SolidsThatAren’tPrisms
日期：2011-09-20 10:20:00
来源：作文地带
好评：优秀英语作文
作文地带导读：Some of the solids that appear on the Math IC do not have two congruent bases that lie in parallel planes, so they cannot be considered prisms. As with prisms, you need to know how to calculate the volume and surface area of t...
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SolidsProducedbyRotatingPolygons
日期：2011-09-20 10:20:00
来源：作文地带
好评：优秀英语作文
作文地带导读：A rectangle rotated about its edge produces a cylinder.A semicircle rotated about its diameter produces a sphere.A right triangle rotated about one of its legs produces a cone....
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InscribedSolids
日期：2011-09-20 10:20:00
来源：作文地带
好评：优秀英语作文
作文地带导读：The formula for the volume of a cylinder is πr2(h). The question states that h = 5, but there is no value given for r. So in order to solve for the volume of the cylinder, we need to first find the value of r. The key step...
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