79.9k views
1 vote
What is the standard equation of the circle?

What is the standard equation of the circle?-example-1
User Johanne
by
5.6k points

1 Answer

4 votes

Answer:

A is the answer

Explanation:

the center of the circle is (-2,-1) so you're going to reverse their signs and insert that value in for x and y. the radius is 5, but the equation of a circle is


x ^(2) + {y}^(2) = {r}^(2)

so you're going to square the radius, this making it 25.

User Benissimo
by
7.0k points
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.