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Primary 4 | Maths
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Lee kai cheng isaac
Lee Kai Cheng Isaac

Primary 4 chevron_right Maths chevron_right Singapore

Pls help. Thanks

Date Posted: 5 years ago
Views: 359
Teo Earng De Andy
Teo Earng De Andy
5 years ago
The shaded area makes up half of the figure so the total area would be 72 x 2 = 144cm^2. This the side BC will be square root of 144 which is 12cm

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