Finding the Circumference of a Circle Using Radius and Diameter
Interactive Video
•
Mathematics
•
7th Grade
•
Hard
Lily L
FREE Resource
4 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The radius of the circle is 9cm.
C = 2πr
C = 2π9
Based on the previous steps, what should you write next?
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The radius of the circle is 9cm.
C = 2 x π x r
C = 2 x π x 9
Based on the previous steps, what is the approximation of the circumference?
Use 3.14 for π.
67.38cm
36.17cm
53.42cm
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The diameter of the circle is 12ft.
C = d x π
C = 12 x π
Based on the previous steps, what is the circumference of the circle?
Use 3.14 for π.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The diameter of the circle is 12ft.
C = d x π
C = 12 x π
Based on the previous steps, what is the circumference of the circle?
Use 3.14 for π.
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