![m\angle ABC=\frac{1}{2}[arc\ ADC-arc\ AC]](/tpl/images/0030/0084/58366.png)
![30\°=\frac{1}{2}[210\°-arc\ AC]](/tpl/images/0030/0084/e4384.png)
![60\°=[210\°-arc\ AC]](/tpl/images/0030/0084/e1069.png)
In the diagram below, ab and bc are tangent to o. what is the measure of ac?
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Mathematics, 29.06.2019 06:20 pancho99
In the diagram below, ab and bc are tangent to o. what is the measure of ac?
Answers: 3
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