Question

please send me the answer​

Answer 1

/_ AOC =/_ AOB+/_ BOC

=60+°30

=90°

Arc ABC Subtands /_ AOC at centre of circle ,

And /_ ADC on point D

: /_ AOB = 2 /_ ADC

90° = 2 /_ ADC

2 /_ ADC = 90°

/_ ADC = 1/2 × 90°

/_ ADC = 45°

LO. This is my answer

Step-by-step explanation:

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