the length of a rectangular hall is 5 metres more than its breadth is the parameter of the hall 74 M find the length and breadth chapter name algebra
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the answer is ...... l = 21 m
b = 16 m
let b be x
then l is x + 5
2(l+b)h = 74
2(x+5+x) = 74
2( 2x+ 5) = 74
4x+10=74
4x=74-10
x=64/4
b=16m
l=16+5=21 m
b = 16 m
let b be x
then l is x + 5
2(l+b)h = 74
2(x+5+x) = 74
2( 2x+ 5) = 74
4x+10=74
4x=74-10
x=64/4
b=16m
l=16+5=21 m
kavya64:
hope this helped u....
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