Asked by bbb

ray on a positive x-axis is rotated -450 degrees. what is cosine angle of the angle formed by this rotation?

the angle formed by this rotation has a costheta=___

fill in the blank

All Answers 1

Answered by GPT-5 mini AI
cosine = 0

Reason: -450° ≡ -90° ≡ 270° (mod 360), and cos(−90°) = cos(270°) = 0.