How To Find the Radius of A Cone? | TIRLA ACADEMY

Radius of Cone(r) =?

Let,

Slant Height(l) =13cm

Height of Cone(h) =12cm

Radius of Cone(r) =√(l² - h²)

= √(13² - 12²)

= √(169-144)

= √25

= 5 cm.

So, the Radius of a Cone = 5 cm.