Pat starts with two identical square pieces of paper. On the first one, she draws straight lines that divide the paper into a -by- grid of squares. The total length of the lines she draws is
On the second piece of paper, Pat draws straight lines that divide the paper into a -by- grid of squares.
What is the total length of the lines that Pat draws on the second piece of paper?
Answers pls because im dumbo
ANSWER
not hint
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