2. Find the value of y. Round to the nearest tenth.
у
110
61

Find the measure of the interior angles of the following regular polygons: a triangle, a quadrilateral, a pentagon, an octagon, a decagon, a 30-gon, a 50-gon, and a 100-gon.

A. 127 cm^2 b. 144.5 cm^2 c. 172 cm^2 d. 50 cm^2

What is the radius of a circle with an area of 78.5 cubic inches? use 3.14 for pie