Math, asked by sahilajavaid16281, 11 months ago

Q9. Let p be a regular twelve sided polygon. The number of right angled triangles formed by the vertices of p is

Answers

Answered by Anubhav971

2

Answer:

440

Step-by-step explanation:

¹²C2= 12!/9!*3!

= 12*11*10/3

=440

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