TIEW KAI JIE NICHOLAS's answer to Gwendolyn's Primary 5 Maths Area & Volume Singapore question.
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One side of the square is partially covered the the rectangle. However, the length of the rectangle plus the remaining length of the square that the rectangle didn’t block would add up to 9cm
Date Posted:
4 years ago
thanks.. yes totally thrown off the track seeing the rectangle
The other way is shown by the second answer... Draw a rectangle that encloses the figure and the perimeter of that rectangle is just equal to the figure's.
See XingYao's answer for the diagram
See XingYao's answer for the diagram
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