4. The value of x in the given figure is
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Answered by
1
Answer:
aob=boc
boc=140
aob=2x
=70
Answered by
1
Answer:
angle AOB + angle BOC ( on a straight line)
= 2x + 140°= 180°
= 2x= 180° - 140°
= 2x = 40°
= x = 40° / 2
x = 20°
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