Answer:
C. 1 / (a(a - 1))
Step-by-step explanation:
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Just know that:
n! = n(n-1)!
= n(n-1)(n-2)!
= n(n-1)(n-2)(n-3)!
= ...
in the figure, < 3 =~ < 6. explain how you know that all four pairs of corresponding angles are congruent. (if you answer
random things for the points i will report)
2 answers:
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