Mathematics
help please?

Question Description

Screen%20Shot%202014-08-06%20at%201.38.4

Student has agreed that all tutoring, explanations, and answers provided by the tutor will be used to help in the learning process and in accordance with Studypool's honor code & terms of service.

Final Answer

180(n-2)/n = 140.
180n-360 = 140n
-360 = -40n
n = 9  NONAGON

UV=1/2(XY+WZ)
XY=2UV-WZ
XY=2*29-40
XY=18

Prashant S (1995)
Rice University

Anonymous
Just what I needed. Studypool is a lifesaver!

Studypool
4.7
Trustpilot
4.5
Sitejabber
4.4