geometry

posted by toriie

2. For the circle with equation (x – 2)2 + (y + 3)2 = 9, answer each question:
a) What are the coordinates of the center? none
b) What are the radius and diameter of the circle? 360
c) Graph the circle.

  1. Henry

    a. (h,k) = (2,-3)

    b. r = sqrt 9 = 3
    D = 2*r = 2 * 3 = 6

Respond to this Question

First Name

Your Answer

Similar Questions

  1. math

    Write an equation of a circle with the center (-5,-4) and radius 6. The general equation for a circle is (x-a)^2 + (y-b)^2 = r^2, where r is the radius of the circle and (a,b) are the (x,y) coordinates of the center. Make the appropriate …
  2. Math

    The points (4, –5) and (– 4, 1) are endpoints of a diameter of a circle. (a) Find the center of the circle. (b) Find the length of the radius of the circle. (Note that this is a distance.) Give the exact answer. Show work. (c) …
  3. geometry

    This one is confusing me. please help The diameter of a circle has endpoints P(–10, –2) and Q(4, 6).Find the center of the circle.Find the radius. If your answer is not an integer, express it in radical form. Write an equation …
  4. GEOMETRY

    The diameter of a circle has endpoints P(–10, –2) and Q(4, 6). a.Find the center of the circle. b.Find the radius. If your answer is not an integer, express it in radical form. c.Write an equation for the circle.
  5. geometry

    Circle O is defined by the equation x2 + (y - 2)2 = 25. Plot the center of Circle O and type in the coordinates of one point with integral values that lies on Circle O.
  6. geometry

    a circle has diameter endpoints of A(5,10) and B(-3,4). what are the coordinates of the center of the circle
  7. Geometry midpoint formula

    A circle on the Coordinate plane has a diameter with endpoints at (6,8) and (15,8). What are the coordinates of the center of the circle?
  8. Geometry

    Write the General form equations for the following circles: 1. A circle with center (1, -6) and radius 4 2. A circle with center (6, 8) and radius 10 3. A circle with center (0, 3) and radius 2√3 4. A circle with center (-0.5, 5.5 …
  9. math

    A segment with endpoints C(-3, 3)and D(7, 3) is the diameter of a circle. a. What is the center of the circle?
  10. Geometry

    A diameter of a circle has endpoints P(-10, -2) and Q(4, 6). a. Find the center of the circle. b. Find the radius. If your answer is not an integer, express it in radical form. c. Write an equation for the circle. Can someone explain …

More Similar Questions