CAT 2018 Slot 2 QA Q8 Geometry

Question 8 of the Quantitative Ability (QA) section, CAT 2018 Slot 2, with CAT's official answer.

A chord of length 5 cm subtends an angle of 60° at the centre of a circle. The length, in cm, of a chord that subtends an angle of 120° at the centre of the same circle is
  1. A
    2π
  2. B
    5√3
  3. C
    6√2
  4. D
    8

Answer: (B) 5√3 Geometry MCQ

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Same concept in other years

See every question on Chord and centre: r^2 = d^2 + (half chord)^2.

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