# Area of compound shapes

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## Lesson details

### Key learning points

1. In this lesson, students will find the area of compound shapes by dividing the shape up into simpler more easily recognisable shapes and finding the sum of their parts.

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## Video

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## Worksheet

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## Starter quiz

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### 3 Questions

Q1.
Work out the area of the trapezium.
110 cm²
55 cm²
80 cm²
Q2.
Work out the area of the trapezium.
240 cm²
360 cm²
480 cm²
Q3.
Which of the following dimensions of a triangle have the same area as the trapezium in the diagram?
Base 12 cm and perpendicular height 2 cm
Base of 8 cm and a sloped side of 6 cm
Perpendicular height of 6 cm and base of 4 cm
Correct answer: Perpendicular height of 8 cm and base of 6 cm

## Exit quiz

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### 3 Questions

Q1.
Work out the area of the compound shape.
165 cm²
27 cm²
Q2.
Work out the area of the compound shape.
36 cm²