Question

A cylindrical jelly jar is 7 inches across the top and 12 inches high. How many cubic inches of jelly could it hold? express your answer to the nearest units place. Please show all your work.

Answer 1

7 inch across means diameter

Answer 2

it is given that the diameter is 7 and height is 12 inches.
Use the formula for the volume

Answer 3

what would be the radius

Answer 4

the volume of a cylinder?

Answer 5

radius is half of diamater which is 7
so it is 3.5

Answer 6

Volume of Cylinder
Pi r^2 H

Answer 7

V= pie r^2 h

Answer 8

pie?