Home > INT3 > Chapter 9 > Lesson 9.1.7 > Problem9-92

9-92.

For an angle θ in the third quadrant $\text{cos}(θ)=-\frac{12}{13}$. Use this information to calculate each of the following values without using a calculator.

Draw a unit circle and label the triangle for the given angle.

1. $\quad \operatorname { sin } ( \theta )$

1. $\operatorname { tan } ( \theta )$