Question

the length of a rectangle is 21cm. it's perimeter is 189cm. find the breadth of the rectangle.
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solution tell me right. ​

Answer 1

Answer:

73.5 cm

Step-by-step explanation:

Perimeter = 2 ( L + B )

189 = 2 ( 21 + B )

189 = 42 + 2B

189 - 42 = 2B

147/2 = B

73.5 = B

So Breadth of Rectangle = 73.5 cm ( Answer )

Answer 2

Step-by-step explanation:

i hope it will help you.