### Home > A2C > Chapter 13 > Lesson 13.2.1 > Problem13-104

13-104.
1. Rewrite each of the following expressions in terms of either sin(θ) or cos(θ). Homework Help ✎

1. tan(θ)

2. csc(θ)

3. cot(θ)

4. sec(θ)

In a unit circle, cos(θ) = x, sin(θ) = y, and tan(θ) = ?

Cosecant is the reciprocal of sine.

Cotangent is the reciprocal of tangent.

Secant is the reciprocal of cosine.