Quiz about 8th grade math vocabulary(amoss)

Question 1

If the scale factor is 1/2 what happens to an image?

Accepted Answer

It decreases in size.

Answer

Nothing

Answer

It gets larger

Answer

It flips

Question 2

The hypotenuse of a right triangle is always

Accepted Answer

larger than the legs

Answer

the same as the legs

Answer

smaller than the legs

Answer

has no relationship with the legs

Question 3

Which variable represents the "flat fee" of a linear situation?

Accepted Answer

b

Answer

m

Answer

x

Answer

y

Question 4

Which variable in y=mx+b, represents the "rate"?

Accepted Answer

m

Answer

b

Answer

x

Answer

y

Question 5

In y=mx+b, what is the y-intercept?

Accepted Answer

b

Answer

m

Answer

x

Answer

y

Question 6

For any y-intercept, x is always...

Accepted Answer

0

Answer

negative

Answer

2

Answer

1

Question 7

In the translation, x-3, the image....

Accepted Answer

moves left

Answer

moves up

Answer

moves down

Answer

moves right

Question 8

What is an example of an x-intercept?

Accepted Answer

(3,0)

Answer

(0,3)

Answer

y = x

Answer

y = 0

Question 9

If the scale factor is less than one, the new figure will be

Accepted Answer

a reduction

Answer

an enlargement

Answer

a scale factor

Answer

bigger

Question 10

Given the term 7n, what is "7"?

Accepted Answer

coeffeicient

Answer

constant

Answer

variable

Answer

corresponding

Question 11

How would you write 4.3756 x 10⁴in standard form?

Accepted Answer

43,756

Answer

437,560,000

Answer

0.00043756

Answer

4,3756

Question 12

The rule of scientific notation is to write all exponents with a base of ____.

Accepted Answer

10

Answer

50

Answer

5

Answer

100

Question 13

Express the following in scientific notation:
.000457

Accepted Answer

4.57 x 10^-4

Answer

457 x 10⁶

Answer

457 x 10^-6

Answer

4.57 x10⁴

Question 14

What is the slope in the equation:  y=4x+3

Accepted Answer

4

Answer

3

Answer

4x

Answer

x

Question 15

What is the y-intercept in the following equation:  y=-4x-5

Accepted Answer

-5

Answer

-4

Answer

-4x

Answer

5

Question 16

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 17

Is the following linear or nonlinear?

y = x³ + 15

Accepted Answer

Nonlinear

Answer

Linear

Answer

Neither

Question 18

Is the equation linear or nonlinear?

Accepted Answer

Nonlinear

Answer

Linear

Question 19

Find the slope of this line.

Accepted Answer

m = 11

Answer

m = 1

Answer

m = 2

Question 20

Is this function linear or nonlinear?

Accepted Answer

Linear

Answer

Nonlinear

Question 21

Describe the correlation in the graph shown.

Accepted Answer

Strong Positive

Answer

Strong Negative

Answer

Weak Negative

Answer

Weak Positive

Question 22

What type of correlation does this scatter plot show?

Accepted Answer

negative

Answer

positive

Answer

no correlation

Answer

nonlinear association

Question 23

What type of correlation does this graph have?

Accepted Answer

strong positive

Answer

weak positive

Answer

none

Answer

all of the above

Question 24

What is the distance between the two points?

Accepted Answer

6.3

Answer

6.5

Answer

6.7

Answer

16

Question 25

Find the distance.

Accepted Answer

11.7

Answer

9.7

Answer

10.7

Answer

12.7

Question 26

Which of these are NOT on the line y= 3x - 1?

Accepted Answer

(-4, -11)

Answer

(5, 14)

Answer

(0, -1)

Answer

(-4, -13)

Question 27

Which of these is a solution to the equation
y = 2x - 7?

Accepted Answer

(2,-3)

Answer

(0, 7)

Answer

(3, 2)

Answer

(-4, -1)

Question 28

The Y axis is _______?

Accepted Answer

Vertical

Answer

Horizontal

Answer

criss-cross

Answer

diagonal

Question 29

_{What is the y-intercept of the line?}

Accepted Answer

y = -1

Answer

y = 1/2

Answer

y = 1

Answer

y = -1/2

Question 30

Question 30.

Accepted Answer

1/9

Answer

1/2

Answer

1/10

Answer

1/100

Question 31

Question 31.

Accepted Answer

14/99

Answer

7/50

Answer

14/9

Answer

7/45

Question 32

Question 32.

Accepted Answer

308/999

Answer

77/25

Answer

77/250

Answer

308/9

Question 33

Convert 0.444... to a fraction.

Accepted Answer

4/9

Answer

4/10

Answer

4.4/99

Answer

2/5

Question 34

Anything raised to a power of zero is always:

Accepted Answer

1

Answer

0

Answer

itself

Answer

negative

Question 35

According to exponent rules, when we multiply powers we _______ the exponents.

Accepted Answer

add

Answer

subtract

Answer

multiply

Answer

divide

Question 36

5-2

Accepted Answer

1/25

Answer

-10

Answer

1/10

Answer

-1/10

Question 37

How many solutions will this system have?

Accepted Answer

No solution

Answer

One Solution

Answer

I Don't Know

Answer

Infinitely Many Solutions

Question 38

What is the opposite of squaring a number?

Accepted Answer

square root

Answer

divide

Answer

multiply

Answer

fractions

Question 39

The Pythagorean Theorem is _____.

Accepted Answer

a²+b²=c²

Answer

a²+c²=b²

Answer

b²+c²=a²

Answer

a²-b²=c²

Question 40

In the Pythagorean Theorem, c is always the ____ number.

Accepted Answer

largest

Answer

smallest

Answer

middle

Answer

first

Question 41

Slope is ________.

Accepted Answer

Zero

Answer

Positive

Answer

Negative

Answer

Undefined

Question 42

Write the expression for the perimeter of the rectangle

Accepted Answer

6x - 6

Answer

4x + 10

Answer

8x - 8

Answer

3x - 3

Question 43

Three times the sum of 2 and e.

Accepted Answer

3(e+2)

Answer

3e+2

Answer

3(e-2)

Answer

2e+3

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