Definition of Nonagon
- A polygon with nine sides is called a nonagon.
Examples of Nonagon
- The following is a nonagon. All its sides do not measure the same.
- The following is a regual nonagon. All its sides measure the same.
Solved Example on Nonagon
What is the perimeter of a regular nonagon of side 8 cm?
A. 92 cm
B. 77 cm
C. 72 cm
D. 82 cm
Correct Answer: C
Step 1: The perimeter of a regular polygon of n sides with each side measuring x is nx.
Step 2: A nonagon has 9 sides. All sides of a regular nonagon measure the same.
Step 3: So, the perimeter of the nonagon = n × 8.
Step 4: = 9 8 = 72 cm [Substituting n = 9 and x = 8.]
Related Terms for Nonagon
Additional Links for Nonagon