fix: correct error message in surfaceAreaCylinder method (#7106)

eswarseeram · web-flow · commit 1c6026ecc640 · 2025-11-24T21:16:16.000+01:00
diff --git a/src/main/java/com/thealgorithms/maths/Area.java b/src/main/java/com/thealgorithms/maths/Area.java
@@ -96,7 +96,7 @@ public static double surfaceAreaCylinder(final double radius, final double heigh
             throw new IllegalArgumentException(POSITIVE_RADIUS);
         }
         if (height <= 0) {
-            throw new IllegalArgumentException(POSITIVE_RADIUS);
+            throw new IllegalArgumentException(POSITIVE_HEIGHT);
         }
         return 2 * (Math.PI * radius * radius + Math.PI * radius * height);
     }

Original file line number	Diff line number	Diff line change
`@@ -96,7 +96,7 @@ public static double surfaceAreaCylinder(final double radius, final double heigh`
`96`	`96`	`throw new IllegalArgumentException(POSITIVE_RADIUS);`
`97`	`97`	`}`
`98`	`98`	`if (height <= 0) {`
`99`		`- throw new IllegalArgumentException(POSITIVE_RADIUS);`
	`99`	`+ throw new IllegalArgumentException(POSITIVE_HEIGHT);`
`100`	`100`	`}`
`101`	`101`	`return 2 * (Math.PI * radius * radius + Math.PI * radius * height);`
`102`	`102`	`}`