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Answered by
1
Answer:
angle ABC=42°
angle ACB=105°
Step-by-step explanation:
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Answered by
0
Answer:
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Step-by-step explanation:
BAC=33°, CBD=138°
ACB=CBD-BAC [ EXTERIOR ANGLE IS THE SUM OF TEO OPPOSITE ANGLES]
=138° -33°
=105°
ABC+ACB+BAC=180°[ SUM OF ALL ANGLES OF A TRIANGLES]
ABC+105°+33° =180°
ABC=180°-138°
= 42°
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