Answer:
(7/4)+(5/4)=3
C
Step-by-step explanation:
x = 22.1°
Angle ∠A = 41.124° = 41°7'26" = 0.71775 rad
Angle ∠B = 22.075° = 22°4'31" = 0.38528 rad
Angle ∠C = 116.801° = 116°48'4" = 2.03856 rad