Question

find the perimeter. simplify your answer.

Explanation:

Step1: Recall the perimeter formula for a rectangle

The perimeter formula for a rectangle is \(P = 2(l + w)\), where \(l\) is the length and \(w\) is the width. Here, \(l = 2u\) and \(w=u\).

Step2: Substitute the values into the formula

Substitute \(l = 2u\) and \(w = u\) into \(P = 2(l + w)\):

$$
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$$

Step3: Simplify the expression

\(2\times3u=6u\)

Answer:

\(6u\)