6th Grade Solving for Arched 2D Areas: Problem 3

Problem: As shown in the figure, AC is the diameter of the large half circle and BC is the diameter of the small half circle. AB, AC, and CB are the three sides of triangle ABC. AC = 4, BC = 3, and AB = 5. Find the total area shaded.

Key: Express the shaded area using the addition and subtraction of other regular shapes

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