Question

from a point ? a tangent is drawn to cinde
of diameter 48cm the point is situated
od a distance of dom from Centre o of
the circle then the length of the tangend is? with diagram​

Answer 1

Answer:

Let AP be a tangent drawn from P to a circle with centre O such that AP = 24 cm and OB = 25 cm.

In right angled △ OAB,

OP

2

=OA

2

+AP

2

25

2

=OA

2

+24

2

OA

2

=49

OA=7 cm

Hence, the radius of circle is 7 cm.