SOLUTION: What's the reference angle θ' of the angle θ = {{{ 255 }}}°? sketch θ and θ' in standard position. Thanks.

Algebra ->  Trigonometry-basics -> SOLUTION: What's the reference angle θ' of the angle θ = {{{ 255 }}}°? sketch θ and θ' in standard position. Thanks.       Log On


   

Question 1062584: What's the reference angle θ' of the angle θ = +255+°? sketch θ and θ' in standard position. Thanks.
Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!
is between 180 degrees and 270 degrees. This lands the angle in quadrant 3 (Q3). Therefore, the reference angle can be found using the formula below





Angle is shown in red while angle is shown in blue.