What formulas should you be familiar with before tackling advanced circle equations?

Circle Geometry Concepts and Formulas

Interactive Video
•
Mathematics
•
8th - 12th Grade
•
Hard

Liam Anderson
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Standard form equation of a circle and midpoint and distance formulas
Area and circumference formulas
Slope-intercept form and quadratic formula
Quadratic formula and Pythagorean theorem
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the first step in finding the standard form equation of a circle given its center and a point on the circle?
Determine the slope of the line
Calculate the circumference
Plot the center and the point on the circle
Find the area of the circle
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you find the radius of a circle given its center and a point on the circle?
Use the midpoint formula
Use the distance formula
Use the slope formula
Use the area formula
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the radius of a circle with center (1, 7) and passing through (-5, -1)?
8
12
10
14
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If a line segment AB is the diameter of a circle, what is the first step to find the circle's standard equation?
Determine the slope of AB
Find the length of AB
Calculate the area of the circle
Find the midpoint of AB
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the center of a circle with diameter endpoints at (-7, 5) and (3, -3)?
(-1, 2)
(2, -1)
(1, -2)
(-2, 1)
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you find the radius of a circle given its center and a point on the circle?
Use the midpoint formula
Use the distance formula
Use the area formula
Use the slope formula
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