Square sides

If the square side increases by 28%, the square circumference increases by 11.2 meters. Find the length of the original square side.

Final Answer:

a =  10 m

Step-by-step explanation:

r=100%+28%=1+10028=1.28  o = 4a  4 (a r)=11.2+4 a 4 (a 1.28)=11.2+4 a  1.12a=11.2  a=1.1211.2=10  a=10=10 m



Help us improve! If you spot a mistake, please let let us know. Thank you!







Tips for related online calculators
Our percentage calculator will help you quickly and easily solve a variety of common percentage-related problems.
Do you have a linear equation or system of equations and are looking for a solution? Or do you have a quadratic equation?

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

algebraplanimetrybasic operations and conceptsGrade of the word problem

 
We encourage you to watch this tutorial video on this math problem: video1

Related math problems and questions: