Multiple choice

The distance between two parallel chords length 6 cm. each in a circle of diameter 10 cm. is -

  1. 8 cm.

  2. 6 cm.

  3. 16 cm.

  4. 3 cm.

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Circle diameter = 10 cm, so radius r = 5 cm. Chord length = 6 cm. Distance of chord from center = √(5² - 3²) = √(25 - 9) = √16 = 4 cm (half chord = 3). Two parallel chords of same length on opposite sides of center: distance between them = 4 + 4 = 8 cm.