Circles: Area and Circumference Review
Flashcard
•
Mathematics
•
7th Grade
•
Practice Problem
•
Hard
Standards-aligned
Wayground Content
FREE Resource
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15 questions
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1.
FLASHCARD QUESTION
Front
What is the formula for the circumference of a circle?
Back
Circumference = 2 x Pi x Radius
Tags
CCSS.7.G.B.4
2.
FLASHCARD QUESTION
Front
What is the diameter of a circle?
Back
The diameter is twice the radius of the circle.
Tags
CCSS.7.G.B.4
3.
FLASHCARD QUESTION
Front
If the radius of a circle is 8 cm, what is the diameter?
Back
16 cm
Tags
CCSS.7.G.B.4
4.
FLASHCARD QUESTION
Front
If the radius of a circle is 10 cm, what is the circumference?
Back
Circumference = 2 x Pi x 10 = 62.83 cm (approximately)
Tags
CCSS.7.G.B.4
5.
FLASHCARD QUESTION
Front
If the circumference of a circle is 50.24 cm, what is the radius?
Back
Radius = Circumference / (2 x Pi) = 50.24 / (2 x 3.14) = 8 cm (approximately)
Tags
CCSS.7.G.B.4
6.
FLASHCARD QUESTION
Front
What is the formula for the area of a circle?
Back
Area = Pi x Radius^2
Tags
CCSS.7.G.B.4
7.
FLASHCARD QUESTION
Front
If the radius of a circle is 5 cm, what is the area?
Back
Area = Pi x 5^2 = 78.54 cm^2 (approximately)
Tags
CCSS.7.G.B.4
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