What is the area of this regular polygon with the given radius? (simplified answer, using exact answer with radicals as needed)

Which statement best describes the expression 4y ÷ 9? (1 point) 9 divided by 4 times y 9 times y divided by 4 4 times y divided by 9 4 divided by 9 times y

What is the image of c for a 90° counterclockwise rotation about a? (3, 7) (-1, 3) (7, 3)

*segment an is an altitude of right ? abc with a right angle at a. if ab = 2root 5 in and nc = 1 in, find bn, an, ac.