Shape and Space 1
2 marks · NormalExplain why a rectangle is not the same as a square, even though both have four sides and four right angles.
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A rectangle does not have all sides equal; a square does.
Must show: sides of equal length for square only, rectangle two pairs of equal sides
Also accept: Only a square has all sides the same length, rectangles only have opposite sides equal.
Common mistakes: Saying both are the same shape.
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Marking points
B1 · 1 mark · Points out that square has all sides equal.
B2 · 1 mark · Points out that rectangle only has opposite sides equal (not all sides equal).
Worked solution
A square has all its sides equal, but a rectangle only has opposite sides equal. Both have four right angles, but their side lengths differ.