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Wk 29: EOL: Quiz 8.1 & 8.2

Last updated about 5 hours ago

18 questions

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Instructions

You may use your notes/formative notes/videos to help you answer these quests. Please be sure to show your work!!

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Question 1

1.

Question 2

2.

Question 3

3.

Question 4

4.

Question 5

5.

5. IF m arc AD = (18x - 51) and m arc CD = (4x + 33), find m arc CD.

Question 6

6.

6. Find the length of each bolded arc. Round to the nearest hundredth.

15
19
20.18
13.44
72.63

Question 7

7.

7. Find x=

20.18
15
13.44
72.63
19

Question 8

8.

8. Using the circle below, find each arc length. Round to the nearest hundredth.

50.82
13.44
19
72.63

Question 9

9.

9. A Ferris wheel has a diameter of 225 feet. If a passenger gets in a car and travels 38 feet when the wheel stops to let more passengers on, find the angle of rotation to the nearest degree.

20.18
72.63
13.44
50.82
15

Question 10

10.

Question 11

11.

Question 12

12.

Question 13

13.

Question 14

14.

Question 15

15.

Question 16

16.

Question 17

17.

Question 18

18.

1. Use the circle below for questions h – n. Match the term to the lengths.

g. QT

d. < RTS

f. PS

e. arc QRS

c. arc RSQ

a. QS

b. QP

h. a chord that is not a diameter

i. central angle

j. minor arc

k. diameter

l. semicircle

m. radius

n. major arc

2. Find the area and circumference. Round to the nearest hundredth.

157

9

94.25

203

72.26

706.86

23

69

337

65.32

113

Area = 

Circumference =

3. If the area of a circle is 415.48 in2, find its diameter and circumference.

113

69

337

203

94.25

23

157

72.26

706.86

9

65.32

Diameter = 

Circumference =

4. If m∠MPL = 67° , find each measure.

113

23

72.26

203

94.25

706.86

69

157

9

337

65.32

m arc KL

m arc LON

m arc OM

m arc KNL

m arc NL

337

23

203

65.32

157

94.25

72.26

69

9

113

706.86

m arc CD

50.82

Length of the bolded arc

50.82

x =

20.18

15

arc ST

arc RPT

19

Angle of rotation =

10. In circle Z, if VZ = ZW, SV = 21, and mUT = 112°, find each measure.

72

112

42

21

90

56

136

UT

WT

ST

m arc XT

m arc ST

m arc US

11. Find x =

17

105

41

24.6

10

13

7.4

71.4

53

33

6

14

6.4

14.7

75

12. m < ABC =

6.4

75

10

17

35

13

7.4

53

33

71.4

14.7

24.6

6

105

14

13. m arc WYX =

10

7.4

53

24.6

254

14

6.4

71.4

41

14.7

105

33

17

6

13

75

14. m < DEF =

10

24.6

41

53

105

6.4

14.7

13

75

17

33

71.4

6

7.4

14

15. Find each measure. Assume that all segments that appear to be tangent are tangent.               Find AC = ?

105

6.4

75

24.6

13

6

17

71.4

14.7

10

41

7.4

53

14

33

16. Find each measure. Assume that all segments that appear to be tangent are tangent.               Find ML = ?

6

7.4

13

6.4

41

17

14.7

24.6

105

71.4

75

14

10

53

33

17. Find each measure. Assume that all segments that appear to be tangent are tangent.               Find WY = ?

14

24.6

75

71.4

53

33

105

6.4

13

14.7

10

6

7.4

17

41

18. Find each measure. Assume that all segments that appear to be tangent are tangent.         Find perimeter of CDEF =?

14

53

6.4

71.4

14.7

7.4

105

6

41

10

17

24.6

75

13

33