Science question the is earth's hard, rigid outer layer, made up of the crust and solid upper mantle. a) shell b) lithosphere c) supercontinent d) continental landmass

Afootpath is to be constructed in a park in the shape of a parallelogram. when a coordinate plane is laid over a map of the park, the vertices of the footpath are (-4,2) (8,2) (11,7) and (-1,7). what is the perimeter of this path