The area of a trapezium is 240ft2 and its parallelside1=35 ft, parallelside2=13 ft. Find the height.
20 ft
30 ft
10 ft
40 ft
A
40 ft
B
10 ft
C
30 ft
D
20 ft
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Solution
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Area of a trapezoid = 12(b1+b2)×h b1= 35 ft b2= 13 ft h = ? 240 = 12(35+13)×h 240 = 12×48×h 240=24×h Height, h=10 ft.
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