Waec Model Questions Vol1 2023 Mathematics Question 20

Practice objective / multiple choice question 20 from the 2023 Waec Model Questions Vol1 Mathematics examination.

Waec Model Questions Vol1 2023 Mathematics Objective / Multiple Choice Hard Difficulty
Question 20 WAEC_MODEL_QUESTIONS_VOL1 • 2023 • MATHEMATICS • objective

In triangle ABC, \(AB = 13\) cm and \(AC = 15\) cm. The median from A meets BC at D. If the area of triangle ABD is 42 cm², find all possible lengths of BC.

Answer Options

A. \(BC = 16\) \text{ cm or } \(BC = 3\)\sqrt{50} \text{ cm}
B. \(BC = 12\) \text{ cm or } \(BC = 6\)\sqrt{30} \text{ cm}
C. \(BC = 20\) \text{ cm or } \(BC = 2\)\sqrt{85} \text{ cm}
Correct Answer D. \(BC = 14\) \text{ cm or } \(BC = 4\)\sqrt{37} \text{ cm}
Correct Answer
D
Correct Option:
\(BC = 14\) \text{ cm or } \(BC = 4\)\sqrt{37} \text{ cm}

About This Question

This is Waec Model Questions Vol1 2023 Mathematics Question 20. It is one of the objective questions from the 2023 Waec Model Questions Vol1 Mathematics examination.

Difficulty level: Hard .

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