mathematics memorandum paper 1 2012 grade 10
ith radius 7 cm. Memorandum solution: \( A = \pi r^2 \) \( A \approx 3.14 \times 7^2 = 3.14 \times 49 \approx 153.86 \text{ cm}^2 \) Marking points: Correct formula application (1 mark) Correct substitutio