Interior And Exterior Angles Worksheet Answers. Interior angles in polygons displaying top 8 worksheets found for this concept. We don t have any way of expression two of the interior angles at the moment but we do have their associated exterior angles and we know that interior plus exterior equals 180.
T s 120 4 r p 25 80. Some of the worksheets displayed are interior and exterior angles angle relationship interiorexterior s1 4 the exterior angle theorem relationship between exterior and remote interior angles 6 polygons and angles exterior angles of a triangle 3 name period gp unit 10 quadrilaterals and p exterior angles. The formula to find the sum of the interior angles of any polygon is sum of angles n 2 180 where n is the number of sides of the polygon.
So we get text interior angle cdb 180 y 48 132 y.
Add up all the given interior angles in the irregular polygons and subtract it from the given sum of the interior angles to determine the measure of the unknown interior angles in these irregular polygons. Showing top 8 worksheets in the category interior and exterior angles answer key. Some of the worksheets for this concept are interior and exterior angles angle relationship interiorexterior s1 4 the exterior angle theorem relationship between exterior and remote interior angles 6 polygons and angles exterior angles of a triangle 3 name period gp unit 10 quadrilaterals and p exterior. Exterior angle of regular polygons the sum of the exterior angles at each vertex of a polygon measures 360 o.
