Question

Solve x=Arctan 1/3 to the nearest degree.

Answer 1

you have a calculator?

Answer 2

if you don't have a calculator, you can either type "arctan(1/3)" without quotes into google to get 0.321750554 radians


or you can type "arctan(1/3)" without quotes into wolfram alpha to get the same answer

Answer 3

Oh sry, just saw "degrees"


So you need to multiply by 180/pi to get


0.321750554*(180/pi) = 18.4349


which rounds to 18 degrees