A method used to estimate probability by selecting a
part of a larger group.
triangle A triangle with no two sides congruent.
notation A method of
expressing a number as the product of a power of
10 and a number between
(of circle) The region of a circle enclosed by two radii and the arc of the
circle cut off by the radii
Half of a circle.
A collection of distinct objects (2) Sides
(of angle) The rays which form the angle
of a figure The rays that form
an angle or the segments that form a polygon.
of an equation The
mathematical expressions to the right and to the left of the equals sign.
of Erastosthenes A method used to locate prime numbers less than a given
figures Figures that have
the same shape but not necessarily the same size.
closed curve A closed curve whose representation meets itself only once, and
that is at the beginning point
form A mixed number is in simple form if its fractional part
is expressed in lowest terms.
an expression To replace
an expression with its simplest name.
of an angle If LA
is an acute angle of a right triangle, the sine of LA sin A is the ratio of the length of the side opposite LA to the
length of the hypotenuse.
of a line The steepness
of a line; that is, of the change in the y-coordinate to the change in the
x-coordinate when moving from one point on a line to another point.
An enclosed region of space bounded by planes.
A value of a variable that makes an equation or
inequality a true sentence.
a right triangle The
process of finding the measures of the sides and angles of a right triangle.
A figure in space made up of all points equidistant from a given point.
A rectangle with all four sides congruent.
root of a number One of
the two equal factors of the number.
form A way of writing
polynomials so that like terms are combined wherever possible, and the combined
terms are arranged so that powers of the variable decrease from left to right.
The science of collecting, presenting, and interpreting data
including the range, mean, median, and mode used to analyze numerical data.
plot A data display that
lists the last digits "leaves" of the data values to the right of the
earlier digits "stems".
angle An angle with a measure of 1800
angles Two angles whose
measures have a sum of 180°.
area The total area of a solid.
, A figure is
symmetric with respect to a line if it can be folded on that line so that every
point on one side
of equations A
set of two or more equations in the same variables.
of notation The method of writing the numerals, or names of numbers
of numeration Each set of basic symbols and the rules for combining them to
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