Trigonometric Ratios Review-P1

Front

Which equation gives the correct value for RQ?

Back

sin 60 = 90/RQ

Front

Give the Ratio for COS X

Back

Adj/Hyp

Front

Give the Ratio for TAN X

Back

Opp/Adj

Front

Give the Ratio for SIN X

Back

Opp/Hyp

Front

Choose the correct ratio: cos(33)=x/14, sin(33)=x/14, cos(33)=14/x, sin(33)=14/x

Back

sin(33)=x/14

Front

What is the definition of sine in a right triangle?

Back

Sine (sin) is the ratio of the length of the opposite side to the length of the hypotenuse.

Front

What is the definition of cosine in a right triangle?

Back

Cosine (cos) is the ratio of the length of the adjacent side to the length of the hypotenuse.

Front

What is the definition of tangent in a right triangle?

Back

Tangent (tan) is the ratio of the length of the opposite side to the length of the adjacent side.

Front

If sin(θ) = 0.5, what is θ?

Back

θ = 30° or θ = 150° (in the range of 0° to 180°).

Front

What is the Pythagorean identity involving sine and cosine?

Back

sin²(θ) + cos²(θ) = 1.