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

asked Apr 12, 2021 230k views

5 votes

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4 votes

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

Giancarlos answered Apr 17, 2021

8.3k points

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