Graphing Circles on a coordinate plane
Flashcard
•
Mathematics
•
9th - 12th Grade
•
Hard
Wayground Content
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15 questions
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1.
FLASHCARD QUESTION
Front
What is the center of the circle with equation x² + y² = 1?
Back
(0, 0)
2.
FLASHCARD QUESTION
Front
What is the standard equation of a circle?
Back
(x-h)² + (y-k)² = r²
3.
FLASHCARD QUESTION
Front
What is the center for the circle with this equation x² + y² + 4x + 6y - 36 = 0?
Back
(-2, -3)
4.
FLASHCARD QUESTION
Front
In the equation (x-3)² + (y-2)² = 16, what is the center of the circle?
Back
(3, 2)
5.
FLASHCARD QUESTION
Front
What is the equation of the circle with center (3, -4) and radius 3?
Back
(x - 3)² + (y + 4)² = 9
6.
FLASHCARD QUESTION
Front
What does the variable 'r' represent in the standard equation of a circle?
Back
The radius of the circle.
7.
FLASHCARD QUESTION
Front
How do you find the center of a circle from its standard equation?
Back
Identify (h, k) from (x-h)² + (y-k)² = r².
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