If two rays have a common endpoint, one angle isformed. If a third ray is added, three
Chapter 1, Problem 15(choose chapter or problem)
If two rays have a common endpoint, one angle isformed. If a third ray is added, three angles areformed. See the figure below.Write a recursive formula for the number ofangles formed with n rays if the same patterncontinues. Graph the sequence. Use the formula tofind the number of angles formed by 25 rays.
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