 21.4 cm
• 18.0 cm
• 36.5 cm
• 43.6 cm

Find the measurement of the missing side indicated

• 4.39
• 3.21
• 2.19
• 2.05

What is the ratio for Sine?

What is the ratio for Tangent?

What is the ratio for Cosine?

Which triangle is correctly labeled?

• 
• 
• 
• 

Which one is the easy trick to remember trigonometric ratios?

• SAH COH TOA

• SOH CAH TOA

• SOH CAH TAO

• SOH CEH TOA

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

• 9.4
• 55.2
• 20.15
• 19.4

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

• 33°
• 49°
• 39°
• 41°

Find the measure of the angle.  Round to the nearest tenth. 

• 30.8
• 32.1
• 34.3
• 36.9