Intro to Trig Ratios

Solve for x.

• 24.20

• 4.92

• 290.4

• 29.75

Solve for x.

• 10

• 11.3

• 12.0

• 15.0

Solve for x.

• 50.7

• 50.1

• 60.7

• 61.0

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

• .4706

• .8824

• .5333

• 1.875

• A
• B
• C
• D

• A
• B
• C
• D

From ∠C, what side is AB?

• Adjacent

• Hypotenuse

• Opposite

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

• cotangent

In relation to the angle θ, label the side marked a in this right-angled triangle.

• Hypotenuse

• Adjacent

• Opposite