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Rational stops or repeats while irrational never stops or repeats
Answer:
126 groups
Step-by-step explanation:
we know that
This is a combination problem, because the order doesn't matter. He has 9 toys and wants to know the number of different combinations of 5 he can take.
The formula for the number of possible combinations of r objects from a set of n objects is given by
In this problem we have
substitute
the answer to this question is 55 cm
You need to construct at least 2 angle bisectors to help locate the incircle's center (aka the "incenter"). The incircle is the largest circle possible that is inside the triangle, that doesn't overflow or spill outside of the triangle. An angle bisector cuts an angle in half.