Parsley lines are two lines that Arab always the same distance apart are never touch. on order for two lines to be parallel,they must be drawn in the same plane,a perfectly flat surface like a wall or sheet of paper.
interior angle refers to the angle or angles inside of different shapes. Any shape or design where two lines meet has an interior angle. A diamond has four corners, so it has four interior angles. A rectangle has four corners, so it also has four interior angles. A hexagon has six corners, so it has six interior angles, and every angle has one interior angles.