# How do you convert 90 degrees to radians?

##### 2 Answers

Multiply by a fraction which represents 1 revolution in both degrees and radians, you will find that

#### Explanation:

To convert from degrees to radians, consider a common measurement to determine a conversion fraction ratio.

1 revolution about a circle is both

That above equation gives you a conversion from degrees to radians. We can now plug in the angle we want to convert units with:

#### Explanation:

#"to convert from "color(blue)"degrees to radians"#

#color(red)(bar(ul(|color(white)(2/2)color(black)("radians "="degrees "xxpi/180)color(white)(2/2)|)))#

#rArrcancel(90^@)^1xxpi/cancel(180^@)^2=pi/2" radians"#