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Sam decides to build a square garden. If the area of the garden is 4x2 + 28x + 49 square feet, what is the length of one side of the garden? A. (2x + 7) feet B. (7x + 2) feet C . (2x − 7) feet D. (7x −
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Sam decides to build a square garden. If the area of the garden is 4x2 + 28x + 49 square feet, what is the length of one side of the garden?

A. (2x + 7) feet
B. (7x + 2) feet
C . (2x − 7) feet
D. (7x − 2) feet

User Diatoid
by
8.0k points

2 Answers

2 votes

Answer:

A. (2x+7)

Explanation:

User Mahamoutou
by
7.4k points
3 votes
the formula of a square area is A = L²
so if A = 4x2 + 28x + 49, so the other length is A. (2x + 7) feet
proof

L=(2x + 7), L²= (2x + 7)² =4x2 + 28x + 49,
User Itspers
by
7.9k points
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