Find the arc length. Leave your answer in terms of π.
7/4π
7/2π
1/8π
45π
16. Multiple Choice
2 minutes
1 pt
Alison is jogging on a circular track that has a radius of 140 feet. She runs along the track from point R to point N, a distance of 230 feet. Find to the nearest degree, the measure of minor arc RN.
47
74
94
123
17. Multiple Choice
1 minute
1 pt
Find the length of the bold arc.Leave pi in your answer.
5688π ft
15.8π ft
150.4π ft
54,150 ft
18. Multiple Choice
2 minutes
1 pt
Find the length of the bold arc.Leave pi in your answer.
5040πcm
2πcm
44.0cm
14π cm
19. Multiple Choice
5 minutes
1 pt
An ____ is an unbroken part of a circle consisting of two points called the endpoints and all the points on the circle between them.
adjacent
arc
algorithm
area
20. Multiple Choice
5 minutes
1 pt
A segment that connects the center of a circle with a point on the circle.
tangent
secant
diameter
radius
21. Multiple Choice
5 minutes
1 pt
A segment connecting two points on a circle that passes through the center.
diameter
radius
secant
tangent
22. Multiple Choice
5 minutes
1 pt
What is the name for the distance around a circle?
Diameter
Radius
Circumference
Chord
23. Multiple Choice
30 seconds
1 pt
Which quadrant is 230⁰ in?
I
II
III
IV
24. Multiple Choice
3 minutes
1 pt
Determine the radius of the penny
59.66 mm
9.5 mm
38 mm
119.32 mm
25. Multiple Choice
15 minutes
1 pt
What is the circumference of this circle? Round to the nearest tenth.
3.14 cm
37.7 cm
24 cm
68.4 cm
26. Multiple Choice
1 minute
1 pt
What does "circumference" mean?
Space a circle takes up
Distance around a circle
Line from one side of a circle to another
Line from center of circle to side
27. Multiple Choice
3 minutes
1 pt
Brian made a tasty burger. The diameter of the burger was 5 cm. What is the radius of the circle?
15.7 cm
10 cm
2.5 cm
31.4 cm
28. Multiple Choice
3 minutes
1 pt
A DVD has a diameter of 15 millimeters. Which equation would help you determine the circumference?
c = 15π
C = 2π15
c = 15/π
c = 15/2π
29. Multiple Choice
3 minutes
1 pt
A circle has only one radius.
True
False
30. Multiple Choice
30 seconds
1 pt
A ferris wheel has a circumference of 452 ft. While stopped at the top of the ride, you drop your cell phone, how far would it fall? Round to the nearest foot.
72 ft.
312 ft.
452 ft.
144 ft.
31. Multiple Choice
30 seconds
1 pt
If a tree’s circumference is 43.2ft, what is its diameter? Round to the nearest hundreth
21.7 ft.
6.88 ft.
24.34 ft
13.76 ft
32. Multiple Choice
30 seconds
1 pt
A bicycle wheel has a diameter of 21 inches. What is the radius of this wheel?
32.97 in.
65.94 in.
10.5 in.
42 in.
33. Multiple Choice
30 seconds
1 pt
The circumference of the Earth is 24,901 miles. How far would you have to travel to reach the center of the Earth? Round to the nearest mile.
12,450 miles
3,965 miles
7,930 miles
5,654 miles
34. Multiple Choice
30 seconds
1 pt
Does this picture show the diameter or radius of a circle?