gstapel1012 gstapel1012

14-05-2020
Mathematics

contestada

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

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CHERLYNnotCHERRY CHERLYNnotCHERRY

14-05-2020

Answer:

The radius is 9 units.

Step-by-step 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

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