Posted by MEGGG!!! on Monday, May 10, 2010 at 12:16pm.
Please Someone Help!!!
Find the coordinates of a point on the unit circle corresponding to a 36 degree angle rotation.
Find the coordinates of a point on the unit circle corresponding to a 115 degree angle of rotation.
Find all angles between 0 degrees and 360 degrees with a sine of 0.6.
Find all angles between 0 degrees and 360 degrees with a cosine of 0.3.

Geometry  Reiny, Monday, May 10, 2010 at 2:47pm
1. (cos 36°, sin 36°)
2. (cos 115°, sin 115°)
3. sin Ø = .6, positive, so Ø must be in I or II
Ø = 36.87° or 143.13°
4. do it the same as 3.