Rewrite 4π /9 in degree measure.

a. 53°
b. 120°
c. 160°
d. 40°
e. 80°

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  1. 3 pi/9 + pi/9
    pi/3 + pi/9

    180/3 + 180/9

    60 + 20

    or simply
    (4/9)(180) = 80

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