Question

What is the area, to the nearest tenth of a square centimeter, of a regular nonagon (nine sides) whose perimeter is 153 cm?

Answer 1

6.182s2 = area
s = 17
6.182*17

Answer 2

105.09400

Answer 3

round it as you want

Answer 4

Where did you get 6.182?

Answer 5

its a constant for nonagons

Answer 6

what's a constant?

Answer 7

a value which never changes like pi = 22/7

Answer 8

105 isn't one of the answer choices provided

Answer 9

is it 6573.967

Answer 10

http://www.easycalculation.com/area/polygon.php calculate any polygon on it

Answer 11

got ans

Answer 12

no, the options are 688.5, 1786.5, 1377, or 3580.2