Word Gr
13 March 2009
Word Gr
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gr 12 math word problem, involves polynomials?
Amelia's family is planning to build another silo for grain storage, identical to those they have on their farm. the cylindrical portion of those they currently have is 15m tall, and the silos total volume is 684(pie)m^3
what are the possible values for the Radius of the new silo?
Each of them is equal to π*r^2*h
684π = r^2 * π * h...............Cancel the πs.
r^2 = 684 / 15 = 45.6....................Take the positive square root of 45.6
r = 6.752777 m <----------- Answer
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