ECSENOMICS Sh Relation of Slope and Marginal Cost 1-55 Figure 7-3 Relation between Slope and Marginal cost d Total cost curve T a angent line Quantity McGraw-Hilllrwin CopyrightC 2001 The McGraw-Hill Companies, Inc. All rights reserved.McGraw-Hill/Irwin Copyright © 2001 The McGraw-Hill Companies, Inc. All rights reserved. Relation of Slope and Marginal Cost T-55 Figure 7-3