Question

The radius of a sector in a circul is 3° and the angel is 90° find the length of a sector?​

Answer 1

Answer:

Remember ,

180° = π radian

90° = π/2 radian

since , we know that

@ = L/ r

using both now,

π/2 = L/3

L = 22*3/14 = (33/7) cm

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