Question

When a quadrilateral is inscribed in a circle, what is known about the opposite angles?

Answer 1

google has your answer http://www.geom.uiuc.edu/~dwiggins/conj47.html

Answer 2

I don't understand what it's trying to say about it, sorry

Answer 3

@welshfella Could you help with this as well?

Answer 4

All you have to do is look at the first picture they give...

Answer 5

http://www.geom.uiuc.edu/~dwiggins/pict47.GIF

Answer 6

or read the explanation below that where it flat out tells you
"It says that these opposite angles are in fact supplements for each other. In other words, the sum of their measures is 180 degrees."

Answer 7

Sorry for not getting it the first time XD I'm not smart at math