SOLUTION: A rectangular garden 50 feet long and 10 feet wide is enclosed by a fence. To make the garden larger, while using the same fence, its shape is changed to a square. By how many squa

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Question 283088: A rectangular garden 50 feet long and 10 feet wide is enclosed by a fence. To make the garden larger, while using the same fence, its shape is changed to a square. By how many square feet does this enlarge the garden?
a) 100 b) 200 c) 300 d) 400 e) 500

Answer by richwmiller(17219) About Me  (Show Source):
You can put this solution on YOUR website!
50+50+10+10=120 feet of fence
120=4s
30=s
30^2=900
50*10=500
900-500=400
d)400