What is the sum of the interior angles of a heptagon? A. 800° B. 1200° C. 900° D. 1100°
Find the number of sides of a polygon whose sum of interior angles is 900°.
Question 3(a)
Following shows the number of bicycles manufactured in a factory during the year 1998 to 2002. Illustrate this data using a bar graph. Choose a scale your choice. In which year was the maximum number of bicycles manufactured?
What is the sum of all interior angles of a regular heptagon?