3 years ago

Jasper is giving four non-collinear points. How many different triangles can he draw using these points?

Mathematics

1 answer:

kotegsom [21]3 years ago

8 0

Answer:

Step-by-step explanation:

There are 4 ways to ignore one of the points. The other 3 can be connected to form a triangle.

_____

More formally, the number of ways that 4 items can be chosen 3 at a time is given by ...

... C(4, 3) = 4!/(3!(4-3)!) = 4/1 = 4

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