Answer:
a
Step-by-step explanation:
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Step-by-step explanation:
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69.78+26.73-100 just use your calculator and you will out and that a hint
Answer:
130 degrees
Step-by-step explanation:
arc CA is 50 since the angle is 50 and then you would subtract from 180 since it is half the circle which leaves you with C, or 130 degrees.