Use the formula: ( l = sqrt{r^2 + h^2} )
( l ) = slant height
( r ) = radius of the cone’s base
( h ) = vertical height of the cone
Measure the radius and height
Square the radius and height
Add the squared values
Take the square root of the sum
Use the formula: ( l = sqrt{r^2 + h^2} )
( l ) = slant height
( r ) = radius of the cone’s base
( h ) = vertical height of the cone
Measure the radius and height
Square the radius and height
Add the squared values
Take the square root of the sum