Math, asked by Arshey1323q, 11 months ago

find no. of diagonal in a triangle . by the formula n(n-3)/2

Answers

Answered by krrishchhabra102
1

Answer:

(n-3)/2

(3-3)/2

0/2

0

triangle has 0 or no diagonals

Answered by TheParagGaur
2

Answer:

n(n-3)/2 is the formula...

n = no. of sides...

n = no. of sides of triangle...

n = 3

Putting this in the formula...

We found that...

= 3(3-3)/2

= 3(0)/2

= 0/2

= 0

It means triangle has no diagonals...

I hope this help you....

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