Question

The area of a rectangle is 24cm². If the length of the rectangle is 8cm, find its breadth.​

Answer 1

Answer:

3

Step-by-step explanation:

Since area = l*b

Here, 24 /l = b

=24/8=3

Hence, breadth = 3 sq. cm.

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Answer 2

Answer :

let the breadth of the given rectangle be X cm .

Then , length = ( X + 8 ) cm

Now , area = 240cm^2

length × breadth = 240

( X + 8 ) X = 240

X^2+8x-240 = 0

X^2 + 20x - 12X - 240 = 0

( X + 20 ) ( X - 12 ) = 0

X = 12 or X = - 20

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