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Mathematics 14 Online
OpenStudy (littlet):

Can someone help me please Quadrilateral OPQR is inscribed inside a circle as shown below. What is the measure of angle O? You must show all work and calculations to receive credit.

OpenStudy (littlet):

OpenStudy (littlet):

@ILovePuppiesLol can you help?

OpenStudy (anthonyym):

http://www.geom.uiuc.edu/~dwiggins/conj47.html The opposite angles add up to 180 degrees.

OpenStudy (aliqanber):

opposite angles equal 180 degrees. So 2x+2x+4=180 ---> x=44 degrees

OpenStudy (aliqanber):

so angle O is 2x=88 degrees

OpenStudy (littlet):

Alright. Thank you!

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