Approximate area 1

Geometry Level 2

A regular polygon has 2018 sides and perimeter 1. What is its area?(EDIT: I am sorry for the incorrect alternatives to my previous question related to this one. Thanks for the reports.)

2.95E-2 1.95E-2 7.95E-2 8.95E-2

Ekene Franklin by EKENE FRANKLIN , 16, Nigeria

This section requires Javascript.
You are seeing this because something didn't load right. We suggest you, (a) try refreshing the page, (b) enabling javascript if it is disabled on your browser and, finally, (c) loading the non-javascript version of this page . We're sorry about the hassle.

1 solution

Steven Chase
Aug 18, 2018

A regular polygon with 2018 sides can be closely approximated as a circle.

Perimeter (circumference):

2 π r = 1 r = 1 2 π \large{2 \pi r = 1 \\ r = \frac{1}{2 \pi}}

Area:

A = π r 2 = 1 4 π ≈ 0.07958 \large{A = \pi r^2 = \frac{1}{4 \pi} \approx 0.07958}

4 Helpful 0 Interesting 0 Brilliant 0 Confused

0 pending reports

×

Problem Loading...

Note Loading...

Set Loading...