Question

Two circle with centres A and B touch externally in
m. Tangents drawn from B touch the smaller
circle inc and D seg CD bisects radius Am in
AN 2.5, BC = 12 find Radii of two circle
and ∆ACD.​

Answer 1

Answer:

Radii 4 cm and 6 cm.

AB =6+4=10 cm

∠Y=90

o

then ,

BF=6−4=2cm

In △BYA

AY

2

=AB

2

−BY

2

=10

2

−2

2

AY=

100−4

AY=

96

AY=4

6

AY∣∣CD

Hence,

CD=4

6

Step-by-step explanation:

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