# Locus of mid-point of a chord in a circle

- Author:
- Chan Chi Keung

- Topic:
- Circle

The locus of mid-point of a chord as moving one end of the chord.
Instruction: Drag the point C on the circle. See the locus of the mid-point D of the chord BC.

What is the shape of the locus?

## New Resources

## Discover Resources

## Discover Topics

Download our apps here: