Steven purchases a bowl. The diameter of the
bowl is 14 cm. What is the circumference of the
bowl? Use 3.14 for π
Basic Circles Area and Circumference
7th Grade
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Basic Circles Area and Circumference
Quiz
•
Mathematics
•
7th Grade
•
Hard
Anthony Clark
FREE Resource
13 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
28 cm
43.96 cm
87.96 cm
7 cm
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Cynthia wants to buy a round photo frame for her brother. The radius of the photo frame is 9 cm. What is the photo frame’s circumference? Keep your answer in terms of π
9π cm
4.5π cm
81π cm
18π cm
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Daniel wants to buy cookies for her friend. The radius of a cookie is 5 inches. What is the cookie’s circumference? Use 3.14 for π
10 in
2.5 in
15.7 in
31.4 in
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A circular swimming pool is 21 feet in diameter.
How many feet around is the pool? Use ²²⁄₇ for π
10.5 ft
42 ft
66 ft
131.95 ft
5.
MATCH QUESTION
1 min • 1 pt
Match the following definitions to the terms:
feet, cm, inches
Units of area
How much space a circle takes up
Area of a circle
The distance around a circle
Circumference of a circle
square units (units2)
Units of circumference
6.
DROPDOWN QUESTION
1 min • 1 pt
Mark has a circlular fire pit with a diameter of 5 feet. Build a brick border around the pit. Find the area of pit. Complete the statements about Mark's circular pit. To build the border, Mark needs a minimum of feet (a) The area of the pit, to the nearest square foot is (b)
16
20 sq ft
7
8
9
15
8 sq ft
79 sq ft
314 sq ft
7.
MATCH QUESTION
1 min • 1 pt
Match the formulas to the measurements indicated.
2r
To find the diameter of a circle use:
To find the radius of the circle use:
d/2
To find the circumference of a circle use:
To find the area of a circle use:
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