Area and Circumference of Circles
Authored by Anthony Clark
Mathematics
7th Grade
CCSS covered
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14 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
Steven purchases a bowl. The diameter of the
bowl is 14 cm. What is the circumference of the
bowl?
28 cm
43.96 cm
87.96 cm
7 cm
Tags
CCSS.7.G.B.4
2.
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
Tags
CCSS.7.G.B.4
3.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
Is the red line a radius or diameter of the circle?
Radius
Diameter
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
If you are given the diameter, how can you calculate the radius?
Multiply the diameter by 2
Divide the diameter by 2
Add 2 to the diameter
Subtract 2 from the diameter
Tags
CCSS.7.G.B.4
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
If my diameter is 19 inches, what is my radius?
38 inches
9.5 inches
59.66 inches
119.32 inches
Tags
CCSS.7.G.B.4
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
If my radius is 10ft, what is my diameter?
20ft
5ft
31.4ft
62.8ft
Tags
CCSS.7.G.B.4
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the area of a circle with the diameter of 10 cm ?
66 cm2
78.5 cm2
66.5 cm2
314 cm2
Tags
CCSS.7.G.B.4
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