📐
Slant Height Calculator
Calculate the slant height of a cone or square pyramid
Formula: For a cone or pyramid, slant height $l = \sqrt{h^2 + r^2}$ (where $h$ is height and $r$ is radius or half-base width). Enter height and radius/base dimension below.
Shape Selection
Dimensions Input
Calculation Results
⚠️ For educational purposes only. Verify results with a qualified professional when making important decisions.