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OpenStudy (anonymous):
One side of Riley's square postage stamp is expressed as 5x+2. What is the perimeter and area of the stamp? FAN+MEDAL!!!!!! HELP!!!!!!!!
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OpenStudy (anonymous):
For the area I got \[25x ^{2}+20x+4\]
OpenStudy (anonymous):
since a square has all equal sides, and there are four of them, you can do this by multiplying \[4(5x+2)\]
OpenStudy (anonymous):
Is it right?
OpenStudy (anonymous):
20x+8?
OpenStudy (anonymous):
your area is right, but the questions asked for the "perimeter" not the area
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OpenStudy (anonymous):
Perimeter AND the area
OpenStudy (anonymous):
yeah \(20x+8\) for the perimeter
OpenStudy (anonymous):
ok you got 'em both
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