The area of the trapezium is 248 sq.m and it's height be 8 m . if one of the parallel side is smaller than the other by 4 m ,find two parallel sides .
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here you go, hope this helps.
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Let the bigger side of trapezium be x,
area of trapezium={1/2}×(sum of parallel side)×height,
248={1/2}×{x+(x-4)}×8,
496=2x-4,
500=2x,
x=250,----------(I)
from above ,
I st side=250 cm
II nd side=246 cm
area of trapezium={1/2}×(sum of parallel side)×height,
248={1/2}×{x+(x-4)}×8,
496=2x-4,
500=2x,
x=250,----------(I)
from above ,
I st side=250 cm
II nd side=246 cm
Akash772:
its in metre but you have done in cm
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