P 25 21.8 M 13 S R 4.6

Q: how is the equation for a circle written?

A: Let us take center of the circle as (h,k) and radius = r.

Q: Determine the center of the circle with (-99, 88) and (13, 12) as endpoints of the diameter. Write…

A: Given

Q: Select all the trapezoids.

A: Definition of trapezoid It is a quadrilateral which having one pair of opposite side parallel.

Q: Find the radius of the circle

A:

Q: 13. 13

A: See solution below

Q: 45 R144 R is the centre of the circle.

A: Here we need to find angle y and z. We know sum of the internal angles of any triangle is 180…

Q: Each circle represents a whole, or 1. Determine the unknown part of the circle

A: The given circle is:   Also, given that, a circle represents a whole, or 1.   The first part od the…

Q: Find the center and the leneth of the diameter of the circle whose diameters endpoints are (0,-4)…

A: End points of diameter of circle are -  (0, -4) and (7,8)

Q: 20. (8. 7) and (-10, -13)

A:

Q: The endpoints of the diameter of a circle are (- 3, 2) and (5, - 6). Find the center and radius of…

A: The center can be find by finding the mid-points of the two points given by the formula,…

Q: 13.

A: From the given figure, We can see that the centre of of the circle is (0,3) and radius of the circle…

Q: ++ 2. 4. -2

A:

Q: Draw a circle with 2 chords. Label one chord AB and the other chord CD. Chord CD is also the…

A: The drawing of circle with required chords is as follows

Q: Draw a circle. Inscribe a square in the circle.

A: Construction steps to inscribe a square in the circle: 1. Draw a circle with diameter d and indicate…

Q: How do you find the circumference of a circle?

A: Definition Circumference ÷ It is the distance around circle. Or It is the perimeter of the circle.

Q: Find the circumference of each circle. Leave your answer in terms of r.

A: From the image of the circle, we see that the diameter=200 units So the radius=r=d2=2002=100 units

Q: which is the center of a circle x2 + y2  = 9?

A: given, Equation of a circle is x2 + y2 =9