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Math 8: Pre-Algebra Vocabulary
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Gravity
Terms in this set (29)
A term that does not change
Constant
A number multiplied by a variable in an algebraic expression.
Coefficient
A quantity that may change within the context of a mathematical problem; represented by a single letter (commonly "x")
Variable
A mathematical phrase that contains operations, numbers, and/or variables.
Expression
All whole numbers (both positive and negative) and zero.
Integer
Any number that can be expressed as a fraction
Rational Numbers
Any real number which cant be expressed as a fraction of two integers
Irrational Numbers
The set of all rational and irrational numbers. They type of numbers we normally use.
Real Numbers
the number you divide by
Divisor
the answer to a division problem
Quotient
the answer to a multiplication problem
Product
the answer to a subtraction problem
Difference
the answer to an addition problem
Sum
the top number in a fraction
Numerator
The bottom number in a fraction
Denominator
The steepness of a line on a graph, incline
Slope
less than 90 degrees
Acute
the distance across a circle through its center
Diameter
The distance from the center of a circle to any point on the circle
Radius
Coordinate (0, 0). The point where the x-axis and y-axis meet
Origin
A transformation that "flips" a figure over a mirror or reflection line.
Reflection
A transformation that "slides" each point of a figure the same distance in the same direction.
Translation
a CORNER or point where lines meet
Vertex
a number that has no factor but ITSELF and 1
Prime
Numbers that are multiplied together to get a product
Factors
numbers you say when you skip count. Multiples of 2 are: 2,4,6,8,...
Multiples
average
Mean
The value that occurs most frequently
Mode
Middle number in a set of numbers
Median
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