find no. of diagonal in a triangle . by the formula n(n-3)/2
Answers
Answered by
1
Answer:
(n-3)/2
(3-3)/2
0/2
0
triangle has 0 or no diagonals
Answered by
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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