Question

The question is in the image. Answer question 20 only.

Answer 1

To convert radians to degrees we use the formula:

$\theta\cdot\frac{180}{\pi}$

In this case the angle is 12 radians, then we have:

$12\cdot\frac{180\degree}{\pi}=687.55$

Therefore, the angle in degrees is 687.55°