algebra

2. A number's distance from zero (0) on a number line.
4. Figures or objects that are the same shape and the same size.
5. A network of evenly spaced, parallel horizontal and vertical lines.
6. An increase in size in all directions by a uniform amount.
9. The number (0), that is, adding 0 does not change a number's vale
11. The use of rounding
13. Any number is written with a decimal point in the number. A decimal number falls between two whole numbers
15. A mathematical sentence in which two expressions are connected by an equality symbol.
16. A mathematical sequence in which two expressions are connected by an equality symbol.
18. The horizontal and vertical number lines used in a rectangular graph or coordinate grid system.
19. The shape made by two rays extending from a common end point
20. A collection of numbers, symbols, and/or operation signs that stands for a number.

1. Numbers that correspond to points on a graph in the form (x , y).
3. The order in which two numbers are added or multiplied does not change their sum or product
7. displays Different ways of displaying data in tables, charts, or graphs
8. The inside region of a two-dimensional figure measured in square units
10. are Two angles, the sum of which is exactly 90 degrees.
12. A mathematical sentence
14. The perimeter of a circle is called its circumference.
17. An angle with a measure of less than 90 degrees.