The parallel sides of a trapezium are 65m and 40m. Its non parallel sides are 39m and 56m. Find the area of the trapezium.
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x²+h² = 56²
(25-x)²+h² = 39²
x²-56² = (25-x)² - 39²
x = 224/5
So,
h² = 56²-x² = 28224/25
h = 168/5
Thus,
The area is (40+65)/2 × 168/5 = 1764
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x²+h² = 56²
(25-x)²+h² = 39²
x²-56² = (25-x)² - 39²
x = 224/5
So,
h² = 56²-x² = 28224/25
h = 168/5
Thus,
The area is (40+65)/2 × 168/5 = 1764
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