5th grade STAR math vocabulary review
Math terms students need to know for the STAR math test
Terms in this set (76)
An angle measuing more than 0 degrees and less than 90 degrees
Having the same size and shape
A number that is multiplied by another number to find a product
Having equal value
Reversed position or direction
vertex (vertices - plural)
A Corner; point at which two line segments, lines, or rays meet to form an angle; point where three or more faces intersect
A number that is a multiple of all denominators in a problem.
Three or more line segments in a plane that forms a closed figure. The line segments never cross but meet at their endpoints.
The answer to a multiplication problem. The result of multiplying two or more factors.
A number with exactly two factors: the number itself and one.
The difference between the least and greatest values in a set of numbers.
A triangle with sides of different lengths and no two angles are the same.
Surface space that is measured in square units.
The distance around a figure.
The distance around a circle (the perimeter of a circle).
The figure formed when two lines meet at a common endpoint called a vertex.
A number that is a factor of two or more numbers.
A line segment that passes through the center of a circle and has its endpoints on the circle. It describes how wide the circle is.
greatest common factor (GCF)
The largest single factor for two or more numbers.
A polygon with six sides.
All whole numbers (both positive and negative) and zero.
The sum of a group of numbers divided by the number of numbers. Also known as the average.
A value found by ordering a group of data from least to greatest and choosing the middle value of the group.
In a group of values, the value that occurs most often.
The top number of a fraction; how many parts of a whole or group are included in the fraction.
A polygon that has four sides.
A quadrilateral with two pairs of congruent, parallel sides.
A parallelogram with four right angles
A positive whole number with more than two factors. In other words, a number that is not prime.
The bottom number of a fraction; the total number of equal parts
A fraction with a numerator that is larger than or equal to its denominator.
least common multiple (LCM)
The smallest multiple that two or more numbers have in common
A value that combines a whole number and a fractional amount
An eight-sided polygon
Lines that do not intersect. //
The ratio of a number to 100 (per one hundred). %
Breaking down a composite number until all of the factors are prime
The likelihood that an event will occur.
A length that is half the diameter of a circle; the distance from the center to the outside of the circle
An angle that measures 90 degrees
A triangle with one right angle
order of operations
Rules that tell which steps to follow when solving an expression.
Operations that do the exact opposite of each other; they undo each other (addition and subtraction, for example)
A fraction with all common factors (other than 1) factored out of the numerator and denominator
A solid figure that has two congruent, parallel polygons as its bases. Its sides are parallelograms
A comparison of the two values of two numbers
To make a fraction easier to work with by taking out common factors. To write in lowest terms.
A unit for measuring area
The horizontal number line of a coordinate graph
The vertical number line of a coordinate graph
The value on the x-axis used to locate a point on the coordinate graph. It is the first value in an ordered pair.
The value on the y-axis used to locate a point on the coordinate graph. It is the second value in an ordered pair.
The answer to a subtraction problem.
The answer to an addition problem.
A rectangular arrangement of objects in rows and columns.
A triangle with equal sides and equal angles.
Find an approximate answer for a problem. Round the numbers before working the problem.
A whole number ending with 0, 2, 4, 6, or 8 in the ones place.
A whole number ending with 1, 3, 5, 7, or 9 in the ones place.
The answer to a division problem
The number by which a number is divided
The number to be divided in a division problem
The flat surface of a polyhedron
The measure of the amount of a substance that a container will hold
The smallest number in a set of data
The largest number in a set of data
The amount of space inside a 2-dimensional figure
An angle with a measurement greater than 90 degrees but less than 180 degrees
Circles that have the same center but radii of different lengths
Lines that meet or cross at right angles
A parallelogram whose four sides and opposite angles are congruent.
A transformation that moves all of the points of a figure the same distance in the same direction; a slide
A transformation that turns a figure around a fixed point; a spin
A transformation that produces a mirror image of a figure; a flip
left to right; parallel to the horizon
straight up and down; perpendicular to the horizon