Practice math with beautiful VINTAGE Flash Cards!This version is: High School Math, Algebra 1, Quadratic Functions & Equations, Characteristics of Quadratic Functions, Features of Quadratic Functions, Finding axis of symmetry, vertex, and intercepts using equations only These vintage flash cards include 25 questions with answers on the back. They are ready to print and cut, and come in three printable versions: Full Color, Black & White, and Plain. Editable versions of each are also included, so