Basic Trigonometric Ratios

What is the correct equation?

• sin 40 = w/28

• cos 40 = w/28

• tan 40 = w/28

• sin 40 = 28/w

What ratio represents the tan(B)?

• 6∕4.5

• 4.5∕6

• 6∕7.5

• 4.5∕7.5

Which ratio represents cos(C)?

• 16/34

• 16/30

• 30/34

• 34/16

What is the correct ratio set up for finding the tangent of Angle A? Remember: Tangent = opposite/adjacent

• 20/12

• 12/20

• 12/16

• 16/12

Choose the correct ratio.

• A

• B

• C

• D

Choose the correct ratio.

• sin(37)=x/14

• cos(37)=x/14

• tan(37)=x/14

• sin(37)=14/x