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Mathematics 15 Online
joshiscool:

Help! Ultrilliiam and HuskyNation

joshiscool:

http://prntscr.com/e5rf42

joshiscool:

@Ultrilliam @HuskyNation

joshiscool:

wait i have more okay?

joshiscool:

http://prntscr.com/e5riji

moreso:

We can find the difference of the spheres, using the volume formula.

joshiscool:

Can you show me how to write this one out?

joshiscool:

i got 56972.16 is that correct

moreso:

yes

joshiscool:

do i put .16?

moreso:

Yes, do you see why?

moreso:

hundredth place is xxx.xx

joshiscool:

Okay

joshiscool:

One more

joshiscool:

http://prntscr.com/e5rnq2

joshiscool:

@moreso

moreso:

We can do it the same way as before, using difference.

joshiscool:

Can you show me how to write it?

joshiscool:

CAn you show me how to write it

moreso:

4/3*3.14*(18/2)^3 - 4/3*3.14*(9/2)^3

joshiscool:

i got 2670.57 but do i add the 57 to the test

joshiscool:

.57

moreso:

yes

moreso:

Since it says round to the hundredth place.

joshiscool:

i got a 80%

joshiscool:

Thank you

moreso:

Which one was wrong?

joshiscool:

idk

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