Trigonometry Examples

$2 π {(3.5)}^{2} (1 + \sin (\frac{75}{2}))$

Step 1

Raise $3.5$ to the power of $2$ .

$2 π \cdot 12.25 (1 + \sin (\frac{75}{2}))$

Step 2

Multiply $2 π \cdot 12.25$ .

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Step 2.1

Multiply $12.25$ by $2$ .

$24.5 π (1 + \sin (\frac{75}{2}))$

Step 2.2

Multiply $24.5$ by $π$ .

$76.96902001 (1 + \sin (\frac{75}{2}))$

$76.96902001 (1 + \sin (\frac{75}{2}))$

Step 3

Evaluate $\sin (\frac{75}{2})$ .

$76.96902001 (1 - 0.19779879)$

Step 4

Subtract $0.19779879$ from $1$ .

$76.96902001 \cdot 0.8022012$

Step 5

Multiply $76.96902001$ by $0.8022012$ .

$61.74464024$

$[\begin{array}{c} x^{2} & \frac{1}{2} \\ \sqrt{π} & \int x d x \end{array}]$