In the picture 'O' is the centre ofthe circle and angle ABC=50°. a) Find angle AOC. b) Find angle ADC.
Answers
Answered by
1
Answer:
a) angle AOC - 50° ----(as the angle ABC =AOC)
b) from where this D comes I don't know...
Answered by
1
Answer:
AOC = 100
Step-by-step explanation:
we know that the angle at the centre is twice the angle at the circumstance subtended by the arc.
therefore, AOC = 2 × ABC
= 2×50°
=100°. (I don't know if it's correct)
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