2007-07-02 08:46:39 · 13 answers · asked by Anonymous in Science & Mathematics ➔ Mathematics
have a look at this : http://en.wikipedia.org/wiki/Polygon
2007-07-02 08:49:41 · answer #1 · answered by Anonymous · 0⤊ 1⤋
18 times 2 is 36 20 times 2 is 40 40 plus 36 is 76 P= 76
2016-05-21 03:50:45 · answer #2 · answered by ? 3 · 0⤊ 0⤋
just add up the lengths of all the sides. That's how you do it for any type of polygon.
2007-07-02 08:49:00 · answer #3 · answered by michael p 3 · 2⤊ 0⤋
Find the sum of the lengths of the sides.
2007-07-02 08:49:20 · answer #4 · answered by R P 3 · 1⤊ 0⤋
The best method is to measure each side and add them up. There are machine vision based algorithms (image processing algorithms) that do the job automatically.
2007-07-02 08:52:52 · answer #5 · answered by Swamy 7 · 0⤊ 1⤋
Sum the Lenghts of the sides.
2007-07-02 08:48:59 · answer #6 · answered by Anonymous · 1⤊ 0⤋
Try breaking it into triangles, then use the pythagorian therum to determine the sides of the polygon. Afterward, add them up, and you have your perimeter.
2007-07-02 08:49:08 · answer #7 · answered by Ryan 4 · 0⤊ 3⤋
Measure all the sides & add them up.
2007-07-02 09:01:47 · answer #8 · answered by yupchagee 7 · 0⤊ 0⤋
sum of the sides (just add all the sides together
2007-07-02 08:49:50 · answer #9 · answered by jdc212001 3 · 1⤊ 0⤋
add all the sides together
2007-07-02 08:49:08 · answer #10 · answered by Anonymous · 1⤊ 0⤋
Measure each side, and add up!
2007-07-02 08:48:51 · answer #11 · answered by tastywheat 4 · 2⤊ 1⤋