Sabendo que as retas r e s são paralelas, determine X, Y e Z 
x=40° / y=40° / z=60°
x= 40° / y=80° / z=60°
x= 80° / y=60° / z=40°
x= 60° / y
![Sabendo Que As Retas R E S São Paralelas Determine X Y E Z X40 Y40 Z60 X 40 Y80 Z60 X 80 Y60 Z40 X 60 Y class=](https://pt-static.z-dn.net/files/d09/28c01e6f348f696cddd35f2bd7433e5c.jpg)