Question

In the adjoining figure, the height of the cylindrical jar is 20 cm and the radius of the jar is 7 cm. i) Find the surface area of the labeled part of the jar. ii) If the jar filled up to one-fourth of its height, find the volume of the juice exists in the jar. Please answer asap guys...
Quick guys..my lives depend on u right now

Answer 1

Answer:

Volume of water displaced=Volume of the cube.

The radius of the cylinder=

2

7

​=3.5cm

⇒πr

2

h=125

⇒

7

22

​

×3.5

2

h=125

⇒38.5h=125

⇒h=

38.5

125

​

=3.25cm

The water will rise by 3.25cm

And the new height of water will be 12+3.25=15.25cm.

Answer 2

Answer:

n the adjoining fig-3,the height of the cylindrical jar is 20 cm and the radius of the jar is 7 cm. i) Find the surface area of the labelled part of the jar.ii) If the jar filled up to one-fourth of its height, find the volume of the juice exist in the jar.

Step-by-step explanation: