Free Printable Math 8 Module 3 Cumulative Review Quizizz

Worksheets

Math 8 Module 3 Cumulative Review Quizizz

Total questions: 56

Worksheet time: 3hrs 6mins

Name

Class

Date

If the scale factor is less than one, but greater than 0, the new figure will be:

an enlargement

a reduction

a scale factor

a triangle

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

a reduction

an enlargement

a scale

not proportional

If an image was created by dilating the pre-image by $\frac{2}{7}$ , what could we dilated the image by to map it onto the pre-image?

2/7

7/2

Triangle A'B'C' is 4 times the size of triangle ABC. If we wanted to dilate triangle A'B'C' so that it maps onto triangle ABC, what scale factor should we use?

1/4

1/2

How are the side lengths in two similar figures related?

Exactly the same

Multiplied by a factor of k

Multiplied by a factor of k²

Multiplied by a factor of k³

How are the angle measures in two similar figures related?

Exactly the same

Multiplied by a factor of k

Multiplied by a factor of k²

Multiplied by a factor of k³

If this triangle was drawn using the Fundamental Theorem of Similarity, what would we know about segment DE and segment AB?

They are parallel

They are the same length

They are congruent

They are perpendicular

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)

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

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

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

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

State the coordinate of the image of the given point B (-10,-6) under a dilation with center at the origin with the given scale factor k = 1/2.

(5,3)

(20,12)

(-20,-12)

(-5,-3)

11.

The point (8, 12) was dilated to become point (2, 3). What was the scale factor?

11.

The point (8, 12) was dilated to become point (2, 3). What was the scale factor?

12.

How do you write the algebraic notation when the scale factor is 3?

(x, y) goes to (1/3x, 1/3y)

(x, y) goes to (-3x, -3y)

(x, y) goes to (x + 3, y + 3)

(x, y) goes to (3x, 3y)

13.

Dilate Point B by a scale factor of 3:

(12,0)

(12,12)

(4,3)

(0,12)

14.

Dilate Point B by a scale factor of 1/2

(1.5,-4)

(-1.5,1)

(-1,-1.5)

(-2,-2)

15.

If we dilate point C by a factor of 3 with P as the center of dilation, how far away would point C be from point P?

Not enough information

16.

What do we know about the distance from O to B and the distance from B to B'?

They are congruent

They are proportional

They are each 1.25 inches long

They are parallel

17.

What sequence of transformations will get you from shape ABC to shape A'B'C' in two steps?

Reflection, then Translation

Rotation, then Dilation

Reflection, then Rotation

Dilation, then Reflection

18.

What sequence of transformations will get you from shape ABC to shape A'B'C' in two steps?

Reflection, then Translation

Rotation, then Dilation

Reflection, then Rotation

Dilation, then Reflection

19.

To get from shape A'B'C' to shape ABC we would have to dilate by scale factor of __________ then reflect over a ______________ line

1/2, vertical

2, vertical

2, horizontal

1/2, horizontal

20.

What sequence of transformations will get you from shape I to shape II?

Dilation, 180 degree rotation

Dilation, 90 degree rotation counterclockwise

Translation, 180 rotation

Translation, 90 degree rotation clockwise

21.

If triangle LMN is similar to triangle OPQ and triangle OPQ is similar to triangle XYZ, what relation can we use to say triangle LMN is similar to triangle XYZ?

Transitive

Symmetrical

Congruent

Proportional

22.

If triangle LMN is similar to triangle OPQ and triangle OPQ is similar to triangle LMN, what relation can we say similarity has?

Transitive

Symmetrical

Congruent

Proportional

23.

Which triangles are similar to triangle A?

Both

None

24.

Which triangles are similar to triangle A?

Both

None

25.

If the triangles are similar, state why.

SAS

SSS

Not similar

26.

Give the reason for similarity

SAS

SSS

Not similar

27.

How many sets of corresponding angles must we show are congruent in order to prove that two triangles are similar?

All 3, and also we need to know all of the corresponding sides are proportional.

28.

Pentagon JKLMN is similar to pentagon VWXYZ.
What is the measurement of angle X?

30 degrees

60 degrees

150 degrees

120 degrees

29.

Triangle ABC is similar to triangle FGH.
What is the value of x in centimeters?

22.5 cm

8 cm

10.8 cm

30 cm

30.

The two parallelograms above are similar.
What is the length in inches of line segment PQ?

40 in.

34 in.

38 in.

14 in.

31.

If triangles ADE and ABC shown in the figure above are similar, what is the value of x?

32.

Solve for x.

x = 5

x = 3

x = 14

x = 1

33.

The triangles are similar, solve for the question mark.

12.5

34.

ΔSQR∼ΔSPT. Which choice below lists two corresponding sides?

SP and SR

QS and PT

PS and RS

TP and RQ

35.

Choose the similarity statement for the triangles.

ΔMNL ∼ ΔOPQ

ΔNOM ∼ ΔPQL

ΔLMN ∼ ΔPQO

ΔMLN ∼ ΔPQO

36.

What is the similarity statement for the triangle pair?

ΔXYZ~ΔNEW

ΔXZY~ΔNWE

ΔZYX~ΔENW

ΔYZX~ΔNWE

37.

Are the following similar? Why or why not?

Yes, they have a set of congruent corresponding sides.

No, because 6 + 4 = 10, but 2 + 6 = 8.

No, the ratios of the corresponding sides are not equal.

Yes, they are both trapezoids.

38.

Are the following similar? Why or why not?

Yes, the corresponding angles are proportional and the corresponding sides are proportional.

No, the corresponding angles are not equal.

No, the ratios of the corresponding sides are not equal.

Yes, the corresponding angles are congruent and the corresponding sides are proportional.

39.

ABC and DEF

ABC and GHI

DEF and GHI

None

40.

JKL and MNO

JKL and PQR

MNO and PQR

None

41.

What is the scale factor from the smaller quadrilateral to the larger?

scale factor = 4

scale factor = 10

scale factor = 3

scale factor = 2

42.

What is the scale factor from the large triangle to the small triangle?

1/2

2/3

3/4

43.

What is the scale factor?

1/2

7/3

10/3

44.

What is the scale factor from Figure 1 to Figure 2?

1/2

45.

To find the height of a very tall pine tree, you place a mirror on the ground and stand where you can see the top of the pine tree. How tall is the tree?

144 feet

72 feet

36 feet

46.

Click to see image.

47.

Click to see question.

100 ft.

33.5 ft.

536 ft.

1206 ft.

48.

Marvin's son is 3 ft tall. He casts a shadow of 1 foot. Marvin casts a shadow of 2.5 ft. How tall is Marvin?

3 ft

7.5 ft

1.2 ft.

0.8 ft.

49.

Find the length of the missing side.

25 cm

42 cm

52 cm

48 cm

50.

You need a ladder that will reach up a 25 foot tall house when placed 10 feet away from the house. How tall does the ladder need to be?

25 feet

26 feet

27 feet

28 feet

51.

Find the length of the missing side.

20 in.

68 in.

16 in.

80 in.

52.

Find the length of the missing side.

48 in.

52 in.

16 in.

24 in.

53.

Given the 3 lengths of a triangle are 6 in, 8 in and 10 in. Will this make a right triangle?

yes

54.

Alan made a small four-sided table for his office. The opposite sides of the table are 27 inches long and 36 inches long. If the diagonal of the table measures 40 inches, does the table have right angles at the corners? Why or why not?

Yes, because it's a rectangle and rectangles have 90 degree angles in the corners

Yes, because 27 and 36 are less than 40

No, because 27²+36² does not equal 40²

No, because 27+36 does not equal 40

55.

Do these 3 side lengths form a right triangle?
13, 80, and 81?

yes

56.

If three sides of a right triangle are 9, 40, and 41, which side is the hypotenuse?

Reset

Math 8 Module 3 Cumulative Review Quizizz

Total questions: 56

Worksheet time: 3hrs 6mins

Similar Resources on Wayground