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Mathematics 20 Online
OpenStudy (anonymous):

the radii of the circular ends of a bucket of height 15cm are 14cm and r cm (r, 14cm). if the volume of bucket is 5390cm^3. find the value of r (use piee= 22/7).

ganeshie8 (ganeshie8):

|dw:1392636483862:dw|

ganeshie8 (ganeshie8):

use the frustrum formula : Volume = \(\large \frac{1}{3}\pi h(r^2 + rR + R^2)\)

ganeshie8 (ganeshie8):

plugin given values and solve \(r\)

ganeshie8 (ganeshie8):

|dw:1392636717046:dw|

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