Water is being poured into an inverted right conical vessel whose apex angle at 90° at a constant rate of 3cm^3/s. At what rate is the water level rising when the depth is π(pi) cm.

Hi, Can anyone help me with this question. I don't know where should i start.

Thanks.

Question

Water is being poured into an inverted right conical vessel whose apex angle at 90° at a constant rate of 3cm^3/s. At what rate is the water level rising when the depth is π(pi) cm.

Hi, Can anyone help me with this question. I don't know where should i start.

Thanks.

anonymous · Answer

Im so sorry im only in middle school. Would help if I could but can't
Good Luck

563blackghost · Answer

@jim_thompson5910

myininaya · Answer

we need to know the volume of a cone for this one

myininaya · Answer

do you know this formula 
it is the first thing to write down
so go ahead and jot it down here

myininaya · Answer

hey so does this mean the cone looks like this:
|dw:1459990208084:dw|
since it says the apex is 90 degrees?

rahulmr · Answer

yes, you are right @myininaya. but i guess it should be the half of it. like that|dw:1459990792406:dw|
Because it says right inverted conical vessel

myininaya · Answer

inverted just means upside down cone

rahulmr · Answer

yes. but i don't know where should i start with this question. Can you help me with this a bit further. Thanks.

myininaya · Answer

i think the tip of the cone should be there 
I was confused by the apex being 90 degrees
i honestly never heard of that :p

myininaya · Answer

I'm going to assume it is just
|dw:1459991013140:dw|