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25-06-2020
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Quadrilateral ABCD is inscribed in this circle. What is the measure of angle C? Enter your answer in the box.

Quadrilateral ABCD is inscribed in this circle What is the measure of angle C Enter your answer in the box class=

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FireSniperShot FireSniperShot

25-06-2020

Answer:

58 degrees

Explanation:

Opposite angles of a quadrilateral are equal, so you would set 3x equal to 2x+20. You would find x to be 10. Because A and C are opposite each other, you can use A's equation to find the measure of C. When you substitute 10 in for x, 2x+38 equals 58.

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