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# What is the area of a rectangle whose length is 5x and whose width is xy?

Mar 8, 2018

$A 5 {x}^{2} y$

#### Explanation:

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The formula for the area of a rectangle is:

$A = l \cdot w$

$A = \left(5 x\right) \left(x y\right) = 5 {x}^{2} y$