WXYZ is an inscribed quadrilateral whose diagonals intersect at K. Segment WX is parallel to segment ZY, as shown below.

http://learn.flvs.net/webdav/assessment_images/educator_geometry_v14/pool_Geom_3641_Seg_Two_Exam_68/image0044e9db950.jpg

Prove that if angle ZYW is 30° and angle ZWY is 20°, then angle WZX is 100°. Write a two-column proof showing statements and reasons.

Question

WXYZ is an inscribed quadrilateral whose diagonals intersect at K. Segment WX is parallel to segment ZY, as shown below. 
 
 http://learn.flvs.net/webdav/assessment_images/educator_geometry_v14/pool_Geom_3641_Seg_Two_Exam_68/image0044e9db950.jpg
 
Prove that if angle ZYW is 30° and angle ZWY is 20°, then angle WZX is 100°. Write a two-column proof showing statements and reasons.

anonymous · Answer

Should I start like this:
Statement                              Reason
ZYW=30 degrees                     Given
ZWy=20 degrees

anonymous · Answer

@cwrw238

zepp · Answer

Oh my goodness I hated that question.

zepp · Answer

Hopefully, http://openstudy.com/users/zax97#/updates/4fca77ebe4b0c6963ad475d8 I bookmarked weird stoffz :>

anonymous · Answer

Thank you