What is the formula for the area of a circle?
CIRCUMFERENCE+AREA OF A CIRCLE
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Mathematics
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10th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
2.
FLASHCARD QUESTION
Front
What is the formula for the circumference of a circle?
Back
3.
FLASHCARD QUESTION
Front
What does the term 'diameter' mean in relation to a circle?
Back
The diameter is the distance across the circle, passing through the center. It is twice the length of the radius.
4.
FLASHCARD QUESTION
Front
What does the term 'radius' mean in relation to a circle?
Back
The radius is the distance from the center of the circle to any point on its circumference.
5.
FLASHCARD QUESTION
Front
If the radius of a circle is 10 inches, what is the area?
Back
6.
FLASHCARD QUESTION
Front
If the diameter of a circle is 20 inches, what is the circumference?
Back
7.
FLASHCARD QUESTION
Front
What is the value of π (pi) used in calculations?
Back
The value of π (pi) is approximately 3.14, but it is an irrational number and its decimal representation goes on infinitely.
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