Analysis and Approaches for IBDP Maths Ebook 1 | Page 127

3. The following diagram shows the chord AB in a circle of radius 20 cm, where
AB � 32 cm .
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Find the area of the shaded segment.
[7]
4. The following diagram shows the chord AB in a circle of radius 40 cm, where
AB � 60 cm .
Find the perimeter of the shaded segment.
[7]
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