ABC Daycare wants to build a fence to enclose a rectangular playground. The area of the...

ABC Daycare wants to build a fence to enclose a rectangular playground. The area of the playground is 920 square feet. The fence along three of the sides costs $5 per foot and the fence along the fourth side, which will be made of brick, costs $15 per foot. Find the length of the brick fence that will minimize the cost of enclosing the playground. (Round your answer to one decimal place.)

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