Math, asked by renuv9389, 5 months ago

apers
1.5 cm
6.
(b) In the adjoining figure, O
is the centre of the circle
and its radius is 1.5 cm. P
is the point at a distance
of 3.9 cm from O and PT
is a Tangent drawn to the
circle from point P. Find
the length of the PT.

Answers

Answered by hitikadudhatra

0

Answer:

7cm

Step-by-step explanation:

Using pythagoras theorem,

OP2+PQ2=OQ2

⇒OQ2+242=252

⇒OQ2=252−242

⇒OQ2=625−576=49

⇒OQ=49=7cm

∴ Radius of the circle is 7cm

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