algebra ll
posted by Alexis2 .
One last darn problem..
A square: the top is labeled b+4, the right side is labeled, b.
The perimeter is?
The area is?
:)

a. P = 2(b+4)+2b = 2b+8+2b = 4b+8.
b. A = L*W = (b+4)*b = b^2+4b.
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