Know that a square is a rectangle in which the four sides are of equal length | Maths

Starter quiz

Which of these shapes are quadrilaterals?

a ✓

b ✓

c ✓

d
Which of these shapes are rectangles?

a

b ✓

c ✓

d
Which of these shapes are not rectangles?

a

b ✓

c

d ✓
How many right angles does this shape have?

'2' ✓
True or false? This shape has one line of symmetry

True
False ✓
How many right angles do these three shapes have in total?

'12' ✓

Exit quiz

Which of these shapes are squares?

a ✓

b

c

d ✓
Which of these shapes are not squares?

a

b ✓

c ✓

d
Why is this shape not a square?

It does not have 4 equal length sides.

It does not have 4 right angles. ✓

It does not have reflective symmetry.

It is not a quadrilateral.
Which of these statements are true for all squares?

They have 4 right angles. ✓

They have exactly two lines of symmetry.

They have 4 sides that are equal in length. ✓
How many lines of symmetry does a square have?

'4' ✓
Look at this pattern. How many squares are there altogether?

'10' ✓

Worksheet

Loading worksheet ...

Presentation

Loading presentation ...

Video

Lesson Details

Key learning points

The definition of a square is a rectangle with all four sides the same length.
A square has four right angles at its vertices.
A square can rest on a side or a vertex.

Common misconception

Pupils may not realise that squares are rectangles.

Emphasise to pupils that all squares are rectangles but not all rectangles are squares. Rectangles are quadrilaterals with 4 right angles, but squares have 4 sides of equal length.

Keywords

Rectangle - A rectangle is a 2D shape with four straight sides and four right angles.
Square - A square is a 2D shape with four equal straight sides.