Question

the perpendicular from the centre of a circle to a chord bisects the chord​

Answer 1

here is your answer.....

Answer 2

Answer:

given.

in circle =c(o,r)

AB is a chord

TO PROVE = AD = OB

Proof:-

AO= OB

angle ADO = Angle OBD

OC =OD

∆AOD ~ BOD (SAS)

AD = BD (PROVED)