What is the formula for area of a circle?
Area and Circumference

Flashcard
•
Mathematics
•
6th - 8th Grade
•
Hard
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13 questions
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1.
FLASHCARD QUESTION
Front
Back
A = π × r²
2.
FLASHCARD QUESTION
Front
What is the formula for Circumference?
Back
C = π × d
3.
FLASHCARD QUESTION
Front
What is the radius of this circle? Options: 36 in, 18 in, 9 in, 8 in
Back
9 in
4.
FLASHCARD QUESTION
Front
What is the diameter of this circle? Options: 3.5 m, 3 m, 5 m, 7 m
Back
7 m
5.
FLASHCARD QUESTION
Front
Find the area of the circle below.
Back
28.26 cm²
6.
FLASHCARD QUESTION
Front
What is the circumference of this circle?
Back
37.68 cm
7.
FLASHCARD QUESTION
Front
Does this picture show the diameter or radius of a circle?
Back
Diameter
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