Algebra Examples

$\frac{80}{\cos (60)}$

Step 1

Separate fractions.

$\frac{80}{1} \cdot \frac{1}{\cos (60)}$

Step 2

Convert from $\frac{1}{\cos (60)}$ to $\sec (60)$ .

$\frac{80}{1} \sec (60)$

Step 3

Divide $80$ by $1$ .

$80 \sec (60)$

Step 4

The exact value of $\sec (60)$ is $2$ .

$80 \cdot 2$

Step 5

Multiply $80$ by $2$ .

$160$