How to Find How Many Diagonals Are in a Polygon: 11 Steps
For example, a stop sign is an octagon. 3. Draw the diagonals. ... To find out how many diagonals a polygon has, first count the number of sides, or straight lines, that make up the polygon. Then, subtract 3 from the number of sides. Next, multiply that number by the number of sides. Finally, divide the answer by 2, and you’ll have the number ...
DA: 46 PA: 19 MOZ Rank: 95