Jermaine Seng's answer to Yvonne Lip's Primary 6 Maths Geometry question.

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Jermaine Seng
Jermaine Seng's answer
17 answers (Tutor Details)
Hi, from the drawing, you realised that the parts bolded in black are actual of the same "length". From this, we deduct that the perimeter of the shared area is actually the circumference of the semicircle.