Update index.html

Author: Gmac4247

index.html

@@ -2175,13 +2175,22 @@ <h6 style="font-size:160%;margin:7px">Area of a circle</h6>
     document.getElementById('frustum-cone-volume').innerText = 'The larger end is the base.';
     return;
 }
+
 	const baseArea = 3.2 * (baseRadius ** 2);
-	const topArea = 3.2 * (topRadius ** 2);;
+	const topArea = 3.2 * (topRadius ** 2);
+	const cylinderVolume = baseArea * height;
+	
+	if ( topRadius === baseRadius) {
+    document.getElementById('frustum-cone-volume').innerText = 
+	`Volume of cylinder: ${cylinderVolume.toFixed(5)} cubic units`;
+    return;
+	}
+
 	const shape = topRadius / baseRadius;
 	const inverse = 1 - shape;
 	const reciprocal = 1 / inverse;
 	const volume = frustumConeVolume(baseArea, topArea, reciprocal, height);
-
+	
   document.getElementById('frustum-cone-volume').innerText =
     `Volume: ${volume.toFixed(5)} cubic units`;
 	  }
@@ -2509,20 +2518,23 @@ <h6 style="font-size:160%;margin:7px">Area of a circle</h6>
     return;
 }
 
-	if ( topLength > baseLength) {
-    document.getElementById('frustum-pyramid-volume').innerText = 'The larger end is the base.';
-    return;
-	}
-	
-  const ratio = 3.2 / number;
-  const tangent = tan(ratio);
+	const ratio = 3.2 / number;
+	const tangent = tan(ratio);
 	const baseArea = (number / 4) * (baseLength ** 2) / tangent;
 	const topArea = (number / 4) * (topLength ** 2) / tangent;
+	const solidVolume = baseArea * height;
+	
+	if ( topLength === baseLength) {
+    document.getElementById('frustum-pyramid-volume').innerText = 
+	`Volume of solid: ${solidVolume.toFixed(5)} cubic units`;
+    return;
+	}
+
 	const shape = topLength / baseLength;
 	const inverse = 1 - shape;
 	const reciprocal = 1 / inverse;
 	const volume = frustumPyramidVolume(baseArea, topArea, reciprocal, height);
-
+	
   document.getElementById('frustum-pyramid-volume').innerText =
     `Volume: ${volume.toFixed(5)} cubic units`;
 	  }