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The figure below shows a prism whose cross section is a regular pentagon of side 6cm and whose length is 20cm

The figure below shows a prism whose cross section is a regular pentagon of side 6cm and whose length is 20cm joined to a cylinder of radius 14cm and height 6cm to form a the model of a solid

(a) Calculate the cross section area of the pentagon
(b) Calculate the total volume of the solid
(c) The model represents a pillar of total height 5.2m, calculate the volume of the actual solid
in m³

Answers

Wilfykil answered the question on September 5, 2019 at 07:28

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