Contents

- 1 Can a radius be a square root?
- 2 How do you graph a radius?
- 3 How do you graph a circle equation?
- 4 How do you graph a square?
- 5 What is a square root graph called?
- 6 How do you find the radius?
- 7 How do you square a radius?
- 8 How do you convert area to Radius?
- 9 What is the radius of a circle on a graph?
- 10 How do you graph a circle on a calculator?
- 11 Is a circle on a graph a function?
- 12 What is the equation of a line?
- 13 What is the equation of an ellipse?
- 14 What is the general equation of circle?

## Can a radius be a square root?

The answer to this is the value of the radius squared. (I.e., the square root is a whole number) then it should be easy the find the square root. If it is not a perfect square then use a calculator to find the square root. The answer is the radius of your circle.

## How do you graph a radius?

Center away from the origin

- Locate the center of the circle from the equation (h, v). Place the center of the circle at (3, –1).
- Calculate the radius by solving for r.
- Plot the radius points on the coordinate plane.
- Connect the dots to the graph of the circle with a round, smooth curve.

## How do you graph a circle equation?

The equation of a circle appears as (x – h)^{2} + (y – v)^{2} = r^{2}. This is called the center-radius form (or standard form) because it gives you both pieces of information at the same time. The h and v represent the coordinates of the center of the circle being at the point (h, v), and r represents the radius.

## How do you graph a square?

To square a directed graph, we consider vertices u, v and w. If u->v and v->w then we add a new arc (assuming it is not already there) of (u,w). Note that if u<->v then we create 2 loops, namely (u,u) and (v,v).

## What is a square root graph called?

A radical function contains a radical expression with the independent variable (usually x) in the radicand. Usually radical equations where the radical is a square root is called square root functions.

## How do you find the radius?

Just remember to divide the diameter by two to get the radius. If you were asked to find the radius instead of the diameter, you would simply divide 7 feet by 2 because the radius is one-half the measure of the diameter. The radius of the circle is 3.5 feet. You can also use the circumference and radius equation.

## How do you square a radius?

To find the radius (R), divide the area by Pi, then take the square root. Once you have the radius (R), you can use it to find diameter and circumference.

## How do you convert area to Radius?

Divide the area (in square units) by Pi (approximately 3.14159). Take the square root of the result (Example: 310.56). This is the radius.

## What is the radius of a circle on a graph?

(Video) Graph a Circle Remember that the center- radius form for a circle is: (x−h)2+(y−k)2=r2 Where the center is the point (h,k) and the radius is r. The example he looks at is: (x+3)2+(y−1)2=814.

## How do you graph a circle on a calculator?

To graph the circle, press 2nd PRGM (DRAW) #9 Circle. Move the cursor to the “h” value of +2 by using the arrows. Move the cursor to the “k” value of +1 by using the arrows. Press ENTER to set the point for the center of the circle.

## Is a circle on a graph a function?

A circle is a set of points in the plane. A function is a mapping from one set to another, so they’re completely different kinds of things, and a circle cannot be a function. The graph of a function,, is the set of pairs, for all in the domain, which can be interpreted as points in a plane.

## What is the equation of a line?

The general equation of a straight line is y = mx + c, where m is the gradient, and y = c is the value where the line cuts the y-axis. This number c is called the intercept on the y-axis. Key Point. The equation of a straight line with gradient m and intercept c on the y-axis is y = mx + c.

## What is the equation of an ellipse?

The equation of an ellipse written in the form (x−h)2a2+(y−k)2b2=1. The center is (h,k) and the larger of a and b is the major radius and the smaller is the minor radius. The equation of an ellipse written in the form px2+qy2+cx+dy+e=0 where p,q>0.

## What is the general equation of circle?

Equation of a Circle in General Form The general equation of any type of circle is represented by: x^{2} + y^{2} + 2gx + 2fy + c = 0, for all values of g, f and c.