Rectangle

Find the dimensions of the rectangle, whose perimeter is 108 cm and the length is 25% larger than the width.

Correct result:

a =  30
b =  24

Solution:


a = b + 25/100 b
2(a+b) = 108

a = b + 25/100•b
2•(a+b) = 108

100a-125b = 0
2a+2b = 108

a = 30
b = 24

Our linear equations calculator calculates it.



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