S Pavitra's answer to Jose's Primary 4 Maths Singapore question.
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Take note that 1 length is 3 times of a width. So you can equate it to 3 widths. There’s two length so it’s equivalent to 6 widths. And you add that with 2 widths on both sides of the rectangle, you’ll get a rectangle with a perimeter of 8 widths.
Date Posted:
4 years ago
Thx. Now I understand how