Asked by walt
Write a function rule for the area of a rectangle whose length is 5 ft more than its width. What is the area of the rectangle when its width is 11 ft?
Write a function for the area A of the rectangle using the independent variable width W.
Write a function for the area A of the rectangle using the independent variable width W.
Answers
Answered by
Damon
A = L w
but L = w+5
so
A = (w+5)w = w^2 + 5 w
if w = 11
A = 11^2 + 5(11) = 121+55 = 176
but L = w+5
so
A = (w+5)w = w^2 + 5 w
if w = 11
A = 11^2 + 5(11) = 121+55 = 176
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