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4. This diagram illustrates a linear demand curve given by Q\" = 55 41" and a linear supply curve given by 95 = '4 + 213-. Consumer surplus is given by the area of the triangle ABC, which is equal to $32. Producer surplus is given by the area of the triangle CED, which is 564. Total surplus is the sum of consumer and producer surplus, which is the area ofthe triangle ABD, or $96. Price 14A 10