Question

geometry help please!

Answer 1

Find the sum of the measures of the interior angles of the figure.

Answer 2

A pentagon has 5 sides, and can be made from three triangles, so you know what ...

... its interior angles add up to 3 × 180° = 540°

And if it is a regular pentagon (all angles the same), then each angle is 540° / 5 = 108°
The Interior Angles of a Pentagon add up to 540°
http://www.mathsisfun.com/geometry/interior-angles-polygons.html

Answer 3

thanks

Answer 4

could you help me on another one?