Key Stage 3 Maths - Lesson Objectives, Keywords and Resources - Year 9 - Shape, Space and Measures

Angles of Polygons

Lesson Objectives

To be able to:

• Explain how to find, calculate and use the sums of the interior and exterior angles of polygons.
• Solve problems using properties of angles, of parallel and intersecting lines, and of triangles and other polygons.

Keywords:

exterior angle, interior angle, polygon.

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