Respuesta :

minscalicocat

ANSWER:

60°

EXPLAINATION:

= 2r + θ/360°× 2 x 227 x 21

64 = 2 x 21 + θ/360° x 2 x 22/7 x 21

64 = 42 + θ/360° x 44 x 3

64 - 42 = θ/360° x 11 x 3

22 = 33θ/90

θ=22×30/11

= 60°

laxmiyuvraj

answer

60°

explanation

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