Across
- 2. Two halves that match perfectly and are identical across an axis.
- 4. A three-sided polygon
- 5. A metric unit of measurement for length, abbreviated as cm. 2.5 cm is approximately equal to an inch.
- 8. Equation An equation that contains two variables and can be plotted on a graph as a straight line.
- 9. The unit of an angle's measure represented with the symbol
- 10. Number A whole number is a positive integer
- 13. Segment A straight path that has two endpoints, a beginning and an end.
- 15. The value of x where a line or curve intersects the x-axis
- 17. The value of y where a line or curve intersects the y-axis.
- 18. A straight line touching a curve from only one point.
- 20. Angles Two angles are supplementary if their sum is equal to 180°
Down
- 1. The operation of finding the difference between two numbers or quantities by "taking away" one from the other.
- 3. The complete distance around a circle or a square.
- 6. A segment joining two points on a circle
- 7. Two lines or line segments intersecting to form a right angle.
- 11. The solution to a division problem
- 12. A number being divided into equal parts
- 14. A statement that shows the equality of two expressions by joining them with an equals sign.
- 15. The horizontal axis in a coordinate plane
- 16. The volume of substance that a container will hold.
- 17. The vertical axis in a coordinate plane.
- 19. Slope shows the steepness or incline of a line and is determined by comparing the positions of two points on the line