Question

$C$ is the centre of the circle whose radius is $10$ cm. Find the distance of the chord from the centre, if the length of the chord is $12$ cm.

Answer 1

The radius is $10cm$

The distance be $dcm$

The length of chord is $12=2\sqrt{r^2-d^2}6=\sqrt{100-d^2}36=100-d^2{d}^2=64d=8cm$