The endpoints of a diameter of a circle are (-4,1) and (2,5). Find the center and radius of the circle.
Diagnostic Exam Conics Precalculus

Quiz
•
Mathematics
•
10th - 12th Grade
•
Hard
Barbara White
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Identify the conic from the equation: y2 -4x -2y -2 = 0
circle
ellipse
parabola
hyperbola
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Find the center and radius of the circle: (x+2)2 + (y-4)2 =16
center: (-2, 4); r = 4
center: (2, -4); r = 4
center: (-2, -4); r = 8
center: (-2, 4); r = 16
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Identify the conic from the equations: 4x2 -15y2 + 6x - 8y -72 = 0
circle
ellipse
parabola
hyperbola
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A circle with a center of (-4, 5) passes through the point (2,3). What is the equation in standard form?
(x-4)2 + (y+5)2 = 40
(x-4)2 + (y+5)2 = 20
(x+4)2 + (y-5)2 = 40
(x-4)2 + (y-5)2 = 20
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Write the equation of the ellipse in standard form.
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