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# Math Rev4th6wk

### Math Vocab Cards

TermDefinition
Exponential Notation A way to use exponents making the answer shorter.
Exponent In a power, the number of times the base is used as a factor.
Prime A whole number that has exactly two unique factors, 1 and the number itself.
Composite A number greater than 1 with more than two factors.
PEMDAS How to remember Order of Operations: Please Excuse My Dear Aunt Sally.
Area the number of square units needed to cover the surface enclosed by a geometric figure.
Parallelogram A quadrilateral that has both pairs of opposite sides congruent and parallel.
Rhombus A parallelogram with all sides congruent.
Trapezoid A quadrilateral with one pair of opposite sides parallel.
Radius The distance from the center of a circle to any point on the circle.
Estimate Round; get a number close to the exact number.
Estimate Round; get a number close to the exact number.
Estimate Round; get a number close to the exact number.
Percent A ration that compares a number to 100.
Equivalent Having the same value.
Simplification Done by dividing the numerator and denominator by the same number to yield an equivalent fraction.
Prime A whole number that has exactly two unique factors, 1 and the number itself.
Quadrilateral A closed figure with 4 sides
Congruent Same size, same shape.
Parallel Lines on the same plane that never intersect.
Adjacent Two sides of a polygon that have a common vertex.
Probability The chance that some event will occur.
Zero Probability An event that could never happen.
Experimental Probability A probability that is found by doing an experiment
Theoretical Probability A probability based on what should happen under perfect conditions.
Probability of One An event that is sure to happen.
Trial The action in an experiment.
Created by: Mrs.ClarksClass