Is line l parallel to line m? explain.

yes, alternate interior angles are congruent.
no; alternate interior angles are not congruent.
no; corresponding angles are not congruent.
yes; corresponding angles are congruent.

Item 1 use the polygon tool to draw a rectangle with a length of 4 units and a height of 2 units. one of the sides of the rectangle falls on line ef , and the rectangle has a vertex of e. each segment on the grid represents 1 unit.