Neco 2017 Mathematics Question 40

Practice objective / multiple choice question 40 from the 2017 Neco Mathematics examination.

Neco 2017 Mathematics Objective / Multiple Choice Hard Difficulty
Question 40 NECO • 2017 • MATHEMATICS • objective

In triangle \(ABC\) the side lengths are \(AB = 13\) cm, \(AC = 15\) cm and \(BC = 14\) cm. The internal angle bisector of \(\angle A\) meets \(BC\) at \(D\). Find the length of \(AD\) in simplest radical form.

Answer Options

A. \frac{3}{2}\sqrt{61}
Correct Answer B. \frac{3}{2}\sqrt{65}
C. \frac{9}{4}\sqrt{65}
D. \frac{5}{2}\sqrt{65}
Correct Answer
B
Correct Option:
\frac{3}{2}\sqrt{65}

About This Question

This is Neco 2017 Mathematics Question 40. It is one of the objective questions from the 2017 Neco Mathematics examination.

Difficulty level: Hard .

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