Question

Curved surface area of cone is 7 pie cm^2 and Diameter is 14 cm so find its height?
(please tell me I want to know the value of height is correct or not h=-√48 or -4√3 )​

Answer 1

Answer:

Hope this will help you

Explanation:

Radius r=7cm

Height h=24cm

To find slant height l

l

2

2

=r

2

+h

2

I

2=

7

2

+24

2

l

2

=625

l=25cm

Curved surface area of cone is πrl

=

7

22

×7×25

=22×25

=550cm

2

Curved surface area of cone is 550cm

2