Quiz about 8th grade 1st Semester Review

Question 1

Which type of angles equal 180 degrees?

Accepted Answer

supplementary

Answer

complementary

Answer

vertical

Answer

alternate interior

Question 2

2x= 30
Find x

Accepted Answer

15

Answer

-15

Answer

32

Answer

28

Question 3

2.35 is .....

Accepted Answer

Rational (terminating decimal)

Answer

Irrational

Answer

Rational (repeating decimal)

Answer

Rational (integer)

Question 4

43=

Accepted Answer

64

Answer

12

Answer

7

Answer

81

Question 5

The square root of a number is between 8 and 9. Which of these could be that number?

Accepted Answer

71

Answer

17

Answer

63

Answer

89

Question 6

Question 6.

Accepted Answer

27y21

Answer

3y10

Answer

3y21

Answer

27y10

Question 7

19  + a  =  -50

Accepted Answer

a =  -69

Answer

a = -950

Answer

a = -31

Answer

a = -50/19

Question 8

Solve for x:

Accepted Answer

x = 10

Answer

x = 20

Answer

x = 7

Answer

x = 3

Question 9

Figure out what n equals in this equation:
6n + 4 = -26

Accepted Answer

n= -5

Answer

n=-6

Answer

n= 8

Answer

n= -4

Question 10

4y - 4 = 16

Accepted Answer

5

Answer

3

Answer

-9

Answer

2

Question 11

3(4m + 2) = 6(2m + 1)

Accepted Answer

infinite many solutions

Answer

13

Answer

no solution

Answer

2

Question 12

11m + 3m = 44

Accepted Answer

4

Answer

56

Answer

no solution

Answer

infinite many solutions

Question 13

9m = 6(m + 4)

Accepted Answer

8

Answer

9

Answer

-9

Answer

5

Question 14

A slide is also called a _________.

Accepted Answer

Translation

Answer

Reflection

Answer

Rotation

Answer

Transformation

Question 15

A turn is also called a ___________.

Accepted Answer

Rotation

Answer

Translation

Answer

Reflection

Answer

Transformation

Question 16

Name the transformation.

Accepted Answer

Reflection

Answer

Translation

Answer

Rotation

Question 17

Translation are always _______

Accepted Answer

Congruent

Answer

Bigger

Answer

Smaller

Answer

Rotated

Question 18

What is this picture an example of?

Accepted Answer

Rotation

Answer

An angle

Answer

A cat vertex

Question 19

Describe the Transformation

Accepted Answer

Rotation

Answer

Translation

Answer

Reflection

Question 20

Determine how to translate triangle ABC to triangle A'B'C'.

Accepted Answer

left two, up 9

Answer

right two, down five

Answer

right two, down 9

Answer

left two, down 5

Question 21

Which answer shows a reflection across the y-axis?

Accepted Answer

d

Answer

a

Answer

b

Answer

c

Question 22

Reflecting over the y-axis changes the sign of the ____-_____________.

Accepted Answer

x-coordinate

Answer

x-axis

Answer

y-coordinate

Answer

none of the above

Question 23

Reflections over the x-axis change the sign of the ____-__________.

Accepted Answer

y-coordinate

Answer

x-coordinate

Answer

y-axis

Answer

x-axis

Question 24

Dilate Point A by a scale factor of 1/2

Accepted Answer

(-1,-1)

Answer

(-4,-4)

Answer

(-1,-4)

Answer

(-2,-2)

Question 25

Enlargement or reduction?  Find the scale factor!

Accepted Answer

It's a reduction; the scale factor is 1/2.

Answer

It's a reduction; the scale factor is 2.

Answer

It's an enlargement; the scale factor is 2.

Answer

It's an enlargement; the scale factor is 1/2.

Question 26

Dilate the figure by a scale factor of 3 with the origin as the center of dilation. What are the coordinates of the image?
A(3,3) B(6,6) C(9,3)

Accepted Answer

A'(9,9) B'(18,18) C'(27,9)

Answer

A'(6,6) B'(9,9) C'(12,6)

Answer

A'(0,0) B'(3,3) C'(6,0)

Answer

A'(1,1) B'(2,2) C'(3,1)

Question 27

A dilation produces a similar figure

Accepted Answer

True

Answer

False

Question 28

A dilation is which of the following:

Accepted Answer

Either an enlargement or a reduction

Answer

only an enlargement

Answer

only a reduction

Answer

Neither an enlargement or a reduction

Question 29

State the angle relationship and find the measure of angle 1

Accepted Answer

Corresponding
110

Answer

Alternate Exterior
110

Answer

Corresponding
70

Answer

Alternate Exterior
70

Question 30

State the angle relationship and find the measure of angle 1

Accepted Answer

Alternate Interior
37

Answer

Alternate Interior
143

Answer

Corresponding
143

Answer

Corresponding
37

Question 31

What word describes line Z?

Accepted Answer

Transversal

Answer

Parallel

Answer

Corresponding

Answer

Same side interior

Question 32

Name the angle relationship.

Accepted Answer

Alternate Exterior

Answer

Alternate Interior

Answer

Corresponding

Answer

Vertical Angles

Question 33

Angle 1 = 27^oFind the measure of angle 2

Accepted Answer

27o

Answer

153o

Answer

63o

Answer

90o

Question 34

In a triangle, how many total degrees are there?

Accepted Answer

180 degrees

Answer

100%

Answer

it varies

Answer

360 degrees

Question 35

Find the measure of the indicated angle.

Accepted Answer

45

Answer

95

Answer

85

Answer

35

Question 36

Find the measure of angle D.

Accepted Answer

40 degrees

Answer

140 degrees

Answer

16 degrees

Answer

90 degrees

Question 37

Which of the following angles are remote interior angles to angle d?

Accepted Answer

Angle a and Angle b

Answer

Angle b and Angle c

Answer

Angle a and Angle c

Answer

Angle a and Angle b and Angle c

Question 38

What is the measure of angle b?

Accepted Answer

36o

Answer

56o

Answer

63o

Answer

117o

Question 39

Find the measure of the indicated angle.

Accepted Answer

102

Answer

145

Answer

113

Answer

78

Question 40

Anything raised to a power of zero is always:

Accepted Answer

1

Answer

0

Answer

itself

Answer

negative

Question 41

Which is equivalent to 2⁴

Accepted Answer

16

Answer

8

Answer

20

Answer

12

Question 42

What is it called when you go from this form to this next form?
0.0088 to 8.8 x 10³

Accepted Answer

Standard form to scientific notation

Answer

Scientific notation to regular form

Answer

Scientific notation to standard form

Answer

Standard form to regular form

Question 43

Write in standard form:
8 x 10⁴

Accepted Answer

80,000

Answer

8,000

Answer

.00008

Question 44

How would you write 4.3756 x 10⁴in standard form?

Accepted Answer

43,756

Answer

437,560,000

Answer

0.00043756

Answer

4,3756

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