Perimeter - rectangle

The perimeter of the rectangle is about cm. One side is three times smaller than the other. Express the lengths of both sides of the rectangle using its perimeter

Correct answer:

a = o/8
b = 3o/8

Step-by-step explanation:

o=2(a+b) b = 3a o = 2a + 6a = 8a a=o/8
b = 3a  b=3o/8



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You need to know the following knowledge to solve this word math problem:

algebraplanimetricsbasic operations and conceptsGrade of the word problem

 
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