Free Printable Unit 8 Review

1.

What will make the statement true?

(a)

2.

Triangle ABC ~ Triangle EFG.

WHat is the perimeter of Triangle EFG?

(a)

3.

Choices: AA~ SAS~ SSS~ ASA~

(a)

4.

If Triangle AED ~ Triangle BEC, complete the statement:

$\frac{AE}{BE}=\frac{CE}{?}$

(a)

5.

If Triangle AED ~ Triangle BEC, complete the statement:

$\angle1\cong\angle?$

(a)

6.

What is the scale factor?

(a)

7.

What is the value of x?

(a)

8.

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?

a)

144 feet

b)

72 feet

c)

36 feet

9.

Using a proportion, find the height of the tree.

a)

x = 0.0625 ft.

b)

36 ft.

c)

16 ft.

10.

If ΔGFE~ΔCBE, find the value of x.

a)

x=9

b)

x=18

c)

x=36

d)

x=1.2

11.

Which proportion could be used to prove that $HJ\parallel KL$ ?

a)

$\frac{KL}{HJ}=\frac{KG}{LG}$

b)

$\frac{KH}{KG}=\frac{LG}{LJ}$

c)

$\frac{HK}{JL}=\frac{LG}{GK}$

d)

$\frac{GK}{HK}=\frac{GL}{LJ}$

12.

The Angle-Angle Similarity (AA ~) Theorem states if two angles of one triangle are _______________ to two angles of another triangle, then the triangles are ____________________.

a)

adjacent; equal

b)

complementary; scalene

c)

congruent; similar

d)

supplementary; isosceles

13.

Select the proportion that shows the Triangle Proportionality Theorem.

a)

$\frac{6}{27}=\frac{7}{x}$

b)

$\frac{6}{21}=\frac{7}{x}$

c)

$\frac{7}{6}=\frac{x}{27}$

14.

Find the value of x.

a)

10

b)

35

c)

8

d)

None of these

15.

Solve the equation for x:

a)

17

b)

16

c)

15

d)

14

16.

Solve:

a)

3

b)

4

c)

-7

d)

15

17.

Find the missing length indicated.

Write down your work.

a)

30

b)

25

c)

45

d)

50

18.

Find the missing length indicated.

a)

16

b)

8

c)

10

d)

14

19.

Solve for x.

a)

8

b)

6

c)

5

d)

-8

20.

Complete each proportion.
AB / BM = ? / CD

a)

BC

b)

AC

c)

MD

d)

MC

Unit 8 Review

Total questions: 20

Worksheet time: 1hrs 25mins

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