## If The Diameter Of A Circle Has Endpoints A(7, 2) And B(-1, 8), Where Is The Center Of The Circle?

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## Answers ( 2 )

## If The Diameter Of A Circle Has Endpoints A(7, 2) And B(-1, 8), Where Is The Center Of The Circle?

## Introduction

Did you ever wonder how to find the center of a circle when you’re given only two points? If you’ve ever been puzzled by this question, don’t worry—you’re not alone. This blog post will explain the basics of finding the center of a circle when you know two of its endpoints. We’ll use the example of a circle with endpoints A(7,2) and B(-1,8) to demonstrate how it works. By the end of this article, you will have all the tools that you need to figure out where the center is in any circle with two known points!

## What is the diameter of a circle?

The diameter of a circle is the distance between any two points on the circle’s circumference. The circumference is the perimeter of the circle. The formula for calculating the diameter of a circle is: d = 2r, where r is the radius of the circle. The radius is the distance from the center of the circle to any point on its circumference.

## The equation for finding the center of a circle

If you know the diameter of a circle, you can easily find the center. The diameter is the distance between any two points on the edge of the circle. The equation for finding the center of a circle is:

Center = (Diameter A + Diameter B) / 2

So, if the diameter of your circle has endpoints at A(3,4) and B(-1,2), you would use the following equation to find the center:

Center = (3 + (-1)) / 2

Center = 1

## How to find the center of a circle when given the diameter

Assuming you are given the diameter of a circle and need to find the center, there are a few steps you can take. First, draw a line from the midpoint of the diameter to one endpoint. Then, bisect this line segment. The point where the bisected line segment and the diameter intersect is the center of the circle.

## Conclusion

In conclusion, the center of a circle with endpoints A(7, 2) and B(-1, 8) can be found using the midpoint formula. The midpoint between these two points is (3, 5), which serves as the coordinates for the center of this circle. Knowing how to find the center of a circle will help you understand better how circles work in geometry and provide useful information for solving various problems related to circles.

Have you ever wondered where the center of a circle is located? It can be a bit tricky to figure out, but the answer lies in the endpoints of the diameter!

If you have two endpoints of a circle’s diameter, A(7,2) and B(-1,8), then you can find the center of the circle. Here’s how!

First, draw a line between the two endpoints. This line will be the diameter of the circle. Once you have the line drawn, label the midpoint of the line. This is the center of the circle!

To find the midpoint of the line, start by finding the midpoint of the x-coordinates. The x-coordinate of point A is 7 and the x-coordinate of point B is -1. The midpoint of these two is 3. This is the x-coordinate of the center of the circle.

Next, find the midpoint of the y-coordinates. The y-coordinate of point A is 2 and the y-coordinate of point B is 8. The midpoint of these two is 5. This is the y-coordinate of the center of the circle.

So, the center of the circle with the endpoints A(7,2) and B(-1,8) is (3,5). That’s it!

In conclusion, if you have two endpoints of a circle’s diameter, then you can use the midpoints of the x- and y-coordinates to find the center of the circle.