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Mathematics 11 Online
OpenStudy (anonymous):

Help please: What is the maximum total area that 450 cm of string can enclose if it is used to form the perimeters of two adjoining rectangles as shown?

OpenStudy (anonymous):

|dw:1357667687649:dw|

OpenStudy (anonymous):

I'm not sure if I should count the middle lines or not: like should the equation be 4x + 4y = 450?

OpenStudy (mathstudent55):

|dw:1357788105768:dw| 4x + 3y = 450

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