The combined area of two squares is 45 square centimeters. Each side of one square is twice as long

Mathematics
Tutor: None Selected Time limit: 1 Day

Algebra 1:

please help me get the answer for this Quadratic problem.

Jun 2nd, 2015

twice as long as the other square? Is this the question asking?

If it is then:

assume one square has side length of x, then the other square has side length of 2x:

x^2+(2x)^2=45

5x^2=45

x^2=9

Jun 2nd, 2015

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