From 5ac765c56aa049a8c8681b1bc294278172056553 Mon Sep 17 00:00:00 2001 From: samsm929 Date: Wed, 10 Apr 2019 04:57:08 -0400 Subject: [PATCH] Added Calculus based proof for Area equation (#33998) --- guide/english/mathematics/area-of-a-ellipse/index.md | 1 + 1 file changed, 1 insertion(+) diff --git a/guide/english/mathematics/area-of-a-ellipse/index.md b/guide/english/mathematics/area-of-a-ellipse/index.md index 3b26aad54c..7608ef7cf3 100644 --- a/guide/english/mathematics/area-of-a-ellipse/index.md +++ b/guide/english/mathematics/area-of-a-ellipse/index.md @@ -30,3 +30,4 @@ Area = 1/2 * 2 in * 1/2 * 7 in * π = 11 in2 * [Wikipedia](https://en.wikipedia.org/wiki/Ellipse) * [Math Is Fun](https://www.mathsisfun.com/geometry/ellipse.html) +* [Calculus based proof for Area equation](http://www.analyzemath.com/calculus/Integrals/area_ellipse.html)