ABC is a triangle inscribed in a circle with center o and if angle OAB=30 and OCB=40 then angle ABC is
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here is the answer. I hope it helps
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btomar57:
Please explain
I am sorry I did not read the question carefully.i just did the circumscribed one.plz ignore the answer
ur answer is correct plz explain step by step
I have send u the pic .which part u cannot understand
U write radius is same then angle is same so how ans is 70
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angle OAB=30
ANGLE OBA=ANGLE AOB=180-30/2=75
AND
ANGLE OCB=40
ANGLE OBC=ANGLE BOC=180-40/2=70
ANGLE ABC=ANGLE OBA+ANGLE OBC=75+70=145
SO ANGLE ABC IS 145
ANGLE OBA=ANGLE AOB=180-30/2=75
AND
ANGLE OCB=40
ANGLE OBC=ANGLE BOC=180-40/2=70
ANGLE ABC=ANGLE OBA+ANGLE OBC=75+70=145
SO ANGLE ABC IS 145
Plz explain in pictorial formate
I EXPLAINED IT
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