3. Which of these angles cannot be constructed using a compass and ruler?
a) 120
b) 180
c) 80
d) 115
I'll brainliest the answer
Answers
Answered by
0
Answer:
80
Step-by-step explanation:
we can construct only 60 degrees angle directly by using a compass and rule. by bisecting 60 we can construct some other angles.
120=60+60
180=60+60+60
115=60+39+15
but can nit construct 80 by using compass and ruler
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