Question

find the breadth of a rectangle whose perimeter is 56 cm and length is 23cm​

Answer 1

Step-by-step explanation:

Let breadth be x.

P=2(l+b)

56=2(23+ x)

56=46+2x

2x=56- 46

2x=10

x=10/2

x=5

So,breadth is 5 cm.

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Answer 2

Answer:

Breadth is 5 cm

Step-by-step explanation:

Perimeter = 56 cm

Length = 23 cm

Perimeter of rectangle = 2 (l + b)

=> 56 = 2 (23 + b)

=> 56 / 2 = 23 + b

=> 23 + b = 28

=> b = 28 - 23

=> b = 5

Breadth is 5 cm