Complements - Sine and Cosine

Front

If sin(β) = ⅝, what is cos(α)?

Back

⅜

Front

If sin(θ) = 7/25, what is cos(φ)?

Back

8/17

Front

What is the complement to: cos 38⁰ = ?

Back

sin 52⁰

Front

Sin(45) = Cos( ? )

Back

45

Front

If sin(β) = ⅝, what is cos(α)?

Back

⅝

Front

What is the relationship between sine and cosine for complementary angles?

Back

sin(θ) = cos(90° - θ) and cos(θ) = sin(90° - θ).

Front

What is the value of sin(30°)?

Back

1/2

Front

What is the value of cos(60°)?

Back

1/2

Front

If sin(θ) = 0.6, what is cos(θ)?

Back

√(1 - 0.6²) = √(0.64) = 0.8.

Front

What is the sine of an angle in a right triangle?

Back

The ratio of the length of the opposite side to the hypotenuse.