GIVE CORRECT answer no SPAM
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I have mentioned the pic...
have a look at it..
hope it helps..
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Answer:
angle boa =60
angle boc =120
Step-by-step explanation:
(i)x+25+3x+15=180
=x=35----------(I)
35+25=60= boa
ii 35*3+15=120
boc =120
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