Trigonometry Examples

$h = \frac{15}{\cos (65)}$

Step 1

Separate fractions.

$h = \frac{15}{1} \cdot \frac{1}{\cos (65)}$

Step 2

Convert from $\frac{1}{\cos (65)}$ to $\sec (65)$ .

$h = \frac{15}{1} \sec (65)$

Step 3

Divide $15$ by $1$ .

$h = 15 \sec (65)$

Step 4

Evaluate $\sec (65)$ .

$h = 15 \cdot 2.36620158$

Step 5

Multiply $15$ by $2.36620158$ .

$h = 35.49302374$