Across
- 3. A rectangle with all sides equal in length.
- 4. A quadrilateral with four right angles.
- 6. A straight path that extends infinitely in both directions.
- 7. A part of a line with two endpoints.
- 9. A closed plane figure made of straight line segments.
Down
- 1. The property of figures having the same shape and size.
- 2. The common endpoint of two sides of an angle or polygon.
- 3. A straight edge of a polygon.
- 4. A part of a line that starts at one point and extends infinitely in one direction.
- 5. A polygon with three sides and three angles.
- 8. The figure formed by two rays with a common endpoint.
- 9. A location in space with no size or shape.