WAEC Mathematics 2023 Objective — Question 16
Question 16 of 50 from the West African Examinations Council (WAEC) Mathematics 2023 Objective paper, with the correct answer and a full explanation.
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The radius and height of a solid cylinder are 8 cm and 14 cm respectively. Find, correct to two decimal places, the total surface area. [Take π=22/7]
- A. 1,106.28 cm²
- B. 1,016.29 cm²
- C. 1,106.29 cm²Correct
- D. 1,206.27 cm²
Explanation
T.S.A=2πr(h+r)=2×(22/7)×8×(14+8)=2×(22/7)×8×22=1106.29 cm².
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