Measuring 2D Shapes: Calculate the Area
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• Introduction
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This worksheet is about the area of a shape.  This is the amount of space inside a shape and we can work this out by counting squares.

Remember that 2 half squares make a whole square.

Example

Find the area of the shaded shapes be counting the squares and half squares. Each square has an area of 1 square centimetre (1 sq. cm or 1 cm2)

Answer

There are 20 whole squares and 4 half squares

The area is 22 cm2

• Question 1
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Find the area of the shaded shape by counting the squares and half squares.

Select the correct area in square centimetres below.

30 sq cm

32 cm

32 sq cm

• Question 2
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Find the area of the shaded shape by counting the squares and half squares.

Select the correct area in square centimetres below.

33 sq cm

31 sq cm

32 sq cm

• Question 3
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Find the area of the shaded shape by counting the squares and half squares.

Select the correct area in square centimetres below.

50 sq cm

51 sq cm

52 sq cm

• Question 4
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Find the area of the shaded shape by counting the squares and half squares.

Select the correct area in square centimetres below.

34 sq cm

35 sq cm

32 sq cm

Progress