Can someone explain this to me? Don't flatout give me the answer, just explain how to solve it.
Thanks,
Miles

The question is:
What is the value of c?
And the Picture that goes with it is this:
https://aisu1503-aisu-ccl.gradpoint.com/Resource/4480087,8BD,AF,0,0,0,0/Assets/testitemimages/geometry_b/circles/mc047-1.jpg

Question

Can someone explain this to me? Don't flatout give me the answer, just explain how to solve it.
Thanks,
Miles

The question is:
What is the value of c?
And the Picture that goes with it is this:
https://aisu1503-aisu-ccl.gradpoint.com/Resource/4480087,8BD,AF,0,0,0,0/Assets/testitemimages/geometry_b/circles/mc047-1.jpg

cwrw238 · Answer

Hint: opposite angles in a cyclic quadrilateral add up to 180 degrees

cwrw238 · Answer

use that fact to find the value of d
then you can find the value of c by using the fact that the 4 angles in a quadrilateral add up to 360 degrees

anonymous · Answer

So is the answer 84?

cwrw238 · Answer

yes