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Add a surface area calculation for square based pyramids #7684

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Uranocene238 wants to merge 2 commits into from
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Add a surface area calculation for square based pyramids #7684

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47c7e12
Added surface area calculation for pyramid
Uranocene238 Oct 29, 2026
0161b60
Removed duplicate square pyramid area function
Uranocene238 Oct 29, 2026
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21 changes: 21 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 +69,14 @@
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
*/
/*
public static double surfaceAreaPyramid(final double sideLength, final double slantHeight) {
if (sideLength <= 0) {
throw new IllegalArgumentException("");
Expand All @@ -87,6 +88,7 @@
double lateralSurfaceArea = 2 * sideLength * slantHeight;
return baseArea + lateralSurfaceArea;
}
*/

/**
* Calculate the area of a rectangle.
Expand Down Expand Up @@ -232,4 +234,23 @@
}
return Math.PI * radius * (radius + Math.pow(height * height + radius * radius, 0.5));
}

@Uranocene238 Uranocene238 Oct 29, 2026

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Lab 06 Commit

/**
* Calculate the surface area of a pyramid with a square base
*
* @param sideLength
* @param slantHeight
* @return surface area of the pyramid
*/
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;
}
}
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