3 pi/9 + pi/9
or
pi/3 + pi/9
180/3 + 180/9
60 + 20
80
or simply
(4/9)(180) = 80
Rewrite 4π /9 in degree measure.
a. 53°
b. 120°
c. 160°
d. 40°
e. 80°
1 answer
a. 53°
b. 120°
c. 160°
d. 40°
e. 80°
1 answer