Question

In a cone , r=5 l=13 .find its height

Answer 1

Answer:

Step-by-step explanation:

l² = r² + h²

13² = 5² + h²

h = 12

Answer 2

Answer:

slant height(l)= radius(r)²+ height(h)²

(13)²= (5)²+(h)²

169=25+(h)²

(h)²=169-25

(h)²=144

h=12