ECZ 2022 · O-Level Paper 1 — Computer and Calculator

In the answer space below is an incomplete program written in pseudocode for calculating the curved surface area (A) of a cone with base radius (r) and slant height (s). Complete the program. (A = πrs)

Diagram for ECZ 2022 · O-Level Paper 1
  • A. Enter A; r = Aπs
  • B. Enter r and s; A = π*r*s
  • C. Enter r and h; A = π*r2*h
  • D. Enter r and s; A = 2π*r*s

Verified working — step 1

The inputs required are r and 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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