Find the average area of all circles centered at the origin with radii between 1 and 3.

Trystan Castaneda 2022-08-05 Answered
Find the average area of all circles centered at the origin with radii between 1 and 3.
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Answers (1)

Joe Sheppard
Answered 2022-08-06 Author has 12 answers
Average: ( π ( r 2 ) 2 + π ( r 1 ) 2 ) / 2.
r 2 = 1 , r 1 = 3.
Average = ( π + 9 π ) / 2 = 5 π.
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