Question

How do you convert `(7pi)/8` into degrees?

Answer 1

You probably know that `180°` corresponds to `pi` radians;
You can build the proportion:
`180°:pi=()°:(rad)`
Set `(rad)=7pi/8` and solve for `()°` degrees;
you'll get:
`()°=180°7/8pi1/(pi)=157.5°`