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dentify the radius and the center of a circle whose equation is (x – 5)² + y² = 81. The radius of the circle is ___ units.
The center of the circle is at ( , ).

Respuesta :

johnsong14306

Answer:

9 units

Center is at (5, 0)

Step-by-step explanation:

The radius of the circle is equal to the square root of 81

[tex]\sqrt{81}[/tex] = ±9

Since the radius of a circle must be positive the answer is 9 units.

The center of the circle is at (5, 0)

lenanoelle07

Answer:

9 units

Step-by-step explanation: