CPM Homework Help : CCG Problem 5-44

For each triangle below, write a trigonometric equation relating $a$ , $b$ , and $θ$ .

Hint (all):

$\text{Recall: sin } \theta =\frac{\text{opp.}}{\text{hyp.}}$

$\text{cos }\theta = \frac{\text{adj.}}{\text{hyp.}}$

$\tan\theta=\frac{\text{opp}.}{\text{adj}.}$