Construct the following using a pencil, straightedge and a compass. Include step by step explanations for each construction. 1. Given a point on a line, construct the perpendicular to the line at the given point. 2. Given a point not on a line, construct the perpendicular to the line from the given point. 3. Given a point not on a line, construct the parallel to the given line through that point not on the line. 4. Construct 3 lines parallel to each other.