Question

ela is the center of the circle, and length of the chord is 8 cm Segopi Chord AB if I Cop) = 3cm ) then find radius of the cride Com centre​

Answer 1

Answer:

iven length of chord AB = 12 cm.

Distance of chord from center = 8 cm.

OC=8 cm .AC=

2

12

=6 cm

In △OAC

OA

2

=AC

2

+OC

2

OA

2

=(6)

2

+(8)

2

=36+64

[ OA=10 cm].

∴ Diameter of circle is 2(OA) = 20 cm.