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Mathematics 17 Online
OpenStudy (anonymous):

How deep is a hole if it takes 4 sec. to hear a dropped rock hit?

OpenStudy (anonymous):

4 seconds deep

OpenStudy (anonymous):

:)

ganeshie8 (ganeshie8):

lol

ganeshie8 (ganeshie8):

are you given speed of sound ?

OpenStudy (anonymous):

324 m/s:P

ganeshie8 (ganeshie8):

cool :) lets say depth of hole = \(d\)

ganeshie8 (ganeshie8):

|dw:1379594857843:dw|

ganeshie8 (ganeshie8):

|dw:1379594896044:dw|

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