The area of a died in the shape of a trapezium measure 1440msq and the perpendicular distance between the parallel side 24m.If the ratio of the parallel side is 5:3,what is the length of the longer parallel side?
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answer=75m
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area of trapezium is 1/2 x sum of ll sides x height
put the values..
1440 = 1/2 ( 5x + 3x ) x 24
1440 = 8x multiply 12
1440 = 96x
x = 15 m
longer side is 5x = 5 x 15 = 75 m.
hope this will help you
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