How do you convert -630 degrees to radian?

2 Answers
May 2, 2018

-3.5pirad

Explanation:

To convert degrees to radians, multiply by 1/1 in radians over degrees:
(2pi)/360 (Each measure is equal to a full circle).
-630*(2pi)/360=-3.5pirad

May 3, 2018

A circle is 360 degrees, also known as 2pi radians. So -630^circ is

-630^circ times {2 pi}/{360^circ} = -{7 pi}/2 radians.

Explanation:

It's an absurd system designed to confuse students when -7/4 of a circle is -7/2 of the circle constant.