of speech english grammar exercises academic questions physics questions chemistry questions biology questions maths questions science questions gk questions commerce questions english questions online tuition home tuition full forms general full forms physics full forms chemistry full forms biology full forms ...
A diagonal is a segment of a polygon that connects two non-consecutive vertices. In a polygon, the number of diagonals that can be drawn from any vertex is three less than the number of sides. Multiply the number into totaling of diagonals per vertex (n - 3) by the number of vertices,...