Intro to Trig Ratios

If you are given the two sides that are not the hypotenuse, which trig function should you use?

• sine
• cosine
• tangent
• cotangent

If you are given the opposite side and hypotenuse, which trig function should you use?

• sine
• cosine
• tangent
• cotangent

If you are given the adjacent side and hypotenuse, which trig function should you use?

• sine
• cosine
• tangent
• cotangent

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 cosC

• 16/34
• 16/30
• 30/34
• 34/16