(a) 60°
(b) 45°
(c) 90°
(d) 30°
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Answered by
0
Answer:
60 is the correct answer
Step-by-step explanation:
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Answered by
1
Answer:
60°
Step-by-step explanation:
B=180-120=60° (Linear pair of angles)
Similarly C=60°
Now
A= 180-(B+C) {Sum of all angles of a triangle is 180}
=180-(60+60)
=180-120
=60°
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