Mark needs to cut a piece of glass to replace a broken window. He has four pieces of glass: 6

feet long, 5 feet long, 3 feet long, and 7 feet long. If the length of the glass he needs to cut is
feet long, which piece of glass should he cut to have the least amount of unused glass?

A)3 feet
B)5 feet
C)6 feet
D)7 feet

I think it's A

3 answers

How long does the glass need to be?

Square root 20

√20 = 4.4721

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