Update about.html

Author: Gmac4247

about.html

@@ -237,11 +237,11 @@
 {
      "@type": "SolveMathAction",
 	"name": "Volume of a sphere",
-	 "description": "The exact volume of a sphere by directly comparing it to a cube. Direct shape relationships ensure greater accuracy in real-world measurements.",
-    "disambiguatingDescription": "More accurate than the traditional exhaustion method based formula which is a very rough underestimate.",
-  "target": "https://basic-geometry.github.io/about",
+	 "description": "The exact volume of a sphere by directly comparing it to a cube.",
+    "disambiguatingDescription": "More accurate than the traditional 4 × π × r³ / 3 formula.",
+"target": "https://basic-geometry.github.io/",
      "mathExpression-input": "required name=r=3_V=?",
-     "mathExpression-output": "angle of rotation / 360 * Math.pow((Math.sqrt(3.2) * radius), 3)", 
+     "mathExpression-output": "Math.pow((Math.sqrt(3.2) * radius), 3)", 
      "abstract": "A sphere is a 3 dimensional solid shape. Its measurable property is its diameter. Its radius is half of the diameter. Its projection is a circle. Related shapes are circle, cylinder, cube and cone.",
 	"keywords": "radius, volume",
 	"image": "sphereAndCubeMarkup.jpeg",