A pentagon is a polygon that have five sides. a diagonal in a polygon is the line that joins any two vertices. The best you to get your answer is to sketch a pentagon and draw the diagonals. How many diagonal you will count?
A pentagon is a polygon that have five sides. a diagonal in a polygon is the line that joins any two vertices. The best you to get your answer is to sketch a pentagon and draw the diagonals. How many diagonal you will count?