A sign in a store window has the shape of a regular nonagon (9-sided figure). The sign has an apothem length of 40 cm and a side length of 29 cm.

What is its area?

cm2

i will FAN AND MEDAL

Question

A sign in a store window has the shape of a regular nonagon (9-sided figure). The sign has an apothem length of 40 cm and a side length of 29 cm.
 
What is its area?
 
  cm2

i will FAN AND MEDAL

lordhelix8th · Answer

@queelius @Quan99 @WolfMaster @EclipsedStar

lordhelix8th · Answer

@leozap1

lordhelix8th · Answer

@freckles @thomas5267

thomas5267 · Answer

$$\text{regular polygon area}=\frac{1}{2}(\text{apothem})(\text{perimeter})$$

leozap1 · Answer

Someone asked this before, they got the answer of 12. http://openstudy.com/study#/updates/54cfe754e4b01b35a7219916