What is the radius of a circle?
CIRCUMFERENCE+AREA OF A CIRCLE
Flashcard
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Mathematics
•
10th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
The radius is the distance from the center of the circle to any point on its circumference.
2.
FLASHCARD QUESTION
Front
What is the formula for the area of a circle?
Back
3.
FLASHCARD QUESTION
Front
What does the area of a circle represent?
Back
The area of a circle represents the space inside the circle.
4.
FLASHCARD QUESTION
Front
What is the diameter of a circle?
Back
The diameter is the distance across the circle, passing through the center, and is twice the radius.
5.
FLASHCARD QUESTION
Front
What is the formula for the circumference of a circle?
Back
6.
FLASHCARD QUESTION
Front
If the radius of a circle is 12 cm, what is the diameter?
Back
The diameter is 24 cm, since diameter = 2 × radius.
7.
FLASHCARD QUESTION
Front
If the radius of a circle is 6 cm, what is the area?
Back
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