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Math Anchors

A triangle that has each angle measuring less than 90 degrees. Acute Triangle
Angles that share a common side and common vertex and do not overlap. Adjacent Angles
A pair of angles located outside a set of parallel lines and on opposite sides of the transversal. Alternative Exterior Angles
A pair of angles located between a set of parallel lines and on opposite sides of the transversal. Alternate Interior Angles
A graphic method for showing a summary of data using median, quartiles and extremes of data. Box-and-Whisker Plot
Two angles whose measures add together, equal 90 degrees. Complimentary Angles
An event made up of two or more simple events. Compound Event
A two-dimensional system in which the coordinates of a point are its distances from both a horizontal and a vertical line called the axes. The pairs of numbers are called ordered pairs. Coordinate Plane/Graph
When a transversal intersects two lines, corresponding angles are on the same side of the transversal and on the same side of the given lines. Corresponding Angles
Angles in the same relative position in similar or congruent figures. Corresponding Angles
A triangle whose sides are all the same length. Equilateral Triangle
A statement of probability based on the results of a series or trials. Experimental Probability
Two events in which the outcome of one event does not affect the outcome of the other event. Independent Events
A triangle that has exactly two congruent sides. Isosceles Triangle
An equation whose graph in a coordinate plane is a straight line. Linear Function
Two events that cannot occur at the same time. Mutually Exclusive Events
A two-dimensional shape that can be folded to create a three-dimensional figure. Net
A triangle with one angle that measures more than 90 degrees. Obtuse Triangle
Rules describing what sequence to use in evaluating expressions.Parenthesis PleaseExponents ExcuseMultiplication* MyDivision* DearAddition* AuntSubtraction* Sally* From Left to Right Order of Operations
The product of an integer multiplied by itself.2 X 2 = 43 X 3 = 94 X 4 = 165 X 5 = 256 X 6 = 367 X 7 = 498 X 8 = 649 X 9 = 81 Perfect Square
Possible orders or arrangements of a set of items.A B CA C BB A CB C AC A BC B A Permutation
A three dimensional solid that has two congruent and parallel faces that are polygons. The remaining faces are rectangles. They are named by their bases. Prism
An equation showing that two ratios are equal. Proportion
The formula for finding the length of a side of a right triangle when the lengths of two sides are given. Pythagorean Theorem
A triangle with no congruent sides. Scalene Triangle
A graph with points plotted to show a relationship between two variables. Scatter Plot
A form of writing very large or very small numbers greater than or equal to 1 and less than 10 multiplied by a power of ten.4.7 X 10 = 4,700,000,000 Scientific Notation
Data display that shows groups of data arranged by place value.Stem Leaf6 2 4 87 0 4 5 6 68 0 1 5 89 1 2 3 5 6 96 2 = 62 Stem and Leaf plot
Two angles whose measures when added together equal 180 degrees. Supplementary Angles
Sum of the areas of all of the faces of a three dimensional figure. Surface Area
Statement of the probability of an event without doing an experiment or analyzing data.Number of Favorable OutcomesNumber of Possible Equally Likely Outcomes Theoretical Probability
Pair of opposite congruent angles formed when two lines intersect. Vertical Angles
A line segment whose end points are on a circle. Chord
The distance around a circle. Circumference
A whole number having more than two factors.241 X 242 X 123 X 84 X 6 Composite Number
Line segment that has end points on a circle and passes through the center of the circle. Diameter
A way to write numbers that shows the value of each digit.4,372 = 4,000 + 300 + 70 + 2 Expanded Notation
Largest Factor that two or more numbers have in common.24: 1, 2, 3, 4, 6, 8, 12, 2418: 1, 2, 3, 6, 9, 18 Greatest Common Factor
A polygon with 7 sides. Heptagon
A bar graph in which the labels for the bars are numerical intervals. Histogram
Longest side of a right triangle which is also the side opposite the right angle. Hypotenuse
The least common multiple of the denominators in two or more fractions. Least Common Denominator
The smallest number other than zero that is a common multiple of two or more numbers.7: 7,14,21,28,35,426: 6,12,18,24,30,36,42 Least Common Multiple
either of the two sides that form the right angle in a right triangle. Leg (of a right triangle)
A graph showing the frequency of data on a number line. Line Plot
A polygon with nine sides Nonagon
A flat surface that extends infinitely in all directions. Plane
A whole number that has exactly two factors. 1 and itself.1: 1X22: 1X23: 1X35: 1X57: 1X711: 1X1113: 1X13 Prime Number
4 regions of a coordinate plane that are separated by the axes. Quadrant
A line segment that has one end point on a circle and the other end point at the center of the circle. Radius
The difference between the greatest and least number in a set of data.{3, 4, 5, 5, 7, 8, 9}9-3=6The range is 6. Range
Ratio that compares two quantities having different units.16 Miles/Gallon33 Feet/Second65 Kilometers/Hour Rate
Comparison of two numbers using division.6 Girls7 Boys Ratio
Polygon that has all sides congruent and all angles congruent. Regular polygon
Decimal that has a repeating sequence of numbers after the decimal point.6.33333333…752.898989…21.456456… Repeating Decimal
Polygons that have the same shape, but not neccisarily the same size. Corresponding sides of similar polygons are proportional. Similar Ploygons
Angle with a measure of 180 degrees. Straight Angle
Decimal that contains a finite number of digits.0.689.5324.67 Terminating Decimal
Moving of a figure by a translation (slide), rotation (turn), or reflection(flip). Transformation
Price of a single item or amount. Unit Price
Rate with the second term being one unit. Unit Rate
Diagram that shows relationships among sets of objects. Venn diagram
Any of the numbers 0, 1, 2, 3, 4, … Whole number
Horizontal number line on a coordinate plane. X-axes
Vertical number line on a coordinate plane. Y-Axes
Created by: dianamcmullen