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4 votes
Hello, who would you do me the favor of helping me with this question?

He says:
Show, using the property of the number of diagonals of a polygon, that the triangles have no diagonals.
I hope they help me ​

1 Answer

3 votes

Explanation:

diagonal of a polygon formular =sum of diagonal =5-3-5/2. A triangle do not have diagonal

User Paul Beesley
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