Math vocab

3. not consistent or having a fixed pattern; liable to change.
4. angles when they share the common vertex and side.
8. angles each of the pairs of opposite angles made by two intersecting lines.
9. at a point is a point describes the sum of angles that can be arranged together so that they form a full turn
10. the process of making known one's thoughts or feelings.
14. a word or phrase used to describe a thing or to express a concept, especially in a particular kind of language or branch of study.
15. difference in size, degree, circumstances, etc.; lack of equality.
16. sentence a number sentence is a mathematical sentence made up of numbers and symbols, as shown below
17. symbols Three common types of grouping symbols—parentheses ( ), brackets [ ], and braces { }—are used to group numbers or variables (letters)

1. angles are either of two angles whose sum is 180°.
2. angles A straight stick has an angle which is straight or 180 degree.
5. the process of equating one thing with another.
6. angles either of two angles whose sum is 90 degree
7. a number that divides another number, leaving no remainder
9. on a line relate to the sum of angles that can be arranged together so that they form a straight line.
11. expression expressions that work the same even though they look different.
12. the set of values that satisfy a given set of equations or inequalities.
13. terms summands in a sum that differ only by a numerical factor.