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Download Lesson Resources for Area of Triangles and Composite Shapes

Mr Mathematics membership Save hours of planning with the full lesson pack — includes presentation, worksheet and detailed solutions.

What's included in this lesson pack

  • Ready-to-teach PowerPoint presentation
  • Printable student worksheet
  • Scaffolded examples for progress and constant challenge
  • Exam-style questions
  • Answers for checking and feedback

Area of Triangles and Composite Shapes

 

Students learn how to calculate the area of composite shapes made up of triangles and rectangles.

Using right-angled, isosceles and scalene triangles, the learning progresses through the level of challenge and complexity in each problem.

Area of 2D and 3D Shapes

Differentiated Learning Objectives
  • All students should be able to calculate the area of a triangle and rectangle.
  • Most students should be able to find the area of a composite shape made from triangles and rectangles.
  • Some students should be able to set up and solve equations involving composite areas.

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