Question

FIND RATIO DO IT FAST

Answer 1

Answer:

O'/CO=1/3

Step-by-step explanation:

in triangles AO'D and AOC,

Angle ADO= 90°   (Given)

Angles AC0 = 90° Tangent

angle A common

Δ ADO' similar to Δ ACO

AO'/AO = DO'/CO

DO'/CO=r/3r

So, DO'/CO=1/3