ECZ 2021 · O-Level Paper 1 — Computer and Calculator
In the answer space below is an incomplete flowchart for calculating the curved surface area (A) of a cylinder with radius (r) and height (h). Complete the flowchart.
- A. Input r and h; A = 2*pi*r*h
- B. Input r and h; A = pi*r2*h
- C. Input A; r = A2*pi*h
- D. Input r; A = 2*pi*r
Verified working — step 1
The required inputs are r and h.The full step-by-step working and final answer are included with Premium — checked against ECZ marking standards.
Original examination question © Examinations Council of Zambia. Worked solution and commentary © G12 Titan — not to be reproduced without permission.
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