# Chapter 2 - Section 2.5 - Formulas and Problem Solving - Practice: 2

25 feet

#### Work Step by Step

Use the formula for area, A = lw, area = length * width. The values given are: w = 18 A = 450 Substitute into equation: 450 = 18l Solve for l by dividing both sides by 18: 450/18 = l l = 25

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