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Chapter 4 Vocab Math
Term | Definition |
---|---|
Algebraic Expression | A combination of individual terms separated by plus or minus signs. Numerical expressions combine numbers and operation symbols; algebraic expressions include variables. |
Enlarge | To make larger |
Equivalent Expressions | The same value |
Equivalent Fractions | The same numerical value |
Equivalent Ratios | The same numerical value |
Evaluate | (an expression) To find the numerical value of |
Ratio | Compares to quantities by division |
Reduce | To put a fraction in simplest form |
Similar Figures | Have the same shape but are not necessarily the same size |
Substitution | Replacing one symbol with a number, a variable, or another algebraic expression of the same value |
Variable | A letter or a symbol that is a substitute for an unknown number |
Vertex (Vertices) | For polygon, a vertex is the point at which two line segments meet to form a "corner" |