please solve this math problems it is very urgent
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Step-by-step explanation:
Q1.
A. 3
B. acute angle
C. 180°
D. 3,6,9
Q2.
A. 115°
B. 116°
C. 111°
Q3.
A. k= 78° m= 133°
B. n= 47° p= 128°
C. q= 79° r= 101°
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