Right Triangles Review SOA-CAH-TOA

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 type of triangles do you use the trig ratios with?

• any type
• right triangle
• obtuse triangle
• acute triangle

 FInd tanX

• 32/40
• 40/24
• 32/24
• 24/32

 Find cosA

• 30/16
• 30/34
• 30/15
• 16/34

 Find sinA

• 32/40
• 32/24
• 24/40
• 24/32

 Find sinC

• 21/35
• 28/21
• 35/28
• 28/35

Find x round to the nearest tenth.

• 46.1

• 4.9

• 16.4

• 26.9

Which Trig function do you use?

• Sine
• Cosine
• Tangent

Set up the problem.

• sin(47) = x/28
• cos(47) = x/28
• tan(47) = x/28
• cos(47) = 28/x