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In the given figure ,PR and ST are perpe...

In the given figure ,PR and ST are perpendiculars to tan- gent QR, PQ passes through centre O of the circle whose diameter is 10 cm . If PR = 9 cm what is the length (in cm.) of ST ?

A

1

B

`1.25`

C

`1.5`

D

2

Text Solution

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The correct Answer is:
A
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