# 1
What is the standard equation of a circle centered at the origin?
x² + y² = r²
(x - h)² + (y - k)² = r²
x² + y² = h² + k²
(x + h)² + (y + k)² = r²
circle equation (6th)
Hyesung Kang
Sequencing
High 9
Math
circle equation (6th)
18
High 9
Math
circle equation (6th)
18
10 questions
Disallow incorrect answer
Hide answer
public quiz
# 2
If a circle has a center at (3, 4) and radius 5, what is its equation?
x² + y² = 25
(x + 3)² + (y + 4)² = 25
(x - 3)² + (y - 4)² = 5
(x - 3)² + (y - 4)² = 25
# 3
Which of the following points lies on the circle with the equation x² + y² = 16?
(4, 0)
(0, 4)
(3, 2)
(2, 3)
# 4
What is the radius of a circle with the equation (x - 1)² + (y + 2)² = 9?
1
2
3
9
Want to see all 10 questions?
Join ZEP QUIZ to access 800,000+ quizzes for free.Log in and explore them all.