kapin644 kapin644
  • 02-05-2020
  • Mathematics
contestada

write an equation for a circle with a radius of 3 and a center located at point (2,-1)

Respuesta :

mysticchacha
mysticchacha mysticchacha
  • 02-05-2020

Answer:

(x - 2)^2  + (y + 1)^2 = 9

Step-by-step explanation:

recall the equation for a circle:

(x - h)^2 +  (y - k)^2 = r^2

here (h, k) = (2, -1)

and r = 3

so

(x - 2)^2  + (y -(-1))^2 = 3^2

(x - 2)^2  + (y + 1)^2 = 3^2

(x - 2)^2  + (y + 1)^2 = 9

Answer Link

Otras preguntas

How did the presence of north-to-south flowing rivers in the U.S. affect its development?
PROBABILITY PLEASE PLEASE HELP! TY! 1. How many arrangements can be made for an identification code consisting of any two letters except I and O, followed by a
What are the three duties of a central bank?
Why is diffusion important to cells?
In what ways did the Federal government finally try to help stem the tide of the Great Depression?
Which substance can not be decomposed by a chemical change? (1) ammonia (3) propanol (2) copper (4) water
How are global issues and human geography potentially connected?
Determining whether enough money has been budgeted to purchase a new piece of manufacturing equipment is an example of which of the following functions of busin
What is the easiest way to find the perimeter of a triangle
The power to recognize foreign nations is best categorized as part of which presidential role? commander in chief, chief executive, head diplomat, or first citi