4
When two roads cross, they form an intersection.
A cell is the intersection of a row and a column. A range is a group of two or more adjacent cells, in a rectangular form.
Perpendicular if they form right angles if not they form vertical opposite equal angles
Two perpendicular lines form right angles at their point of intersection.
point
Two lines which intersect each other which form a 90o angle at the intersection.
The intersection of two planes forms a line.
Two-dimensional object an intersection of two faces
intersection.
Perpendicular Lines form right angles at their point of intersection
the intersection of the two sides of an angle is called its