Answer:
∠A = 26°
Step-by-step explanation:
Supplementary angles total 180°.
∠A +∠B = 180°
(x -16)° +(3x +28)° = 180°
4x° + 12° = 180°
x° +3° = 45°
x° = 42°
∠A = (x -16)° = 42° -16°
∠A = 26°
Answer:
C
Step-by-step explanation:
Answer:
angle B is angle M
Look at the position.
Or the name of figures
(PMNO) and (ABCD) ,M and B are the second.