Trigonometry Examples

$\cos (\frac{1.77}{3.93})$

Step 1

Divide $1.77$ by $3.93$ .

$\cos (0.45038167)$

Step 2

The result can be shown in multiple forms.

Exact Form:

$\cos (0.45038167)$

Decimal Form:

$0.90028101 \dots$