Lesson Details

  • Name: Interior Angles
  • Code: M.4.9.A.6
  • Specification Reference: G3
  • Keywords: Powers, primes, multiply, product, factor, multiple.
  • Objectives: 1. To define key words and facts around angles in polygons. 2. To discover how to find the sum of interior angles. 3. To be able to find interior angles in regular and irregular polygons.
  • Competency: To understand what is meant by prime factorisation.
  • Proficiency: To be able to competently express any number as a product of primes.
  • Mastery: To be able to solve problems using prime factorisation.

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