150° β α gricha - v8170 - 19.5.2022

α + β =
A.   30°
B.   60°
C.   100°
D.   120°
E.   180°
A    B    C    D    E

[ 1-8170 - op net sinds 6.9.2017-(E)-17.7.2024 ]

Translation in   E N G L I S H

150° β α gricha - v8170 - 19.5.2022
α + β =
A.  30°
B.  60°
C.  100°
D.  120°
E.  180°

Oplossing - Solution

α + β = 30° + 30° = 60°
> GWB