Question

The slant height of the cone itself is 4 inches, and the radius of the ice cream scoop on top is 0.5 inches. What is the approximate surface area of the entire ice cream cone with the scoop of ice cream?

0.5π square inches

2.5π square inches

2.75π square inches

2.25π square inches

Answer 1

2.25 pi should be the answer

Answer 2

how did you get that?

Answer 3

the area of a sphere is 4 * pi * r^2, that of the ice cream should be half that (i'm assuming you were looking for only exposued area)

Answer 4

so teh ice cream is 2 pi r^2

Answer 5

that of the cone is Pi * r * l

Answer 6

add those up, and you get the answer

Answer 7

alright thanks :)

Answer 8

welcome :)

Answer 9

i'm a newbei here :) seems an interesting forum

Answer 10

@circlesq and @ajprincess would you help me with my next problem?

Answer 11

sure, we'll see if we can

Answer 12

sure @livformusic. post t.

Answer 13

ok i posted it as a new question

Answer 14

http://openstudy.com/study?login#/updates/4fec91a1e4b0bbec5cfc1f36

Answer 15

k..i have no clue how to get to it then, : )

Answer 16

click on the link i gave

Answer 17

it's 2.5pi nt 2.25pi.

Answer 18

how did you get that?