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Three circles each of units radius inter...

Three circles each of units radius intersects each other at `P, Q and R. P, Q and R` are the centres of the three circles. What is the sum of length of the arcs `PQ, QR and PR` ?

A

`sqrt3pi`

B

`root(2)(2pi)`

C

`pi`

D

none of these

Text Solution

Verified by Experts

The correct Answer is:
C
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