Jambmaths question:
Find the angle subtends at the centre of a circle by a chord which is equal in length to the radius of the circle.
Option A:
30o
Option B:
45o
Option C:
60o
Option D:
90o
Jamb Maths Solution:
The triangle formed is equilateral triangle, each side has 60o each
Answer: option C
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Year of Exam: