Page:Sheet Metal Drafting.djvu/186

172 Problem 40B.—A customer wishes a 2½ gallon flaring measure. The bottom of this measure is to be 9&Prime; in diameter, and the top 7&Prime; in diameter. How high must the measure be made to fulfill these requirements?

Example of Problem 40B.—Suppose the dimensions were 6&Prime; diameter of bottom, 4&Prime; diameter of top, and the measure was to hold 3 quarts. Substituting known values in above formula,