Question

solid cone is melted, and 3 cylindrical rods are formed from the melted metal. What is the length
of a single rod? Volume of the cone is 1968/tm². Diameter of the rod is 8m.
4​

Answer 1

Step-by-step explanation:

Volume of cone = Volume of cylinder

3

1

πr

1

2

h

1

=πr

2

2

h

2

⇒

3

1

×r

2

×h

1

=r

2

×7[r

1

=r

2

=r]

⇒h

1

=7×3=21cm

Therefore, height of cone is 21 cm