
Mark M. answered 06/29/19
Mathematics Teacher - NCLB Highly Qualified
3000 ft3 = πr2(20)
150 ft2 = πr2
47.746 = r2
6.9 = r
What is the diameter?
Moriah T.
asked 06/28/19A half-filled cylindrical water tank has a water level of 20 feet high. The tank can hold 6000 cubic feet of water. Find the diameter of the tank in feet to the nearest tenth
Mark M. answered 06/29/19
Mathematics Teacher - NCLB Highly Qualified
3000 ft3 = πr2(20)
150 ft2 = πr2
47.746 = r2
6.9 = r
What is the diameter?
d=2sqrt(150/π)
Why? Volume of a cylinder = πr2h
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