Quiz about 8th Vocabulary (Model 1,2,3,4&5))

Question 1

Proportional relationships

Accepted Answer

having the same a constant rate

Accepted Answer

straight line that

passes through the origin

Accepted Answer

y=xa

Question 2

Transformations

Accepted Answer

is the mapping, or movement, of a figure on a plane.

translation, reflection and rotation

Answer

a special type of transformation that preserves the size and shape of each figure.

Question 3

Rigid Motion

Accepted Answer

a special type of transformation that preserves the size and shape of each figure.

Answer

is the mapping, or movement, of a figure on a plane.

translation, reflection and rotation

Question 4

Translation

Accepted Answer

a rigid motion transformation that slides each point of a figure the same distance and direction along a line.

Answer

is a rigid motion transformation that flips a figure across a line of reflection.

Answer

is a rigid motion transformation that turns or spins a figure on a plane

Answer

a special type of transformation that preserves the size and shape of each figure.

Question 5

Reflection

Accepted Answer

is a rigid motion transformation that flips a figure across a line of reflection.

Answer

a rigid motion transformation that slides each point of a figure the same distance and direction along a line.

Answer

is a rigid motion transformation that turns or spins a figure on a plane

Answer

a special type of transformation that preserves the size and shape of each figure.

Question 6

Rotation

Accepted Answer

is a rigid motion transformation that turns or spins a figure on a plane

Answer

a rigid motion transformation that slides each point of a figure the same distance and direction along a line.

Answer

is a rigid motion transformation that flips a figure across a line of reflection.

Answer

a special type of transformation that preserves the size and shape of each figure.

Question 7

line of reflection

Accepted Answer

across

x-axis or y-axis

Answer

move

left, right

up, down

Answer

from the origin

Question 8

center of rotation

Accepted Answer

from the origin

Answer

across

x-axis or y-axis

Answer

move

left, right

up, down

Question 9

Pre-image

Accepted Answer

The original figure on the pl

Answer

the new figure that results from a transformation.

Question 10

Image

Accepted Answer

the new figure that results from a transformation.

Answer

The original figure on the pl

Question 11

scale factor

Accepted Answer

reduces or enlarges all of the dimensions of a figure based on the ratio of the original figure to the new figure.

Answer

less than 1

Answer

greater than 1

Answer

equal to 1

Question 12

scaling up

Accepted Answer

greater than 1

Answer

reduces or enlarges all of the dimensions of a figure based on the ratio of the original figure to the new figure.

Answer

less than 1

Answer

equal to 1

Question 13

scaling down

Accepted Answer

less than 1

Answer

reduces or enlarges all of the dimensions of a figure based on the ratio of the original figure to the new figure.

Answer

greater than 1

Answer

equal to 1

Question 14

center of dilation

Accepted Answer

a reference point used to scale the dilation of a figure in mathematics

Answer

a number or ratio that describes how much a shape has been enlarged or reduced

Answer

a transformation that produces figures that are the same shape as the original figure, but not necessarily the same size.

Question 15

Remember, a __________ is a line that intersects two or more lines.

Accepted Answer

transversal

Answer

parallel

Answer

perpendicular

Question 16

Remember, lines that never intersect are call __________ lines.

Accepted Answer

parallel

Answer

transversal

Answer

perpendicular

Question 17

Identify the pair of angles

Accepted Answer

Vertical

Congruent

Answer

Adjacent

Supplementary

Answer

Corresponding

Congruent

Answer

Interior

Congruent

Answer

Exterior

Congruent

Question 18

Identify the pair of angles

Accepted Answer

Adjacent

Supplementary

Answer

Vertical

Congruent

Answer

Corresponding

Congruent

Answer

Interior

Congruent

Answer

Exterior

Congruent

Question 19

Identify the pair of angles

Accepted Answer

Corresponding

Congruent

Answer

Vertical

Congruent

Answer

Adjacent

Supplementary

Answer

Interior

Congruent

Answer

Exterior

Congruent

Question 20

Identify the pair of angles

Accepted Answer

Interior

Congruent

Answer

Vertical

Congruent

Answer

Adjacent

Supplementary

Answer

Corresponding

Congruent

Answer

Exterior

Congruent

Question 21

Identify the pair of angles

Accepted Answer

Exterior

Congruent

Answer

Vertical

Congruent

Answer

Adjacent

Supplementary

Answer

Corresponding

Congruent

Answer

Interior

Congruent

Question 22

A relationship in which the ratios being compared are equivalent

Accepted Answer

Proportional Relationships

Answer

Constant of Proportionality

Answer

Independent Variable

Answer

Complex Fractions

Question 23

Is the comparison to one unit.

Accepted Answer

Unit Rate

Answer

Percent

Answer

Non-proprtional

Answer

Rate

Question 24

The relationship between two ratios with a rate or ratio that is not constant.

Accepted Answer

Non-proportional

Answer

Proportional

Answer

Scaling

Answer

Percent

Question 25

The graph of a proportional relationship has two characteristics.

Accepted Answer

a straight line that passes through (0, 0)

Answer

a line that passes through (0, 1)

Answer

a curved line that passes through (0, 0)

Answer

a curved line that passes through (0, 1)

Question 26

How do you find the constant of proportionality?

Accepted Answer

y/x

Answer

x/y

Answer

xy

Answer

yx

Question 27

A proportional relationships has an equation in the form of ______________.

Accepted Answer

y = kx

Answer

k = yx

Answer

x = yk

Answer

y/x

Question 28

The point where the x-axis and y-axis of a coordinate plane intersect; the point (0,0)

Accepted Answer

origin

Answer

original

Answer

opinion

Answer

option

Question 29

What is the equation of a line with a slope of 4 and a y-intercept of 2?

Accepted Answer

y = 4x + 2

Answer

y = -4x + 2

Answer

y = -2x + 4

Answer

y = 2x + 4

Question 30

Write the equation for the line in slope-intercept form.

Accepted Answer

y= 4x+3

Answer

y= -1x+3

Answer

y=1/4x+3

Answer

y= -4x+3

Question 31

Which equation matches the table?

Accepted Answer

y = 5x

Answer

y = x + 4

Answer

y = x - 4

Answer

y = x + 16

Question 32

Which equation matches the table?

Accepted Answer

y = x + 3

Answer

y = -2 + x

Answer

y = x - 3

Answer

y = x - 2

Question 33

What is this method call

Accepted Answer

A mapping represents two sets of objects or items. Arrows connect the items to represent a relationship between them.

Answer

A set is a collection of numbers, geometric figures, letters, or other objects that have some characteristic in common.

Answer

The vertical line test is a visual method used to determine whether a relation represented as a graph is a function.

Question 34

What is this method call

Accepted Answer

The vertical line test is a visual method used to determine whether a relation represented as a graph is a function.

Answer

A mapping represents two sets of objects or items. Arrows connect the items to represent a relationship between them.

Answer

A set is a collection of numbers, geometric figures, letters, or other objects that have some characteristic in common.

Question 35

The X-axis is also known as the..

Accepted Answer

Independent variable

Accepted Answer

Input

Accepted Answer

domain

Answer

dependent variable

Answer

range

Question 36

The Y-axis is also known as the..

Accepted Answer

dependent variable

Accepted Answer

output

Accepted Answer

range

Accepted Answer

domain

Answer

Independent variable

Question 37

Define Bivariate

Accepted Answer

When you collect information about two separate characteristics for the same person, thing, or event

Answer

The data values are arranged in such a way that, a line going through the scatter plot with most of the points being close to the line.

Answer

A point that varies greatly from the overall pattern of the data.

Answer

The relationships seen in scatter plots

Question 38

Define Outlier

Accepted Answer

A point that varies greatly from the overall pattern of the data.

Answer

The data values are arranged in such a way that, a line going through the scatter plot with most of the points being close to the line.

Answer

When you collect information about two separate characteristics for the same person, thing, or event

Answer

The relationships seen in scatter plots

Question 39

Define Linear Association

Accepted Answer

The data values are arranged in such a way that, a line going through the scatter plot with most of the points being close to the line.

Answer

A point that varies greatly from the overall pattern of the data.

Answer

When you collect information about two separate characteristics for the same person, thing, or event

Answer

The relationships seen in scatter plots

Question 40

Is the relation a function? Why.

Accepted Answer

No, because the x-value 11 has two y-values pair with it.

Answer

Yes, because the x-value 11 has two y-values pair with it.

Answer

Yes, because each x-value has only one y-value paired with it.

Answer

No, because each x-value has only one y-value paired with it.

Question 41

Is this graph a function or not a function?

Accepted Answer

Function

Answer

Not a Function

Question 42

Which best describes the association shown in the scatter plot?

Accepted Answer

Negative Association

Answer

Positive Association

Answer

No Association

Question 43

Which best describes the association shown in the scatter plot?

Accepted Answer

No Association

Answer

Positive Association

Answer

Negative Association

Question 44

Which best describes the association shown in the scatter plot?

Accepted Answer

No Association

Answer

Positive Association

Answer

Negative Association

Question 45

Which best describes the association shown in the scatter plot?

Accepted Answer

Positive Association

Answer

Negative Association

Answer

No Association

Question 46

What type of association?

The temperature outside and the amount of ice cream sales.

Accepted Answer

Positive association

Answer

Negative association

Answer

No correlation

Question 47

What type of association?

The outside temperature and the amount of layers you wear.

Accepted Answer

Negative association

Answer

Positive association

Answer

No correlation

Question 48

What is the first step when calculating the Mean Absolute Deviation?

Accepted Answer

Find the mean of the data

Answer

Find the distance each value is from the mean

Answer

Find the mean of the distances

Question 49

What is the second step when calculating the Mean Absolute Deviation?

Accepted Answer

Find the distance each value is from the mean

Answer

Find the mean of the distances

Answer

Find the mean of the data

Question 50

What is the third step when calculating the Mean Absolute Deviation?

Accepted Answer

Find the mean of the distances

Answer

Find the distance each value is from the mean

Answer

Find the mean of the data

Question 51

What is the definition of the Mean Absolute Deviation?

Accepted Answer

A data set is the average distance between each data value and the mean

Answer

The average of the numbers

Answer

The difference between the lowest and highest values

Answer

The "middle" value in the list of numbers

Question 52

Find the Mean Absolute Deviation: (MAD)

10, 9, 3, 8, 10.

Accepted Answer

2

Answer

3

Answer

5

Answer

1

Question 53

The goal of solving a one, two, or multi-step equations is to:

Accepted Answer

Find the value of the variable

Answer

Find the constant

Answer

Find the coefficient

Answer

Get rid of the variable

Question 54

What is step 1 for solving equations with variables on both sides

Accepted Answer

simplify by combining like terms

Answer

move the variables to one side of equations

(smaller coefficient)

Answer

add or subtract the constants undo or remove

Answer

multiply or divide the coefficientsundo or remove

Question 55

What is step 2 for solving equations with variables on both sides

Accepted Answer

move the variables to one side of equations

(smaller coefficient)

Answer

simplify by combining like terms

Answer

add or subtract the constants undo or remove

Answer

multiply or divide the coefficients undo or remove

Question 56

What is step 3 for solving equations with variables on both side.

Accepted Answer

add or subtract the constants undo or remove

Answer

move the variables to one side of equations

(smaller coefficient)

Answer

simplify by combining like terms

Answer

multiply or divide the coefficients undo or remove

Question 57

What is step 4 for solving equations with variables on both side.

Accepted Answer

multiply or divide the coefficients undo or remove

Answer

move the variables to one side of equations

(smaller coefficient)

Answer

simplify by combining like terms

Answer

add or subtract the constants undo or remove

Question 58

5x - 14 = 8x + 4

Accepted Answer

x = -6

Answer

x = 6

Answer

x = -18/13

Answer

x = 10/3

Question 59

-5k + 10 = -2k - 14

Accepted Answer

8

Answer

-8

Answer

2

Answer

-2

Question 60

What property must you do to eliminate the parentheses in an equation?

Accepted Answer

Distributive Property

Answer

Multiplication Property

Answer

Associative Property

Answer

Commutative Property

Question 61

The two sides of a right triangle that form the right angle; the two smaller sides of a right triangle

Accepted Answer

Leg

Answer

Square Root

Answer

Hypotenuse

Answer

Squaring

Question 62

multiplying a number by itself; opposite of square rooting a number

Accepted Answer

Squaring

Answer

Square Root

Answer

Pythagorean Triple

Answer

Theorem

Question 63

The side opposite the right angle in a right triangle; the longest side in a right triangle

Accepted Answer

Hypotenuse

Answer

Square Root

Answer

Leg

Answer

Pythagorean Theorem

Question 64

A triangle that has a 90 degree angle.

Accepted Answer

Right Triangle

Answer

Obtuse Triangle

Answer

Acute Triangle

Answer

Similar Triangle

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