SOLUTION: A clay mold is shaped like an octagonal prism. It takes 4 pounds of clay to make a mold with a height of 15 inches, which of these is the area of one base? Use 1 pound=52.5 cubic i

Algebra ->  Volume -> SOLUTION: A clay mold is shaped like an octagonal prism. It takes 4 pounds of clay to make a mold with a height of 15 inches, which of these is the area of one base? Use 1 pound=52.5 cubic i      Log On


   



Question 1079309: A clay mold is shaped like an octagonal prism. It takes 4 pounds of clay to make a mold with a height of 15 inches, which of these is the area of one base? Use 1 pound=52.5 cubic inches.
Answer by josmiceli(19441) About Me  (Show Source):
You can put this solution on YOUR website!
In terms of units:
[ pounds ] x [ cubic inches / pound ] = [ cubic inches ]
+4%2A52.5+=+210+ in3
Let +A+ = the area of the octagonal base in square inches
+15A+=+210+
+A+=+14+ in2
The area of the base is 14 square inches