OliviaHart123 OliviaHart123

11-06-2017
Mathematics

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Really need help with math question.
Quadrilateral ABCD is inscribed in circle O.
What is m∠C ?

Really need help with math question Quadrilateral ABCD is inscribed in circle O What is mC class=

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Аноним Аноним

11-06-2017

the opposite angles of a cyclic quadrilateral add up to 180 degrees , so

2x + 3 + 4x + 3 = 180
6x = 180 - 6

6x = 174
x = 29

so m<C = 2(29) + 1 = 59 degrees

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