A rectangle has a perimeter of 60 cm, and its length is 3 times its width. What is the area of the rectangle?
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A rectangle has a perimeter of 60 cm, and its length is 3 times its width. What is the area of the rectangle?
Calculating the area starts with foundational formulas. Perimeter (P) of a rectangle equals 2 × (length + width). With length (L) set as 3 times width (W), substituting gives P = 2 × (3W + W) = 2 × 4W = 8W. Since perimeter is 60 cm, solving