Trigonometry Missing Angles Sides

Solve for x. 

• A. sin 47^o = 17/x
• B. sin 47^o = x/17 
• C. cos 47^o = 17/x
• D. cos 47^o = x/17

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

• Any triangle ever
• Non-right triangles only
• Right Triangles only
• Never

Find the measure of the missing angle.

• 64^o
• 26^o
• 61^o
• .008^o

Solve for x. Round to the nearest tenth.

• 103.5
• 4.7
• 55.0
• 23.4

What is the ratio for Cosine?

• Opp/Hyp
• Opp/Adj
• Adj/Opp
• Adj/Hyp

Use inverse trig ratios (SOH CAH TOA) to solve for the missing angle

• 49°
• 57°
• 45°
• 54°

What is the acronym to help you remember the ratios to use in trigonometry?

• RIGHTANG
• SOHCAHTOA
• SHOCHATOA

What leg is considered the hypotenuse?

• Any side
• the side opposite the smallest angle
• the side opposite the right angle
• the side opposite the shortest leg

What equation can be used to solve for x?

• Sin(40°)= x/40 
• Sin(40º)=x/19
• Cos(40º)=x/19
• Tan(40°)=19/x

Solve for x.

• 24.20
• 4.92
• 290.4
• 29.75