O IS THE CENTRE OF A CIRCLE WITH RADIUS 10 CM. A LINE, THROUGH A P...

12.

O is the centre of a circle with radius 10 cm. A line, through a point A at the

distance 20 cm from O, intersects the circle at points В and С, with B between A

and C. If the distance from point O to BC is 6 cm, find the length of the segment

АВ, in cm.

C

B

O

A

Answer :

cm

Section B.

Answer the following 3 questions. Show your detailed solution on the space

provided after each question. Each question is worth 20 points.