Best Study Material for Year 11 Exam
Example 1: Find the area of the pentagon shown in the diagram below.Ans: Separate the diagram into two shapes that you are familiar with and know the formulae for the areas of.
This pentagon can easily be split into a rectangle and a triangle.
Use the values given to find the length of the base and the height of the triangle and add these to the diagram.The total area will be the area of the rectangle + the area of the triangle.
Area = 65.5 cm2
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Problem Solving with Areas
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Problem solving, as far as GCSE Mathematics is concerned, usually has two key features:
When tackling problems that involve areas, consider the following:
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