Geometry and measuresKey Stage 3

Area of a compound shapeA rectangle and a triangle

Split a compound shape into familiar areas, then add them.

  • Use the dashed dividing lines to identify each part.
  • The triangle height must be perpendicular to its base.

Example 1

Find the area of the compound shape.

Rectangle
Triangle
Rectangle
Triangle

Example 2

Find the area of the compound shape.

Rectangle
Triangle
Rectangle
Triangle

Your turn

Question 1

Find the area of the compound shape.

Check answer
Rectangle
Triangle
Rectangle
Triangle
Question 2

Find the area of the compound shape.

Check answer
Rectangle
Triangle
Rectangle
Triangle
Question 3

Find the area of the compound shape.

Check answer
Rectangle
Triangle
Rectangle
Triangle
Question 4

Find the area of the compound shape.

Check answer
Rectangle
Triangle
Rectangle
Triangle
Question 5

Find the area of the compound shape.

Check answer
Rectangle
Triangle
Rectangle
Triangle
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