What is the formula for the area of a circle?
Area & Perimeter Review
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Mathematics
•
9th - 12th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
2.
FLASHCARD QUESTION
Front
How do you calculate the circumference of a circle?
Back
3.
FLASHCARD QUESTION
Front
What is a sector of a circle?
Back
A sector is a portion of a circle enclosed by two radii and the arc between them.
4.
FLASHCARD QUESTION
Front
How do you find the area of a sector?
Back
5.
FLASHCARD QUESTION
Front
What is the relationship between the radius and the area of a circle?
Back
The area of a circle increases with the square of the radius; doubling the radius increases the area by a factor of four.
6.
FLASHCARD QUESTION
Front
If a circle has an area of 64π in², what is its radius?
Back
7.
FLASHCARD QUESTION
Front
What is the formula for the area of a rectangle?
Back
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