Basic Math Examples

$\frac{1}{2} \cdot ((9) (9) \sin (60))$

Step 1

Multiply $9$ by $9$ .

$\frac{1}{2} \cdot (81 \sin (60))$

Step 2

The exact value of $\sin (60)$ is $\frac{\sqrt{3}}{2}$ .

$\frac{1}{2} \cdot (81 \frac{\sqrt{3}}{2})$

Step 3

Combine $81$ and $\frac{\sqrt{3}}{2}$ .

$\frac{1}{2} \cdot \frac{81 \sqrt{3}}{2}$

Step 4

Multiply $\frac{1}{2} \cdot \frac{81 \sqrt{3}}{2}$ .

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Step 4.1

Multiply $\frac{1}{2}$ by $\frac{81 \sqrt{3}}{2}$ .

$\frac{81 \sqrt{3}}{2 \cdot 2}$

Step 4.2

Multiply $2$ by $2$ .

$\frac{81 \sqrt{3}}{4}$

Step 5

The result can be shown in multiple forms.

Exact Form:

$\frac{81 \sqrt{3}}{4}$

Decimal Form:

$35.07402885 \dots$