Mathematics

Find the angle subtended at the center of a circle by a chord which is…

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 Answer: Option C
Explanation

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