JAMB Mathematics 2017 Objective — Question 39

Question 39 of 40 from the Joint Admissions and Matriculation Board (JAMB) Mathematics 2017 Objective paper, with the correct answer and a full explanation.

A boy moves from a point P to another point Q due north. He then moves an equal distance to another point R due east. What is the bearing of R from P?

A. A. 300°
B. B. 135°
C. C. 225°
D. D. 045°Correct

Explanation

Moving equal distances north then east from P forms a right-angled isosceles triangle; the bearing of R from P is N45°E = 045°.

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