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Added surface area calculation for pyramid #7701

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Added surface area calculation for pyramid #7701

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25 changes: 25 additions & 0 deletions src/main/java/com/thealgorithms/maths/Area.java
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Original file line number Diff line number Diff line change
Expand Up @@ -69,13 +69,17 @@
return 4 * Math.PI * radius * radius;
}

/**

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(javadoc) InvalidJavadocPosition: Javadoc comment is placed in the wrong location.
* Calculate the surface area of a pyramid with a square base.
*
* @param sideLength side length of the square base
* @param slantHeight slant height of the pyramid
* @return surface area of the given pyramid
*/


/*
commenting out this section to replace it with new code:
public static double surfaceAreaPyramid(final double sideLength, final double slantHeight) {
if (sideLength <= 0) {
throw new IllegalArgumentException("");
Expand All @@ -87,6 +91,27 @@
double lateralSurfaceArea = 2 * sideLength * slantHeight;
return baseArea + lateralSurfaceArea;
}
*/
/// added code chunk below:
/**
* Calculate the surface area of a pyramid with a square base.
*
* @param sideLength side length of the square base
* @param slantHeight slant height of the pyramid
* @return surface area of the given pyramid

@mkuttempp mkuttempp Oct 30, 2026

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code comment line

*/
public static double surfaceAreaPyramid(final double sideLength, final double slantHeight) {
if (sideLength <= 0) {
throw new IllegalArgumentException("Must be a positive sideLength");
}
if (slantHeight <= 0) {
throw new IllegalArgumentException("Must be a positive slantHeight");
}
double baseArea = sideLength * sideLength;
double lateralSurfaceArea = 2 * sideLength * slantHeight;
return baseArea + lateralSurfaceArea;
}


/**
* Calculate the area of a rectangle.
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