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primary 5 | Maths | Whole Numbers
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primary 5 Maths Whole Numbers Singapore

how to do, tks

Date Posted: 5 years ago

5 years ago

Number of dots = (figure number + 1)²

Number of small right-angled triangles
= 2 x (number of dots in the previous figure)

Or 2 x (figure number)²

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Date Posted: 5 years ago

Oliver

5 years ago

thanks