An explorer walks 10km due east, then 18km north, and finally 3km west. What’s the total distance and displacement?

Find the value of the variable and the length of each secant segment.

Quadrilateral wxyz is on a coordinate plane. segment yz is on the line x+y=7 and segment xw is on the line x+y=3. which statement proves how segments yz and xw are related

When y’all answer can y’all explain too !