## Precalculus (6th Edition) Blitzer

$29$ feet
The trigonometric ratios are as follows: $\tan \theta =\dfrac{opposite}{adjacent}$ Now, we have $\tan 40^{\circ} =\dfrac{h}{35}$ This gives: $h= 35 \times \tan 40^{\circ}$ Therefore, we have $h=35 \times 0.8391 \approx 29$ feet