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A Maths Starter of The Day

Find the dimensions of a rectangle whose perimeter is 30cm and area is 50cm2.

Find the dimensions of a another rectangle whose perimeter is 50cm and area is 144cm2.

Find the dimensions of a third rectangle whose perimeter is 37cm and area is 67.5cm2.

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Keywords: Starter | Arithmetic

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Answers

The two numbers whose sum is 15 and product is 50 are:

5   and  10

The two numbers whose sum is 25 and product is 144

9   and  16

The two numbers whose sum is 18.5 and product is 67.5

5   and  13.5