Question

Help!
Solve for x y and z
Pic below

Answer 1

where is the 60 and 90 degree angles?

Answer 2

idk on the outside that's what the pic looks like in the book

Answer 3

there is a theorem from geometry that states the angle on the circle is half of the subtended arc....

Answer 4

oh, ok i understand where the angles r from

Answer 5

so for example, to get angle y in the polygon, see the picture....
so angle y=45+30=75 degrees....