How do you find the radian measure of an angle?

Question

How do you find the radian measure of an angle?

Answer

In order to find an angle, you can use a protractor. You can turn angles that are in degrees and turn degrees into radian by knowing the following formulas.

So if we have a measure of 20 degrees we can convert it by multiplying the degrees by the radian formula like the following:

If we had 10 radian, we would use the following formula.

Answer 2

Answered by Wataru

Since

180∘=π radians,

if you want to convert x degrees to radians, then

x×π180 radians,

and if you want to convert x radians to degrees, then

x×180π degrees


I hope that this was helpful.

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