In circle O, the radius is 4, and the measure of minor arc AB is 120 degrees. Find the length of minor arc AB to the nearest integer.
Circle Segment Area and Arc Length

Quiz
•
Mathematics
•
10th Grade
•
Hard
Anthony Clark
FREE Resource
20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
5
9
8
6
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Find the arc length. Leave your answer in terms of π.
7/4π
7/2π
1/8π
45π
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Find the area of the shaded sector of circle O. The radius is 6 inches and the central angle is 100°. Express answer to the nearest tenth of a square inch.
9.2 sq. in.
10.5 sq. in.
31.4 sq. in.
38.2 sq. in.
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Find the area of the dark blue sector shown at the left. The radius of the circle is 4 units and the length of the arc (the curved edge of the sector) measures 7.85 units. Express answer to thenearest tenth of a square unit.
0.3 square units
15.7 square units
19.7 square units
50.3 square units
5.
MATH RESPONSE QUESTION
1 min • 1 pt
The diagram shows a sector of a circle of radius 4 units, formed from an angle of size 135°.
Find the length of the arc rounded to two decimal places.
Mathematical Equivalence
ON
6.
MATCH QUESTION
1 min • 1 pt
Match the answers to the following problems.
Problem 3
Problem 2
Problem 1
Problem 4
7.
MATCH QUESTION
1 min • 1 pt
Theta
Degrees
Radian
Area of Sector
A "pie-slice" part of a circle
The distance along the arc
Arc Length
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