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Mathematics for IGCSE & O level - Mensuration (Section 4 - No. 44)
A trapezium has parallel sides of 9 cm and 11 cm and a height of 6 cm. What is its area?
30 cm²
60 cm²
90 cm²
120 cm²
解释
Area = 1/2 * (9 + 11) * 6 = 60 cm²
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