Update index.html

Text

Author: Gmac4247

index.html

@@ -1511,7 +1511,7 @@ <h3 itemprop="name" style="margin:7px">Volume of a Cone</h3>
 <meta itemprop="totalTime" content="PT30M">
 <h3 itemprop="name" style="margin:7px">Surface Area of a Cone</h3>
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-  <p style="margin:12px" itemprop="abstract">The bottom of the cone is a circle. The area of its lateral surface is calculated as a circle slice.</p>
+  <p style="margin:12px" itemprop="abstract">The base of the cone is a circle. The area of its lateral surface is calculated as a circle slice.</p>
 <br>
 <div style="margin:12px" itemprop="step" itemscope itemtype="https://schema.org/HowToStep">
 <meta itemprop="position" content="1">