Answer:
first one is 90
second one is 108
Step-by-step explanation:
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Answer:
-5
Step-by-step explanation:
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Explanation:</h2><h2>
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The diagram is missing but I'll assume that the arc BDC is:

And another arc, let's call it FGH. measures:

If those arc are equal, then this equation is true:

Substituting k into the first equation:
