Determine whether the pair of lines is parallel perpendicular or neither y=-5/18x + 2 and y 5/18x + 2

The table shows the distance traveled over time while traveling at a constant speed.

Plz ( true - false) all triangles have interior angles whose measure sum to 90.

Every weekday, mr. jones bikes from his home to his job. sometimes he rides along two roads, the long route that is shown by the solid lines. other times, he takes the shortcut shown by the dashed line. how many fewer kilometers does mr. jones bike when he takes the shortcut instead of the long route?