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Mathematics for IGCSE & O level - Mensuration (Section 11 - No. 31)

What is the area of a triangle with a base of 10 cm and a height of 5 cm?
50 cm²
25 cm²
15 cm²
30 cm²

解释

Area = 1/2 * base * height = 1/2 * 10 * 5 = 25 cm².

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