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BECE Mathematics 2024 Objective — Question 33

Question 33 of 120 from the Basic Education Certificate Examination (Junior WAEC) (BECE) Mathematics 2024 Objective paper, with the correct answer and a full explanation.

Calculate the radius of a circle whose circumference is 21 cm. Leave your answer in term of π.

A. √π cm
B. 4π cm
C. π/2 cm
D. 21/(2π) cmCorrect
E. 44/(3π) cm

Explanation

2πr = 21 so r = 21/(2π) cm.

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