Measure the area of flat shapes using square metres | Maths

Starter quiz

Which of these items is approximately a metre in length?
- A laptop screen
- The height of a house
- The length of a school hall
- The width of a door ✓
Match the item with the square unit that would be the most useful for finding its area.
- square cm
  
  ⇔
  
  a page in a book ✓
- square m
  
  ⇔
  
  a back garden ✓
- square mm
  
  ⇔
  
  a blade of grass ✓
- square km
  
  ⇔
  
  a village ✓
Which of these is another way of writing 'square metres'?
- 2m
- m2
- m² ✓
Which of these sets of fractions total one whole?
- one half + one half ✓
- one quarter + one quarter
- one third + one third + one third ✓
- one quarter + one quarter + one quarter + one quarter ✓
What is the area of this shape? ______ cm²
- '15' ✓
What is the area of this shape? ______ cm²
- '18' ✓

Which of these surfaces would you measure using square metres?
- The area of a town
- The area of the classroom floor ✓
- The area of a reading book
- The area of the school playground ✓
- The area of a PE mat ✓
How many different ways can this value be expressed?
- Four square metres ✓
- Four squares
- Four metres squared ✓
- 4m² ✓
- 4 squared
Which value shows the best estimate of the whole area?
- 12 m²
- 13 m² ✓
- 14 m²
True or false? This shape has an area of two square metres.
- True. There are 2 squares that each have the area of one square metre.
- False. The shapes meet at the vertices so they are two shapes. ✓
Match the shape to the total area.
- a
  
  ⇔
  
  3 m² ✓
- b
  
  ⇔
  
  4 m² ✓
- c
  
  ⇔
  
  2 m² ✓
- d
  
  ⇔
  
  5 m² ✓
Which of the shapes have an area of 5 square metres?
- a
- b ✓
- c
- d ✓

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Pupils may believe that an area of one square metre has to be in the shape of a square.

Take two large pieces of paper, each one square metre, and fold them in half in different ways. Bring them together to form a square metre.

Square metre - A square metre is a unit of measure equal to a square that is one metre on each side.