Geometry
Cone Lateral Area
Curved surface area of a cone.
Formula
Formula
A = π r √r2+h2
Variables
| Symbol | Definition | Type & range | Units | Role |
|---|---|---|---|---|
| r | radius | real number (ℝ) | — | input |
| h | height | real number (ℝ) | — | input |
Try it yourself
Interactive calculator
Worked examples
Example 1
Givenradius r = 3, height h = 4
Result47.1238898
Example 2
Givenradius r = 6, height h = 8
Result188.4955592