| A | B |
| intersect | meet |
| line of symmetry | divides a shape into two parts that match |
| parallel | two lines that run in the same direction and never intersect |
| parallelogram | a quadrilateral with two pairs of parallel sides |
| perpendicular | lines that intersect at right angles |
| polygon | any shape that has all straight sides and an inside and an outside |
| quadrilateral | any polygon with four sides |
| right angle | square corners |