(b) The length of a rectangular floor is 3 m more than its breadth. If the numerical values of its area
and perimeter are equal then form an equation for the breadth x. Also, find the dimensions of
the floor.
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Step-by-step explanation:
let breadth be x then length will be 3+x
=》Area= x(3+x)= 3x + x^2
=》Perimeter = 2(x + 3+x) = 4x + 6
A/Q 4x+6=3x+x^2
=》 x^2 - x -6 =0
=》 (x+2)(x-3)=0
=》 x=3..... As x cant be negative.
Hence, length=6 and breadth =3.
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