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vocab 2/9/17

math vocabulary

PROPORTION An equation stating that two or rates are equivalent.
ORIGIN The point of intersection of the x-axis and the y-axis in a coordinate.
ALGEBRA A mathematical language that uses symbols, usually letters, along with numbers. The letters stand for unknown numbers.
AREA The number of square units needed to cover the enclosed surface.
EQUATION A mathematical sentence that contains an equal sign.
MEAN The sum of the numbers in a set of data divided by the number of pieces of data.
RADIUS The distance from the center of the circle to any point on the circle.
YARD A customary unit of length equal to 3 feet, or 36 inches.
ORDER OF OPERATIONS The rules that tell which operation to preform first when more than one operation is used (P.E.M.D.A.S)
DIAMETER The distance across the circle through the center.
RHOMBUS A parallelogram with all sides congruent.
QUADRANT One of the four regions in a coordinate plane separated by an x-axis and a y-axis.
MODE The numbers or idem's that appear most often in a set of data