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how do you express the area and perimeter of a rectangle algebraically?

Mathematics
Tutor: None Selected Time limit: 1 Day

i have a test tomorrow and i need help in expressing the area and perimeter of a rectangle

Nov 21st, 2014

Expressing area and perimeter algebraically just means "use variables instead of numbers." In this case, we know Area=Length*Width giving us the formula A=lw. Along the same lines, the perimeter is all the sides added together so Perimeter=Length+Length+Width+Width or P=2l+2w=2(l+w).

Nov 21st, 2014

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Nov 21st, 2014
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Nov 21st, 2014
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