please solve 4th question....
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o is the centre of the circle
central angle =80 now
m(arc ADB)=160 (by inscribed angle theorem)
now,
arc BCA = 360-160
= 200
now,angle ADB=1÷2 arc BCA
=100
therefore angle ADB =100
central angle =80 now
m(arc ADB)=160 (by inscribed angle theorem)
now,
arc BCA = 360-160
= 200
now,angle ADB=1÷2 arc BCA
=100
therefore angle ADB =100
Shafin222:
thanks shivyani
for brainliest
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