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8th Grade Math Vocab Flashcards | StudBud
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8th Grade Math Vocab
8th Grade Math Vocab
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#math #8th #vocab #vocabulary #middleschool
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Answers
1
what is a domian?
the beginning number that is turned into range
a place ruled by a certain person.
2
whst is the X & Y intercept?
where a shape on a graph touches both the X & Y axis .
where a slope touches the Y or X axis on a graph.
tells you whether your coordinates are negative or not.
when coordinates of 2 ordered pairs have the same content.
3
direct proportion is...?
when the rate of 2 quantities are consistant
when the unit price is not rounded
4
which of these is a perfect square?
25
0
9
3
5
what is initial value?
the value where something starts
the value where something ends
6
relation is...?
when 1 numbers is evenly put into the other more than once
having a connection to.
7
what is a repeating decimal?
a # that has 1 # or more repeating in the same order forever
a decimal that runs in a infinity loop
a number that has a decimal that keeps going (like 12.....)
a decimal that always is telling you the same bad joke
8
true or false, a slope is the solution on a graph for what ordered pairs look like on a graph?
true
false
9
what is a mathematical origin?
a fixed point of which coordinates are measured.
where something begins
10
what is a scatter plot?
the values of 2 variables R plotted revealing a correlation
a straight line that represents data
11
which of these is range?
an area of variation between 2 numbers
the amount of times one numbers goes evenly into another
12
what is a square root?
a square hole beneath the gums that holds the tooth root
the length of one side of a square
a plant root forming a shape with 4 equal sides
a # that produces a certain amount when multiplied by itself
13
what is a mathematical equation?
a problem math had on its literature homework
who cares...it math! >:(
a work sheet of only multiple choice problems about adding
a combination of symbols that represent value
14
which of these is a terminating decimal?
pi
1.222222...
1.2222222223
3.141592654537...
15
What is mathematical association?
when 2 things are related in some way
when two points have the same x and y value
when two lines on a graph share one coordinate
when a group of points organized for a purpose
16
what is truncating?
to overstate the truth
to multiply or divide a specific number to solve an equation
shorten (something) by cutting off the top or the end
chopping down trees to make paper
17
parallel lines are...?
lines that are equaly slanted or flat
lines that are equally flat
18
which of these are in standard form?
3.497 x 10^-6
476,000,000
43.2
234,567,890,987,654,300 x 10^900
19
what is unit rate (UR) and unit price(UP)?
(UR)how many units of 1 type of amount correspond to aother
(UR)rate of a units growth in quantity
(UP) identification of price
(UP)price of a units quantity
20
in what order do these properly operate?
output,function,input
function,input,output
input,output,function
input,function,output
21
what is the line of best fit?
a straight line that best fits points of a scatter plot
a straight line that represents data on a scatter plot
22
the slope intercept form isn't where a slope on a graph intercects with an axis on a graph.
false
true
23
a two-way table...?
organizes data about categorical values
small table that only provides small amount of coordinates
24
mathematical frequency is...
a rate of which sound resonates
the rate of which a pattern occurs on a graph
what is life?
the multiple levels of data on one graph compared
25
what are rational numbers?
numbers that have a decimals that go to the thousandths
numbers that are logical (like 1.333...)(unlike 3.141592...)
numbers that you can count on your fingers
the top of the number systems social heirarchy
26
true or false? the vertical line test is a rule to use when seeing if a slope is a function.
true
false
27
what are integers?
a whole number; a number that is not a fraction.
the president of the number system
the inside workings of number symbols
negative decimals
28
what are irrational numbers?
numbers that are not logical (such as pi)
numbers that are plain ignorant
numbers at the bottom of the number systems social hierarchy
numbers without meaning of life
29
which of these is a ratio?
fractions showing data of sales records
amount showing how many times one number can be in the next
30
what is linear (L) and a non-linear (NL)?
(NL) a number that is not in its first degree
(L) another word for parallel lines
(NL) another word for unparallel lines that
(L) a number in its first degree
31
frequency distribution is when multiple graphs are made to compare data
false
true
32
An outlier is the possible coordinates of the line that are outside of the graph.
true
false
33
what is a non-real number?
numbers that are considered ghosts of the number system
a number that only exists in fictional stories
a number that when multiplied by itself is a negative number
an imaginary number
34
the y and x intercept are the coordinates where the line on a graph touches the x or y axis
false
true
35
what are the y-axis and x-axis?
The dimensions for measuring planets.
the two ways of plotting coordinates on a graph.
horizontal (X) & vertical (Y) lines on a graph for plotting.
horizontal(Y) and vertical(X) lines on a graph for plotting.
36
what is a (D) dependent variable and a (I) independent variable?
(I) something that doesn't need to
(I) a variable that is fine on its own
(D)a variable that you need to simplify to solve an equation
(I) a variable that you do not need need to simplify
37
what is a proportion?
amount of something sectioned of for making equations easy.
a number considered in comparative relation to a whole.
38
what are coincident lines?
lines that are equally flat
lines that are equally slanted
39
what are perpendicullar lines?
two equal lines in height and length
A line meeting another at a right angle, or 90
40
what is a linear equation(LE) and or linear function (LF)?
(LF) any ordered pairs that form a straight line
(LE)1 is an value from 2 variables that make a straight line
(LE) using a graph to plot information about an answer
(LF) using ordered pairs to solve equations
