Across
- 7. Lines are two lines that are always the same distance apart and never touch.
- 9. trapezoid A trapezoid in which the base angles are equal.
- 10. A line segment that goes from one corner to another, but is not an edge.
- 11. A flat shape with straight sides. It has two pairs of equal-length adjacent sides.
- 12. A line is perpendicular to another if it meets or crosses it at right angles.
- 14. A parallelogram with opposite equal acute angles, opposite equal obtuse angles, and four equal sides.
- 15. To divide into two equal parts.
- 17. A 4-sided flat shape with straight sides that has a pair of opposite sides parallel.
Down
- 1. A flat shape with opposite sides parallel and equal in length.
- 2. formula Applied when one is required to find the exact center point between two defined points.
- 3. sides A side is opposite another side.
- 4. A 4-sided flat shape with straight sides where all interior angles are right angles (90°).
- 5. angles Two lines are crossed by another line, the pairs of angles.
- 6. Either of two angles whose sum is 180°.
- 8. Equal in size and shape.
- 10. formula A formula that find the distance between shapes’ length.
- 13. angles Either of the angles of a triangle that have one side in common with the base.
- 16. A regular quadrilateral, which means that it has four equal sides and four equal angles.