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Geometry

Terms

TermDefinition
Quadratic An equation, graph, or data that can be modeled by a degree 2 polynomial.
Graph The picture obtained by plotting all the points of an equation or inequality.
Polynomial The sum or difference of terms which have variables raised to positive integer powers and which have coefficients that may be real or complex.
Variable A quantity that can change or that may take on different values. Variable also refers to a letter or symbol representing such a quantity.
Term Parts of an expression or series separated by + or – signs, or the parts of a sequence separated by commas.
Angle Two rays sharing a common endpoint. Angles are typically measured in degrees or radians.
Radian A unit for measuring angles. 180° = π radians, and 360° = 2π radians.
Arc of a Circle A connected section of the circumference of a circle.
Central Angle An angle in a circle with vertex at the circle's center.
Vertex A corner point of a geometric figure.
Created by: rmatlock1
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