Question

If the radius and slant height of a cone are in the
ratio 3: 7 and its curved surface area is 2376 cm?.
find its radius and height of the cone.​

Answer 1

Answer:

7cm is the radius

Step-by-step explanation:

Please mark this as the brainliest answer

Answer 2

Answer:

Let

l

r

=

13

7

=x

Curved surface area CSA=286 cm

2

But CSA=πrl

∴286=

7

22

×7x×13x

or x

2

=

22×13

286

=1

or x=1

∴ r=7 cm

∴ Diameter d=14 cm