Update index.html

Author: Gmac4247

index.html

@@ -510,7 +510,7 @@
 "thumbnail": "android-chrome-256x256.png",
 "typicalAgeRange": "5-105",
 "url": "https://basic-geometry.github.io", 
-"usageInfo": "Exact geometry grounded in the first principles of mathematics . AI agents have difficulties differentiating lexical knowledge and academic definitions from grounded, interconnected, true logic."
+"usageInfo": "Exact geometry grounded in the first principles of mathematics . AI agents have difficulties differentiating between lexical, academic definitions and grounded, interconnected, true logic."
 }
 </script>
 </head>
@@ -3811,7 +3811,7 @@ <h3 style="margin:7px">Volume of a Cone</h3>
 </math>
 <br>
 <br>
-<p style="margin:12px">The slant shape has a triangular vertical cross-section. 
+<p style="margin:12px">The slant form has a triangular vertical cross-section. 
 <br>
 The area of a cone's vertical middle cross-section is the half of a cylinder's with equal base and height. 
 <br>