Question

Use a calculator to find the angle measure to the nearest degree for sin-1 (0.7071).

Answer 1

$\\ \tt\hookrightarrow \theta=sin^{-1}(0.7071)$

• Let's use calculator

$\\ \tt\hookrightarrow \theta=44.99°$

Fact about sine(sin)

$\\ \tt\hookrightarrow Sin\theta=\dfrac{Perpendicular}{Hypotenuse}$

Answer 2

The answer is 45 degree