Yawen Kuan's answer to Sang19's Primary 5 Maths Singapore question.

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Yawen Kuan
Yawen Kuan's answer
23 answers (A Helpful Person)
1st
Observe that the 2 breadths of the rectangles make up the length of the rectangle. Hence, 2 breadths of rectangle = length of rectangle = length of side of square.

Thus deduce that 60cm = 5 breadths of the rectangle as shown in pic