39 Answered Questions for the topic Circle Equations
01/31/15
My Question: http://oi60.tinypic.com/k4e80x.jpg
My question is here in this link: http://oi60.tinypic.com/k4e80x.jpg
It's about Circle and equations of line.
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01/08/15
Find parametric equations for the path of a particle that moves along the circle x2 + (y - 3)2 = 16 in the manner described.
(Enter your answer as a comma-separated list of equations. Let x and y be in terms of t.)1)once around clockwise, starting at (4,3) 0≤t≤2pi2)three times around counter clockwise, starting at...
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10/07/14
Circle Equation
2 x^2+4 x+2 y^2+12 y = 20 is the equation of a circle with and can be written in the general form (x-h)^2 + (y-k)^2 = r^2. Find h, k, and r.
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10/07/14
Circle Question
Recall the equation for a circle with center (h,k) and radius r. At what point in the first quadrant does the line with equation y = 1 x + 4 intersect the circle with radius 4 and center (0, 4)?
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Circle Equation
Find an equation of the circle with center at (4,-6) that is tangent to the y-axis in the form of (x-A)^2+(y-B)^2=C where A, B, C are constant.
What is A, B & C?
Circle Equations Circles
10/07/14
Circle Equation
3 x^2+3 y^2-30 x-18 y +27=0 is the equation of a circle with center (h,k) and radius r for:
h = ?
k = ?
r = ?
Circle Equations Circles
10/07/14
Circle Equation
x^2-4 x+ y^2-14 y = 7 is the equation of a circle with and can be written in the general form (x-h)^2 + (y-k)^2 = r^2. Find h, k, and r.
How do i rewrite it and find those variables?
Circle Equations Cirlces
10/07/14
Circe Equation??
Circles are really hard for me to grasp.. how/what would be the equation with this information provided?
Write the equation of the circle centered at (-4 , 8 ) that passes through (-6,-20).
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Circles Math
(i) Given that the line y=mx, where m is a positive integer, does not intersect the circle x2+ y2 -4mx +3=0, find the value of m.
(ii) A line parallel to y=mx is a tangent parallel to the...
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What is the radius of this equation after putting it into general circle form by completing the square? 5x^2+2x+5y^2-9y-3=0
The general format of a circle equation: (x-h)^2+(y-k)^2=r^2
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08/02/14
Calculate the fewest circles of 2r that will cover all the points marked out in a rectangle greater than 2r x 2r in size
I have a rectangle of lined graph paper of 1mm squares. The rectangle is greater than 2r in height and width. Within the rectangle I randomly mark three or more points that are no further than 2r...
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Circle Equations Geometry
07/17/14
Write the standard equation for the circle.
center (2, 7), r = 4
center (–6, –8), that passes through (0, 0)
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05/09/14
point problems
1) point (7,-6) and (9,4) are end points of the diameter of a circle.
a) What is the length of the diameter? give the exact answer simplify as much as possible show work.
b) What is the center of...
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Circle Equations
04/20/14
how to solve circle equations
1. How do I write an equation of the circle with center (-2,3) and radius 8?
2. How do I found the radius and center using the equation of a circle x^2 + y^2 - 10x + 4y + 13 = 0 ?
3. ...
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