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primary 6 | Maths
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Chan Qiao Ning
Chan Qiao Ning

primary 6 chevron_right Maths

Please help me with this Q,Tks!

Date Posted: 6 years ago
Views: 499

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BrIghT Lee
Bright Lee's answer
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Quite a challenging question to a P6 but with enough practice, should be able to solve this easily.
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Jeffrey Kew
Jeffrey Kew's answer
3 answers (Tutor Details)
By re-arranging the squares, you will notice each side of X is the same as 5 smallest square. Since X = 5 smallest squares= 10cm, each smallest squares has a side of 2cm.

Similarly, you will notice Y can be represented by the sides of 13 smaller squares (see picture). Since Y = 13 smallest squares (with side of 2cm.see above calc), each side of Y = 26cm.

Therefore, perimeter of Y = 26 x 4 = 104cm






Since