NAME DATE PERIOD 8 Chapter 8 Test, Form 1 SCORE - Ms. Johnson's ...

NAME

DATE

8 Chapter 8 Test, Form 1

PERIOD SCORE

Copyright ? Glencoe/McGraw-Hill, a division of The McGraw-Hill Companies, Inc.

Assessment

Write the letter for the correct answer in the blank at the right of each question.

1. Find the geometric mean between 20 and 5.

A 100

B 50

C 12.5

D 10

1. D

2. Find x in F 8

G 10

ABC.

H 20 J 64

C4

x A

16

2. F

B

3. Find x in A 13

B 15

PQR.

C 16 D 60

R

5 P

Geo-Ax S07-01-860180

12

Q 3.

A

4. Find x in F 2

G 8

STU.

H 32 J 514

U

x

Geo17-AS07-002-860180 4. G

S

15

T

5. Which set of measures could represent the lengths of the sides of a right

triangle? A 2, 3, 4

B 7, 11, 14

C 8, 10, 12 D 9, 12, 15

Geo-AS07-003-860180 5. D

6. Find x in F 6

G 6 2

DEF.

7. Find y in A 7.5 3

B 15 3

XYZ.

H 6 3 J 12

C 15 D 30

F x

6

D6E

6. G

Z

yG4e5?o-1A5 S207-004-86071. 80C

X

45? Y

8. The length of the sides of a square is 10 meters. Find the length of the

diagonals of the square.

Geo-AS07-005-860180

F 10 m G 10 2 m

H 10 3 m J 20 m

8. G

9. Find x in A 5 2

B 5 3

HJK.

C 10 D 15

K 60?

5

H

x

30?

J

9. C

10. Find x in F 25

G 25 2

ABC.

H 25 3 J 100

B

Geo-ASx 07-006-860180

A 60?

30? 50

10. H

C

Chapter 8

55

Geo-AS0G7le-n0c0o7e -G8e6o0m1e8try0

NAME

DATE

PERIOD

8 Chapter 8 Test, Form 1 (continued)

Copyright ? Glencoe/McGraw-Hill, a division of The McGraw-Hill Companies, Inc.

11. Find x to the nearest tenth. A 7.3

B 17.3

C 18.4 D 47.1

67?

20

x

11. C

12. Find the measure of the angle of elevation of the Sun when a pole 25 feet tall

casts a shadow 42 feet long.

F 30.8?

G 36.5?

H 53.5?

J G5e9o.2-A? S07-009-861021. 80F

13. Which is the angle of depression in the figure at the right?

A AOT

C TOB

B AOB

D BTO

O

A

B

T

13. A

14. Find y in XYZ if mY = 36, mX = 49, and x = 12. Round to the nearest

hundreth. F 0.04

G 9.35

H 14.80

Geo-AS07-010-860180

J 15.41

14.

G

15. To find the distance between two points, A and B, on

opposite sides of a river, a surveyor measures the

distance from A to C as 200 feet, mA = 72, and

mB = 37. Find the distance from A to B. Round

your answer to the nearest tenth.

A 77.4 ft

B 201.2 ft

C 250.4 ft

C

A

B

D 314.2 ft

15. D

Geo-AS07-011-860180

16. In ABC, mA = 40, mC = 115, and b = 8. Find a to the nearest tenth.

F 12.2

G 11.3

H 5.7

J 5.3

16. F

17. Find the length of the third side of a triangular garden if two sides measure

8 feet and 12 feet and the included angle measures 50.

A 7.8 ft

B 9.2 ft

C 14.4 ft

D 146.3 ft

17. B

18. In DEF, d = 20, e = 25, and f = 30. Find mF to the nearest degree.

F 83?

G 76?

H 56?

J 47?

18. F

19. Find the component form of AB with A(2, 3) and B(-4, 6).

A -2, 9

B 2, -9

C -6, 3

D 6, -3

19. C

20. Find the magnitude of AB with A(3, 4) and B(-1, 7).

F 4, -3

G 5

H 13

Bonus In ABC, a = 50, b = 48, and c = 40. Find m A to the nearest degree.

Chapter 8

56

J 25 B:

20. G 69

Glencoe Geometry

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