Precalculus Examples

$a = \sin (77 °) \frac{22.7}{\sin (10 °)}$

Step 1

Multiply $\sin (77 °)$ by $\frac{22.7}{\sin (10 °)}$ .

$a = \sin (77 °) (\frac{22.7}{\sin (10 °)})$

Step 2

Simplify $\sin (77 °) (\frac{22.7}{\sin (10 °)})$ .

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Step 2.1

Evaluate $\sin (10 °)$ .

$a = \sin (77 °) \frac{22.7}{0.17364817}$

Step 2.2

Evaluate $\sin (77 °)$ .

$a = 0.97437006 (\frac{22.7}{0.17364817})$

Step 2.3

Divide $22.7$ by $0.17364817$ .

$a = 0.97437006 \cdot 130.72408996$

Step 2.4

Multiply $0.97437006$ by $130.72408996$ .

$a = 127.37364001$