The Sine and Cosine Ratios

Find sin D

• 3/5

• 4/5

• 3/4

• 1/2

Find cos E

• 3/5

• 4/5

• 3/4

• 1/4

Find cos D

• 4/3

• 3/4

• 3/5

• 4/5

Find sin D

• 35/37

• 12/37

• 12/35

• 35/12

What is the ratio for Sine?

• Hyp/Opp

• Opp/Hyp

• Opp/Adj

• Adj/Opp

What ratio can you find for an angle when you have the opposite side of the angle and the hypotenuse

• cosine

• sine

• tangent

• trigonometry

What ratio can you find for an angle when you have the adjacent side to the angle and the hypotenuse

• cosine

• sine

• tangent

• trigonometry

Which equation would you use to solve for x?

• sin 58 = x/19

• cos 58 = x/19

• sin 58 = 19/x

• cos 58 = 19/x

Which Trig function do you use?

• Sine

• Cosine

• Tangent

Solve for x.

• 8

• 14

• 19.8

• 9.9