ECZ 2020 · O-Level Paper 1 — Computer and Calculator
An incomplete pseudocode for a program that calculates the curved surface area S of a cone with radius r and slant height l is: StartEnter...... / S = ...... / Output SStop. Which correctly completes the two blanks?
- A. Enter r, h ; S = π*r²*h
- B. Enter r, l ; S = 2*π*r*l
- C. Enter S ; r = Sπ*l
- D. Enter r, l ; S = π*r*l
Verified working — step 1
The curved surface area of a cone is S = …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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