Thursday
July 31, 2014

Homework Help: Algebra

Posted by Tony on Wednesday, April 11, 2007 at 10:50pm.

If the sides of of a square are decreased by 2cm, the area is decreased by 36cm square. What are the dimensions of the original square?

original square: x by x
new square: x-2 by x-2

old area = x^2
new area = (x-2)^2

The difference in these area = 36
difference means subtract.

take it from there.

10

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

math,help - for this one how do i set it up? IF THE SIDE OF A SQUARE ARE ...
mat117/algebra - If the sides of a square are increased by 3 cm, the area is ...
math - if the sides of a square are increased by 5 cm the area of the new square...
math,correction & help - is problem number 1 correct Problem #1 factor ...
Mathematics - The lengths of two opposing sides of a square are decreased by ...
Math - The sides of a square are all increased by 3 cm. The area of the new ...
algebra - A square flower bed is to be enlarged by adding 2 meters in each side...
math - If the sides of a square are lengthened by 8cm, the area becomes 144 cm^2...
Algebra - If the sides of a square are increased by 3 cm, its area becomes 100 ...
algebra - If the sides of a square are lengthened by 6 cm the area becomes 196 ...

Search
Members