McPriv

3. a sentence with a minimum of two numbers or variables and at least one math operation
5. used to indicate that a particular collection of numbers and meaningful operations are to be grouped together and considered as one number.
6. the sum of angles that can be arranged together so that they form a full turn.
9. summands in a sum that differ only by a numerical factor.
12. each of the pairs of opposite angles made by two intersecting lines.
14. an equation or inequality expressed using numbers and mathematical symbols.
15. either of two angles whose sum is 90°.
18. when 2 angles share the common vertex and side.
19. a single mathematical expression

1. the set of all the solutions of an equation or condition.
2. an angle that is equal to 180 degrees.
4. either of two angles whose sum is 180°.
7. expressions that work the same even though they look different
8. the relation between two expressions that are not equal, employing a sign such as ≠ “not equal to,” > “greater than,” or < “less than.”.
10. a shape that is formed by the intersection of two line segments, lines, or rays.
11. a symbol and placeholder for any mathematical object.
13. formed when two lines intersect each other at a single point.
16. a statement that the values of two mathematical expressions are equal
17. a number or quantity that when multiplied with another produces a given number or expression.