286,988 views
23 votes
23 votes
Identify the center and radius of each equation (x-5)² + (y+7)² =64

User DedObed
by
2.9k points

1 Answer

15 votes
15 votes

Answer:

Radius: 8

Center: (5,-7)

Explanation:

(x−a)2 + (y−b)2 = r2

To find the radius: find the square root of 64

To find the center, get the opposite of -5 and 7

opposites are: 5, -7

center is (5,-7)

User Colonel Mustard
by
3.3k points