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primary 5 | Maths | Area & Volume
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primary 5 chevron_right Maths chevron_right Area & Volume chevron_right Singapore

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Date Posted: 8 months ago
Views: 77
8 months ago
Draw the line EG and FH. You'll get 4 triangles.

Realise that these 4 triangles are the same size as the other 4 triangles surrounding them.

Area EFGH = 2cm x 2cm = 4cm²
= 4 triangles

Area ABCD = area of 8 triangles
= 2 x area of EFGH

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Henry Tan
Henry Tan's answer
359 answers (A Helpful Person)
Henry Tan
Henry Tan
8 months ago
Hi CV, you can always cut the figure into smaller parts to help you to visualize.