Math, asked by bairavaa3681, 1 year ago

the length of a rectangle is decreased by 25 and the width is increased by 40 then change in perimeter

Answers

Answered by theeta

0

original perimeter is 2L+2B
new perimeter is 2(L-25)+2(B+40)= 2L+2B+30
change in perimeter is 30

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