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8 years, 9 months ago
Find the area of a trapezium whose parallel sides are of length 58cm and 42cm and whose non parallel sides are equal each being equal to 20 cm.
8 years, 9 months ago
0.5 * (42 +58 ) * 336^(1/2) just a simple formula of finding area of trapezium - 0.5 * (sum of parallel sides) * height..
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