Math: scott Flashcards
______ is any postive or negative whole number, including zero.
integer
______ numbers are any whole number greater than 1 that is NOT prime.
composite numbers
______ numbers include all integers, decimals, and fractions.
rational numbers
_______ numbers cannot be written as fractions or decimals because the number of decimal places is infinite.
irrational numbers
write each decimal in words:
- 06
- 6
- 0
- 06 = six hundredths
- 6 = six tenths
- 0 = six
write each decimal in words:
- 009
- 113
- 901
- 009 = nine thoughsandths
- 113 = one hundred thirteen thousandths
- 901 = nine hundred one thousandths
the top number of a fraction is called the ________
numerator
the bottom number of a fraction is called the ________.
denominator
fractions that have the same value, but are expressed differently are known as ________ fractions. (can be reduced to same fraction)
equivalent
a fraction whose denominator is greater than its numerator is known as a _________ fraction.
proper
a fraction whos numerator is greater than its denominator in known as an _______ fraction.
improper
orioer fractions have values ____ than one and improper fractions have values _____ than one.
less than
greater than
______ numbers contain an integer and a fraction.
mixed numbers
to express a percentage as a fraction, devide the percentage number by _____ abd reduce the fraction.
100
to convert a decimal to a percent, move the decimal point ____ places to the _____.
two to the right
to convert from a percent to a decimal, move ____ places to the ______.
two to the left
a numbers ______ value is the distance away from zero. (always written as |x|, always pos.)
absolute value
when you have a quantity and a rate, dividing the _______ by the ____ gives you the time.
quantity divided by rate = time
if you are graphing a greater than or less than inequality, the circle ramains _______.
open
if you are graphing and the inequality is greater than or equal to or less than or euqal to, you draw a _____ circle around the value.
closed
the _____ range is determined by the age of the oldest minus the age of the youngest
age rage
the _____ is the average of the data points.
mean
the _____ is the value in the middle of the data set
median
the ____ is the value that appears most often in the data set.
mode
the _____ of a distribution is the difference between the highest and lowest values in the distribution.
range
if a distribution has a single peak, it would be considered ______
unimodal
if a distribution has two discernible peaks, it would be considered ______
bimodal
the sum of the interior angles of any quadilateral is ______degrees
360
a quadrilateral that has exactly two pairs of opposite sides is call a ___________.
parallelogram
a _______ is traditionall a quadrilateral that has exactly one pair of parallel sides.
trapezoid
a _______ is a parallelogram with four right angles
rectangle
a _______ is a parallelogram with four congruent sides, the diagonals are perpendicular to each other.
rhombus
a _____ is a parallelogram with four right angles and four congruent sides
square
the center of circle is called _________
equidistant
the _____ is a line segment that joints the center of the circle and any one point on the circle.
radius
the ______ is a line segment that passes through the center of the cirlce and has both endpoints on the circle.
diameter
an _____ is a portion of a circle
arc
a ______ angle is an angle whose certex is the center of a circle and whos legs intercept an arc of the circle.
central anle
a _____ arc is an arc that has measures less than 180 degrees.
minor
a _____ arc is an arc having a measure of at least 180 degrees.
major
the measure of the major arc can be found by subtracting the measure of the _________ from 360 degrees.
central angle
a _____ is a line segment that has both endpoints on a circle
chord
a _____ is a line that passes through a circle and contains a chord of that circle.
secant
an ______ angle is an angle whose vertex lies on a circle and whose legs contain chords of that circle.
inscribed angle
a _____ is the portion of a circle formed by two radii and their intercepted arc.
sector
