The equation of a circle is (x-20)^2 + (y-.05)^2=81. what is the radius

Question

asked Apr 12, 2021 230k views

1 Answer

Giancarlos · Answer 1 · 2021-04-17T17:10:38+0000

Answer:

The radius is 9 units.

Explanation:

As the equation for circle is (x-a)² + (y-b)² = r² where r reoresents the radius of circle :

r² = 81

r = √81

= 9 units