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#### Complete list of Terms and Definitions for Grade Math 10

Terms Definitions
2+5=7 2+6=8
13 + 7 20
protractor Used to measure angles.
domain The set of input values.
quotient answer to a division problem
quadrilateral A polygon that has four sides.
reflection a transformation that creates a mirror image of each point of a figure; also known as a flip
centimeter (cm) a metric unit of length
y-axes (in a plane Cartesian coordinate system) the axis, usually vertical, along which the ordinate is measured and from which the abscissa is measured.
circle A perfectly round shape with all points equidistant form a fixed point, or center.
y-axis the vertical number line in a coordinate plane
remainder the number that is left after dividing
> Greater than, used to compare two numbers when the greater number is expressed first.
radius a straight line extending from the center of a circle or sphere to the circumference or surface:
transversal The line that intersects a pair of parallel lines.
INTERVAL Amount of space between values on the scale.
fact family A set of related addition and subtraction number sentences
rectangular prism a space figure with 6 rectangular faces, 8 vertices, and 12 edges
Mathmatical Probability A comparison of the number of favorable outcomes to the number of possible outcomes of an event
square a rectangle having all four sides of equal length.
denominator The number below the bar in a fraction. It tells the number of equal parts that are in the whole.
improper fraction a fraction with a value greater than 1, the numerator is greater than or equal to the demonimator
exponents Tells how many times the base is used as a factor.
degree ( F) a customary unit used to measure temperature
square number A number that is the result of multiplying an integer by itself. Any square number of dots can be arranged in a square array. e.g. 4x4=16
bar graph A graph that uses bars to display categorical data.
degree Celsius ( C) a metric unit used to measure temperature
Decimeter (dm) A unit of length in the metric system; 10 of them equals 1 meter
INVERSE PROPERTY The sum of a number (a) and its opposite (-a) is zero. The product of a number and its reciprocal is one.
Property of 1 for Division any number divided by 1 is that number