Answer:
A
Step-by-step explanation:
-∞<y<5
45° + 2k + k = 180°
=> 45 + 3k = 180
=> 3k = 180 – 45
=> k = 135/3
=> k = 45
other two angles :-
2k = 2×45 = 90°
k = 45°
30
You take a protractor and put at c then you measure
