sin 280 degrees=

Asked by AnneS2 on 22 Mar 05:09

Last updated by anonymous on 23 Mar 20:18

Answered by CherieS on 23 Mar 20:18

Using a calculator-make sure it is set to deg. Look at the stop of the screen and it should say DEG and not RAD

input 280

Push "sin"

sin280=-0.98

sin280 degrees=-cos(pi/18)=-0.98