Update index.html

Author: Gmac4247

index.html

@@ -350,7 +350,7 @@
      "mathExpression-input": "required cap_radius=5_height=3_Volume=?",
      "mathExpression-output": "1.6 * radius^2 * sqrt(3.2) * height", 
     "about": "Estimating the volume of a spherical cap.",
-	"abstract": One dimension of the volume of sphere formula can be modified to calculate the volume of a spherical cap as a distorted hemisphere.",
+	"abstract": "One dimension of the volume of sphere formula can be modified to calculate the volume of a spherical cap as a distorted hemisphere.",
 	"educationalLevel": "advanced",
 	"image": "sphericalCap.jpg",
      "eduQuestionType": "Volume calculation"