Inactive Tutor answered • 10/11/16
Tutor
New to Wyzant
This sounds fairly simple...just look for # of distinct combinations using 3 points, from the 7 available, so answer is 7C3.
Andrea E.
asked • 10/11/16combinatorics and probability
SEVEN DISTINCT POINTS ARE DRAWN ON A CIRCLE. HOW MANY DIFFERENT TRIANGLES CAN BE DRAWN IN WHICH EACH VERTEX OF THE TRIANGLE IS AT 1 OF THE 7 POINTS?
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