Find the angle subtended at the center of a cir... - JAMB Mathematics 2008 Question
Find the angle subtended at the center of a circle by a chord which is equal in length to the radius of the circle.
A
30o
B
45o
C
60o
D
90o
correct option: c
If a length of a chord is equal to the length of a radius in the same circle, the triangle formed y the chord and the radii is an equilateral triangle
∴each angle = 60o
∴each angle = 60o
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