2019 4marks Catholic High P6 Paper2 SA2

P6 / Catholic High / 2019 / SA2 / Paper 2 – Q09 [4 marks]

Question:

The diagram shows 2 identical quarter circles and 2 identical rectangles. The 2 identical rectangles overlap at ABCD to form a square with an area of 49 cm². The perimeter of the shaded part is 95.2 cm.
(a) Find the radius of each quarter circle.
(b) Find the total area of the quarter circles.
(Take π = 22/7)

Solution:

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