Find Unknown Side by Using Trigonometric Ratios

• A
• B
• C
• D

• A
• B
• C
• D

• A
• B
• C
• D

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

• sine

• cosine

• tangent

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

• sine

• cosine

• tangent

Find Cos(A) as a decimal rounded the the nearest ten-thousandth.

• .4706

• .875

• .8824

• .5333

Choose the correct ratio.

• cos(33)=x/14

• sin(33)=x/14

• cos(33)=14/x

• sin(33)=14/x

Solve for the missing angle

• 50

• 0.053

• 36.9

• 95

Which Trig function do you use?

• Sine

• Cosine

• Tangent

From ∠C, what side is AB?

• Adjacent

• Hypotenuse

• Opposite