what is the circumference of this circle ?
Circumference and Area of Circle Formulas

Quiz
•
Mathematics
•
7th Grade
•
Hard
Anthony Clark
FREE Resource
20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
3.14 cm
37.68 cm
24 cm
68.4 cm
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A cruise ship has a large, circular window. It has a diameter of 6 meters. What is the window's area?
31.25 m2
29.55 m2
30.36 m2
28.26 m2
3.
MULTIPLE SELECT QUESTION
1 min • 1 pt
What are the formulas for circumference of a circle?
C = π r
C = π d
C = 2 π r
C = 2 π d
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
How do you find the area of a circle?
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
25.12 inches
12.56 inches
50.24 inches
31.4 inches
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Find the area of this Semicircle with a diameter of 18 cm
254.34 cm
127.17 cm
56.52 cm
28.26 cm
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Find the perimeter of the semicircular region. Round your answer to the nearest hundredth.
23.13 m
28.26 m
14.13 m
56.52 m
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