
Circle Equations and Substitution Problems
Interactive Video
•
Mathematics
•
9th - 10th Grade
•
Hard
Thomas White
FREE Resource
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15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the main problem discussed in the video?
Finding the area of a triangle
Solving a quadratic equation
Finding the equation of a circle given three points
Calculating the slope of a line
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the general form of the equation of a circle?
x^2 + y^2 + dx + ey + f = 0
ax^2 + bx + c = 0
y = mx + b
x^2 + y^2 = r^2
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What are the coordinates of the first point used in the substitution?
(0, 0)
(4, -4)
(-4, 8)
(3, -9)
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What equation is derived from substituting the first point?
4d - 8e - f = 80
5d - 7e + f = 100
3d - 9e + f = -90
2d + 3e - f = 50
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What are the coordinates of the second point used in the substitution?
(3, -9)
(-4, 8)
(4, -4)
(0, 0)
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What equation is derived from substituting the second point?
4d - 4e + f = -32
3d - 9e + f = -90
2d + 3e - f = 50
5d - 7e + f = 100
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What are the coordinates of the third point used in the substitution?
(-4, 8)
(4, -4)
(0, 0)
(3, -9)
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