Number Non-Calculator Day 1

(3) (c) Calculate the area shaded in the diagram. Area of segment = area of full circle - area of sector - area of triangle . Area of sector = 220.96 cm2 . Area of triangle = 0.5 x 16 x 6 = 48 cm2. M1 A1 Area of circle = x 102 M1. So the shaded area = x 102 - 220.96 - 48 = … ................
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