Use the following to answer question:
Figure: Monopoly Model 
-(Figure: Monopoly Model) Use Figure: Monopoly Model.When the firm is in equilibrium (that is,maximizing its economic profit) ,its total cost is the area of rectangle _____ and its total revenue is the area of rectangle _____.
Definitions:
Uplift
A process that causes regions of the Earth's surface to rise due to structural changes in the Earth's crust or mantle.
Continental Crust
The thick, buoyant part of the Earth's crust that forms the continents, contrasted with the denser oceanic crust.
Thickness
The measurement from one surface of an object or material to the opposite surface.
Intrusions
Masses of igneous rock that have forcibly inserted themselves into preexisting rock formations.
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