| Answer | Crossword Clue |
|---|---|
| endpoint | either of two points that mark the end of a line segment |
| endpoints | ENDPOINT, either of two points that mark the end of a line segment |
| chord | the line segment between two points on a curve |
| endpoints | A point or value that marks the end of a ray or one of the ends of a line segment or interval |
| dominoes | The game played with such pieces, in which they are laid down to form a line, each player in turn trying to find and lay down a domino with a value matched by that of a piece at either end of the line already formed |
| edge | line or line segment that is the intersection of two plane faces (as of a pyramid) or of two planes |
