Question

prove that in two concentric circles the chord of the larger circle, which touches the smaller circle,is bisected at the point of contact ​

Answer 1

Now in tri ACO and OBC

AO=OB (radius )

ang(OCA)=ang(OCB)

OC=OC (common)

hence they are congurent.

hence,AC=CB

hence proved

Answer 2

hola mate

I hope this ur helps in answer