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primary 5 | Maths
| Whole Numbers
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Please help me only with (b)!Thank you!
= Area of ABCDE - Area of △ADE
= 36cm² - 24cm²
= 12cm²
Area of △CDE
= ½ x 6cm x 10cm
= 30cm²
Area of shaded part
= Area of △CDE - Area of △BCD
= 30cm² - 12cm²
= 18cm²
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