From a circle of radius a, a sector, which subtend an angle /5 at the centre has been cut off. The perimeter of the remaining part of the circle is

From a circle of radius a, a sector, which subtend an angle /5 at the

1.	From a circle of radius a, a sector, which subtend an angle /5 at the centre has been cut off. The perimeter of the remaining part of the circle is
A.	2 a
B.	$$ { over 5}{a}$$
C.	$$ {7 over 5}{a}$$
D.	$$ {9 over 5}{a}$$
Answer» E.

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From a circle of radius a, a sector, which subtend an angle /5 at the centre has been cut off. The perimeter of the remaining part of the circle is

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