1.

A cone has a base of r= 3 cm,l= 5 cm find its height​

Answer»

t height (l)^2 = RADIUS (r)^2+height (H)^2

5^2= 3^2 + h^2

25=9+h^2

25-9=h^2

16 =h^2

√16=h

h=4

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