# Polygon on a Grid

- Author:
- Linda Fahlberg-Stojanovska

- Topic:
- Angles, Quadrilaterals

What type of polygon is this? How many edges? How many vertices? How many angles? How many angles are right angles? Name them. How many angles are acute? Name them. How many angles are obtuse? Name them. If the grid is 1x1, how long is ? ...