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Q.1. (A) Choose the correct alternative answer for the following: (1) If r = 7 cm and `theta = 180^@`. Length of arc is…..(A) 44 cm (B) 22 cm ( C) 10 cm (D) 18 cm

A

(A) 44 cm

B

(B) 22 cm

C

( C) 10 cm

D

(D) 18 cm

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