Question

4
A Chord Of a circle is 30 cm long, Its distance
from the centre is 4 cm. Find the Mength of the cheid.
​

Answer 1

radius of circle = √30^2 + 4^2 = √900+16

=√916 cm

Answer 2

chord of circle=30cm

distance=4cm

l=30/4=7.5ans