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Secondary 1 | Maths
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Date Posted: 4 years ago
Views: 199
Area of triangle ABC - Area of ADE
= 1/2×20×21 - 1/2×10×10.5
= 157.5 m²
= 1/2×20×21 - 1/2×10×10.5
= 157.5 m²
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Date Posted:
4 years ago
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