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What is the locus of the mid-points of all chords of length 6cm within a...

Mathematics
JAMB 1987

What is the locus of the mid-points of all chords of length 6cm within a circle of radius 5cm and with centre 0

  • A. A circle of radius 4 cm and with centre O
  • B. The perpendicular bisector of the chords
  • C. a straight line passing through centre O
  • D. A circle of radius 6 cm and with centre O
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Correct Answer: Option B
Explanation

The locus of the mid-point of all chords of length 6cm within a circle of radius 5cm and with centre O is the perpendicular bisectors of the chords.


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