Question

The perimeter of a rectangle is 24cm. If the breadth of the rectangle is 4cm, find the area of the rectangle. ​

Answer 1

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Explanation:

Perimeter of rectangle =2× (Length+breadth)----(1)

Given that ,

Breadth of rectangle = 4 cm.

Perimeter of rectangle =24 cm.

Let length of rectangle = y cm.

putting the values of perimeter and Breadth in (1)

24=×(y+4)

⇒24=2y+8

⇒2y=24−8

⇒2y=16

⇒y=16/2

⇒y=8.

Therefore, the length of side rectangle is 8 cm.

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Answer 2

Explanation:

Hello!

L*l

breadth of the rectangle is 4cm,

2 breadth = 4*2 => 8 cm

24-8 = 16

L= 16/2 = 8

area:8*4 => 32 cm²