3. Find the area of the shaded region ?
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Answer:
266cm^2
Step-by-step explanation:
diametre of the circle = diagonal of the rect.
diametre of the circle = √(6)^2+(8)^2
diametre of the circle = 10 cm
area of the shaded portion = area of the circle - area of the rect.
area of shaded portion = πr^2 - lb
area of shaded portion = 3.14×10×10 - 6×8
area of shaded portion = 314 - 48
area of shaded portion = 266 cm^2
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