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Math Midterm Vocab
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Terms in this set (56)
Additive Identity
The number 0
Counting Numbers
1,2,3,4,5
Intergers
-2,-1,0,1,2
Minuend
A number from which another number is subtracted
Subtrahend
A number that is subtracted
Whole Numbers
0,1,2,3,4,5
Gcf
The largest whole number that is a factor two or more numbers
Oblique
Lines in the same plane that are neither parallel nor perpendicular
Parallel
Lines in the same plane that do not intersect
Perpendicular
Two lines that intersect at right angles
Term
The number that serves as numerators or denominators of fractions
Lowest Terms
A fraction where the only common factor of the numerator and denominator is 1
Corresponding Parts
Sides or Angles of similar Polygons that occupy the same relative position
Polygon
A closed, flat shape with straight sides
Root
The value of a radical expression
Similar
Having the same shape, but necessarily the same size
Circumference
The perimeter of a circle
Concentric Circles
Two or more circles with a common center
Prime Factorization
To write as a product of factors; The expression of a composite number as a product of its prime factors
Prime Numbers
Counting numbers that only have two factors, the number 1 and themselves
Inscribed
A polygon whose vertices are on a circle and whose edges are within the circle
Average
The number found when the sum of two or more numbers is divided by the number of addends in the sum
LCM
The smallest whole number that is a multiple of two or more numbers
Coordinate Plane
A grid on which any point can be identified
Quadrants
Regions of a coordinate plane formed when two perpendicular number lines intersect at their origins
X-AXIS
The horizontal number line of a coordinate plane
Y-AXIS
The vertical number line of a coordinate plane
Adjacent Angles
Two angles that have a common side and a common vertex.
Proportion
A statement that shows two ratios are equal
Ratio
A comparison of two numbers by division
Vertical Angles
A pair of nonadjacent angles formed by a pair of intersecting lines.
Distributive Property
A number times the sum of two addends is equal to the sum of that same number times each individual addend
Outlier
A number in a list of data that is distant from other numbers in the list
Repetend
The repeating digits of a decimal number
Unit Multipliers
Ratios equivalent to 1 that are composed of two equivalent measures
Unit Price
The price of one unit of measure of a product
Absolute Value
The distance from the graph of a number to the number 0 on a number line
Signed numbers
Numbers that are either positive or negative
Acute Triangle
A triangle whose largest angle measures between 0 and 90 degrees
Diagonal
A line segment, other than a side, that connects two vertices of a polygon
Equilateral Triangle
A triangle which all sides are the same length
Isosceles Triangle
A triangle with at least two sides of equal measure
Obtuse Triangle
A triangle whose largest angle measures between 90 and 180 degrees
Parallelogram
A quadrilateral that has two pairs of parallel sides
Right Triangle
A triangle whose largest angle measures 90 degrees
Rhombus
A parallelogram with all four sides of different length
Scalene Triangle
A triangle with three sides of different length
Symbols of inclusion
Symbols that are used to set apart portions of an expression so that they may be evaluated first
Trapezoid
A quadrilateral with exactly one pair of parallel sides
Algebraic Addition
The combining of positive and negative numbers to form a sum
Edge
A line segment formed where two face-off a polyhedron intersect
Face
A flat surface of a geometric solid
Pi
The number of diameters equal to the circumference of a circle
Polyhedron
A geometric solid whose faces are polygons
Prism
A polyhedron with two congruent parallel bases
Vertex
A point of an angle, polygon, or polyhedron where two or more lines, rays, or segments meet
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