37 Answered Questions for the topic Circle Equations

10/29/18

What is the center and radius of the circle with equation (y-6)^2=25-(x-3)^2.

What is the center and radius of the circle with equation (y-6)^2=25-(x-3)^2.

09/09/18

Finding the center and the radius

find the center and the radius of the circle that passes through the points (1,1) and is tangent to the line y=2x-3 at point (3,3)

08/26/18

How to graph the function: ( x − 2/ 5 )^2 + ( y + 1 /3 )^2 = 1

Im pretty sure it is a circle, and i know how to find the center and radius but them being over 5 is what is throwing me off. 

08/25/18

Find the equation in standard form of the circle with points (2,3), (3,4), (-1,2)

I can't keep up with the solution. I need it for my quiz on tuesday. 

07/15/18

Give the equation of the circle centered at the origin with radius 8

Writing the equation of a circle centered at the origin given its radius or a point on the circle

03/14/18

What is the equation for a circle with radius of 3 and points on the circle of (7,4) and (4,7)?

This information is part of material the student is working on to make up a Geometry credit for high school.

03/06/18

circles equations

Find the equation of the circle that passes through the origin, has an x intercept of −8, and has a y intercept of 16. (The perpendicular bisector of a chord contains the center of the circle.)

03/01/18

Determine the height of a capsule/pod above the ground after 25 mins.

The diameter of the "Eye" is 135 meters and each rotation takes 30 mins. By first developing a suitable model to represent the rotation of the "Eye", determine the height of a capsule/pod above the... more

01/21/18

a circle has the equation x^2+y^2=50. Find the equation of the tangents to the circle that are parallel to x+y=8

I managed to do all the questions apart from this one, and have no idea how to even start it

04/21/17

The equation x2 – 4x + y2 – 2y = 16 describes a circle. What is the y-coordinate of the center of the circle?

you have to classify the y coordinate of the equation  

10/12/16

Tangent to line x+2y=4 whose center (3,3) find the equation?

analytic geometry "CIRCLES"   Tangent to line x+2y+4 whose center (3,3) find the equation?

09/20/16

What is its Equation?

The circle is centered at the point (4,3) and has a radius of length 5. What is its equation?

06/21/16

A circle has an equation 49x^2+49y^2+14x+294y-48=0 find the Center, Radius and intercepts of the circle.

I need help solving this  equation: 49x^2+49y^2+14x+294y-48=0 find the Center, Radius and intercepts of the circle.  

06/03/16

Which of the following is an equation of a circle that's inscribed in the square?

In the standard xy coordinate plane, the vertices of a square have coordinates (0,4), (4,4), (4,0), and (0,0). Which of the following is an equation of a circle that's inscribed in the... more

05/14/16

how do you find the equation of a circle with the ends of the diameter (1,16) and (-1, -18)?

how do you find the equation of a circle with the ends of the diameter (1,16) and (-1, -18)? finding the equation of a circle

04/21/16

How tall will the cake be?

Cake recipe makes a cake that is 6 inches in diameter and 2 inches high. If I use the same recipe but pour the batter into a round cake pan that is 8 inches in diameter, how tall will the cake be?

03/28/16

Equation of circle given center and tangent line

What is the equation for a circle which has its center at (1, 2) and is tangent to the line -3x+2y= 14. Solve using your algebra skills; DO NOT USE CONSTRUCTIONS!!!!   The equation of a circle is... more

03/28/16

Equation of circle given center and tangent line

Write the equation for a circle which has its center at (1, 2) and is tangent to the line -3x+2y= 14 Solve algebraically.   I know that the equation of a circle is r2=(x-h)2+(y-k)2. So, at this... more

02/03/16

find the locus

locus of the point of intersection of tangents to the circle x2 + y2 + 2x + 4y - 1 = 0 which include an angle of 600 is (I)x2 + y2 + 2x + 4y - 19 = 0   (ii)x2 + y2 + 2x + 4y + 19 = 0   (iii)x2... more

11/01/15

find the equation of a circle that satisfies the given conditions. Radius 9 and center (-1, -8)

find the equation of a circle that satisfies the given conditions. Radius 9 and center (-1, -8)

09/13/15

Please help me solve this question! Thanks!

A square region ABCD is externally tangent to the circle with equation x2+y2=1 at the point (0,1) on the side CD. Vertices A and B are on the circle with equation x2+y2=4. What is the side length... more

07/01/15

Circle Equation with center and radius

Which of the following is an equation of the circle with the center at (-2,3) and a radius of 5 coordinate units in the standard (x,y) coordinate plane?A) x^2+y^2 +4x-6y=5B) x^2+y^2+4x-6y=12C)... more

02/25/15

Determine equation of circle

34. (a) Find the equation of AB, theperpendicular bisector of the linejoing the points P(−3, 1) andQ(1, 9).(b) C is the centre of a circle passingthrough P and Q. Given that QC isparallel to the... more

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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