BECE Mathematics 2023 Objective — Question 41

Question 41 of 120 from the Basic Education Certificate Examination (Junior WAEC) (BECE) Mathematics 2023 Objective paper, with the correct answer and a full explanation.

Use the similar triangles below to answer questions 41 and 42. Calculate ∣ST∣.

• A. 4cm
• B. 8cm
• C. 9cmCorrect
• D. 10cm
• E. 12cm

Explanation

S matches W, U matches V and T matches X. Scale factor = VW/SU = 8/6 = 4/3. WX = ST × 4/3, so ST = 12 × 3/4 = 9cm.

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