Regular polygons inscribed to a circle Calculator

Calculates the side length and area of the regular polygon inscribed to a circle.

Regular polygons inscribed to a circle
number of sides n
    1. n=3,4,5,6....
circumradius r

side length a
    1.  
polygon area Sp
    1.  
circle area Sc
    1.  
area ratio Sp/Sc
    1.  
    Regular polygons inscribed to a circle
    [1-10] /59Disp-Num
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    [1]  2019/06/14 01:30   Male / 20 years old level / An engineer / Useful /
    Purpose of use
    I got multiple points on the circle but needed to find the radius of the circle based on the distance between the points
    [2]  2019/04/27 11:20   Male / 30 years old level / An office worker / A public employee / Very /
    Purpose of use
    Determining the dimensions of a box to print on a 3D printer with a round print bed
    [3]  2019/03/12 10:49   Female / Under 20 years old / High-school/ University/ Grad student / Useful /
    Purpose of use
    Homework
    [4]  2018/12/10 02:31   Male / 30 years old level / Others / Very /
    Purpose of use
    Drawing a 5-point star without a compass.
    Comment/Request
    Very useful! Thanks!
    [5]  2018/10/09 20:34   Male / 40 years old level / High-school/ University/ Grad student / Very /
    Purpose of use
    Kettle BBQ Pizza oven top design
    [6]  2018/10/09 03:50   Male / 60 years old level or over / An engineer / Useful /
    Purpose of use
    Fit a gear box cover
    [7]  2018/09/04 09:28   Male / 60 years old level or over / A teacher / A researcher / A little /
    Purpose of use
    I plan to inscribe a five-pointed star inside a 48 inch diameter circle. I want to determine the dimensions of the interior pentagon.
    [8]  2018/07/13 08:08   Male / 50 years old level / An office worker / A public employee / Very /
    Purpose of use
    On a delta style 3D printer, to calculate the largest square objects that could be printed on a printer with a 125mm radius circular build area.
    [9]  2018/07/11 01:57   Female / 40 years old level / An office worker / A public employee / Very /
    Purpose of use
    Fitting a square peg to a round hole
    [10]  2018/07/06 03:03   Female / Under 20 years old / Elementary school/ Junior high-school student / Useful /
    Purpose of use
    Math Hmwk

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