03-15-2024 Co-Function/Complementary Angles

Front

Cosecant, or csc, is the reciprocal of _____________.

Back

sine, sin

Front

Given the Csc(x) = 1, then the Sin(x) = ?

Back

1

Front

In ∆ABC, the complement of ∠B is ∠A. Which statement is always true?

Back

sin∠A = cos∠B

Front

Given the Cos(x) = -2/3, then the Sec(x) = ?

Back

-3/2

Front

Find cscΘ if sinΘ = 15/17.

Back

17/15

Front

What is the relationship between sine and cosecant?

Back

csc(θ) = 1/sin(θ) for any angle θ.

Front

What is the relationship between cosine and secant?

Back

sec(θ) = 1/cos(θ) for any angle θ.

Front

If sin(θ) = 0.5, what is csc(θ)?

Back

2

Front

If cos(θ) = 0.6, what is sec(θ)?

Back

5/3

Front

What is the value of sin(90° - θ)?

Back

cos(θ) (co-function identity).