Parallel and perpendicular lines review

Parallel and perpendicular lines review perpendicular To determine if two lines are perpendicular, we need to multiply their gradients together If the lines are perpendicular to each other, the product of their perpendicular A perpendicular line is a line that meets or crosses another line and forms a right angle The word “perpendicular” means “at right angles”

perpendicular As an adjective, the word perpendicular means at an angle of 90° to a given line, plane, or surface or to the ground

perpendicular Two lines that form a T are perpendicular to each other They meet at a right angle A person who is standing is perpendicular to the earth  perpendicular to, perpendicular with Objects at a 90 ° angle are perpendicular to one another Perpendicular with is non-standard In formal writing, do not