Quiz about Similar Triangles Using Parallel Lines

Question 1

Are the triangles similar?

Accepted Answer

Yes

Answer

No

Question 2

A power pole 10 m tall casts a shadow 8 meters long, at the same time that a building nearby casts a shadow 14 m long. How tall is the building?

Accepted Answer

17.5 m

Answer

9 m

Answer

15.2 m

Answer

12 m

Question 3

Are the two triangles similar?

Accepted Answer

Yes

Answer

No

Answer

Not Enough Information

Question 4

Question 4.

Accepted Answer

15

Answer

13

Answer

11

Answer

17

Question 5

Question 5.

Accepted Answer

b

Answer

a

Answer

c

Answer

d

Question 6

Find side length X.

Accepted Answer

15

Answer

16

Answer

18

Answer

2.4

Question 7

Is Line BC parallel to Line DE?

Accepted Answer

Yes, because the sides are proportional creating similar triangles

Answer

No, because the sides are not proportional therefore the triangles are not similar

Question 8

x =?

Accepted Answer

12

Answer

7

Answer

10

Answer

14

Question 9

Triangle ABC can be taken to a triangle A'B'C' using rigid motions and a dilation. Select ALL the equations that are true.

Accepted Answer

$$\frac{A$$

Accepted Answer

$$\frac{CA}{C$$

Accepted Answer

$$\frac{A$$

Answer

$$\frac{B$$

Answer

$$\frac{AC}{A$$

Question 10

Are the two triangles similar?

Accepted Answer

Yes

Answer

No

Answer

Not Enough Information

Question 11

Are the two triangles similar?

Accepted Answer

No

Answer

Yes

Answer

Not Enough Information

Question 12

Are the two triangles similar?

Accepted Answer

Yes

Answer

No

Answer

Not Enough Information

Question 13

<DBE = 90*; <BED = 75*. What is the measure of <EDB

Accepted Answer

15*

Answer

25*

Answer

35*

Answer

45*

Question 14

Find the value of X.

Accepted Answer

7

Answer

4

Answer

6

Answer

12

Question 15

Determine whether the triangles are similar by AA~, SSS~, SAS~, or not similar.

Accepted Answer

not similar

Answer

AA

Answer

SAS

Answer

SSS

Question 16

Question 16.

Accepted Answer

1:3

Answer

3

Answer

2:3

Answer

3:2

Question 17

Question 17.

Accepted Answer

4

Answer

7

Answer

12

Answer

6

Question 18

Use the information in the diagram to determine the height of the tree.

Accepted Answer

80 feet

Answer

320 feet

Answer

40 feet

Answer

160 feet

Question 19

The triangles are similar, solve for the question mark.

Accepted Answer

18

Answer

8

Answer

12.5

Answer

24

Question 20

Complete each proportion.
CB / DM = AC / ?

Accepted Answer

AD

Answer

BM

Answer

MA

Answer

BC

Similar Triangles Using Parallel Lines

20 questions

Are the triangles similar?

A power pole 10 m tall casts a shadow 8 meters long, at the same time that a building nearby casts a shadow 14 m long. How tall is the building?

Are the two triangles similar?

Find side length X.

Is Line BC parallel to Line DE?

x =?

Triangle ABC can be taken to a triangle A'B'C' using rigid motions and a dilation. Select ALL the equations that are true.

Are the two triangles similar?

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