What a race. Well run you two. Oh, here we go. You drawing your own lines now, are you? Come on don't be a sore loser. Perpendicular lines cross at right angles. That's why they're not used in ...
Perpendicular lines will always cross at right angles. To determine if two lines are perpendicular, we need to multiply their gradients together. If the lines are perpendicular to each other, the ...