Igcse Model Questions Vol1 2020 Mathematics Question 21

Practice objective / multiple choice question 21 from the 2020 Igcse Model Questions Vol1 Mathematics examination.

Igcse Model Questions Vol1 2020 Mathematics Objective / Multiple Choice Medium Difficulty
Question 21 IGCSE_MODEL_QUESTIONS_VOL1 • 2020 • MATHEMATICS • objective

In triangle \(ABC\), \(AB = 12\) cm, \(AC = 15\) cm and \(\angle BAC = 60^{\circ}\). The internal bisector of \(\angle BAC\) meets side \(BC\) at \(D\). Find the length of \(BD\).

Answer Options

Correct Answer A. \dfrac{4}{3}\sqrt{21}
B. \dfrac{4}{3}\sqrt{20}
C. \dfrac{5}{3}\sqrt{21}
D. \dfrac{8}{3}\sqrt{21}
Correct Answer
A
Correct Option:
\dfrac{4}{3}\sqrt{21}

About This Question

This is Igcse Model Questions Vol1 2020 Mathematics Question 21. It is one of the objective questions from the 2020 Igcse Model Questions Vol1 Mathematics examination.

Difficulty level: Medium .

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