WorksheetsUnderstanding Circles: A Comprehensive Quiz
Total questions: 11
Worksheet time: 50mins
1-10.
Answer the questions below after watching the video
What is the radius of a circle if its diameter is 16 cm?
4 cm
16 cm
8 cm
32 cm
What is the relationship between the diameter and the radius of a circle?
Diameter is half the radius
Diameter is four times the radius
Diameter is equal to the radius
Diameter is twice the radius
If the diameter of a circle is 10 cm, what is its circumference?
5π cm
20π cm
15π cm
10π cm
A circle has a radius of 3 cm. What is its area?
12π cm²
18π cm²
6π cm²
9π cm²
Calculate the area of a sector with a central angle of 90 degrees in a circle of radius 4 cm?
2π cm²
4π cm²
π cm²
8π cm²
What is the length of the arc for a 150-degree sector in a circle with a radius of 7 inches?
28π/6 inches
14π/6 inches
21π/6 inches
35π/6 inches
What is the measure of an inscribed angle if the intercepted arc is 100 degrees?
25 degrees
100 degrees
200 degrees
50 degrees
If a chord that passes through the center of a circle is 14 cm long, what is the radius?
28 cm
3.5 cm
14 cm
7 cm
In a circle, if the inscribed angle is 30 degrees, what is the measure of the intercepted arc?
30 degrees
60 degrees
15 degrees
120 degrees
If the circumference of a circle is 56.55 units, what is the radius?
28 units
4.5 units
18 units
9 units
If a circle has a sector with an area of 78.5 cm 2 and the central angle is 150 degrees, what is the radius of the circle?
7 cm
10 cm
5 cm
14 cm
b=93 degrees
b=74 degrees
b=106 degrees
b=87 degrees
Find the measure of the arc or angle indicated.
A
B
C
D
Find the measure of the arc or central angle indicated. Assume that lines which appear to be diameters are actual diameters.
A
B
C
D
Find the length of the segment indicated. Round your answer to the nearest tenth if necessary.
A
B
C
D
Find the length of the segment indicated. Round your answer to the nearest tenth if necessary.
A
B
C
D
Find the length of the segment indicated. Round your answer to the nearest tenth if necessary.
A
B
C
D
