Interior Angles And Exterior Angles. Interior and Exterior angles of polygons - YouTube. To find the exterior angle we simply need to take 135 away from 180.
Quadrilaterals are 2D shapes with four sides and angles. Alternate exterior angles angle 1 and angle 7 angle 4 and angle 6. Scroll down the page for more examples and solutions on how to find interior and exterior angles of quadrilaterals.
The sum of the measures of the interior angles of a polygon with n sides is n 2180.
Interior and Exterior angles of polygons. Each pair of corresponding angles is equal in measure. To find the exterior angle we simply need to take 135 away from 180. Also the sum of exterior angles of a polygon is always equal to 360 degrees.