Update index.html

Author: Gmac4247

index.html

@@ -3271,13 +3271,13 @@ <h3 itemprop="name" style="margin:7px">Area of a Circle Segment</h3>
 <br>
 <div style="margin:12px" id="circle-segment_area_calculator">
 <label for="segment-height">Height:</label>
-<input id="segment-height" type="number" value="1" step="any">
+<input id="segment-height" type="number" value="0" step="any">
 <br>
 <label for="chord-length">Chord Length:</label>
-<input id="chord-length" type="number" value="2" step="any">
+<input id="chord-length" type="number" value="0" step="any">
 <br>
 <label for="parent-radius">Circle Radius:</label>
-<input id="parent-radius" type="number" value="1" step="any">
+<input id="parent-radius" type="number" value="0" step="any">
 <script>
   function segmentArea(length, height, angle, radius) {
     return angle * radius ** 2 - (radius - height) * length / 2;
@@ -3295,7 +3295,7 @@ <h3 itemprop="name" style="margin:7px">Area of a Circle Segment</h3>
 
 	// If height and parent radius are known 
 
-	if (!isNaN(height) || isNaN(length)|| !isNaN(radius)|| height > 0 || radius > 0) {
+	if (height > 0 || radius > 0) {
 
 	// Segment validity check
 
@@ -3315,7 +3315,7 @@ <h3 itemprop="name" style="margin:7px">Area of a Circle Segment</h3>
 
 
 
-if (!isNaN(height) || !isNaN(length)|| || isNaN(radius) height > 0 || length > 0) {
+if (height > 0 || length > 0) {
 
 const ratio = 2 * height / length;