Mathematics, 19.11.2019 23:31 mocheal8216

To make a friendship bracelet, some long strings are lined up; then, one string is tied in a knot with each of the other strings to create a row of knots. a new string is chosen and knotted with the all the other strings to create a second row. this process is repeated until there are enough rows to make a bracelet to fit around your friend's wrist. are the number of knots proportional to the number of rows? explain your reasoning.

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To make a friendship bracelet, some long strings are lined up; then, one string is tied in a knot w...