jessbards2006 jessbards2006
  • 22-03-2021
  • Mathematics
contestada

a circle has its centre at the origin and has the equation - x squared+y squared=81

what is the radius

Respuesta :

Аноним Аноним
  • 22-03-2021

Step-by-step explanation:

We can simply take the sqr root of 81 to find the radius.

The radius is 9.

Answer Link

Otras preguntas

Find (f•g)(x) when f(x)=sqrt x+3/x and g(x)=sqrt x+3/2x
In trapezoid HJLK, M and N are midpoints of the legs. Find KL. Help me please
Elie Wiesel most likely wrote All Rivers Run to the Sea to lessen public awareness of the events of the Holocaust. stop himself from having any type of emotion
The largest atom from among the following is A. Li. B. Na. C. Rb. D. Fr.
Emanuel has 745 pictures in his phone. His memory is getting full, so he starts deleting 20 pictures every day. Define each variable and write an algebraic
What type of potential energy allows you to throw a ball
What is the value of x that makes the given equation true? ​ 2(x−8)=x+5x​ ​ x=−4​ ​ x=−16​ ​ x=−2​ x = 0
Owners of business firms are the only people who need accounting information.
Why did the south experience greater inflation than the north during the civil war?
The Dionysia _____. Select all that apply.