JeffTheGoat
25.05.2021 •
Engineering
Sun of first 1 nayural numbers
Solved
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Ответ:
the answer is
n(n+1)/2
Ответ:
Ответ:
R = 6
Step-by-step explanation:
Remember... Circle area is:
A = pi×R^2
Where R is the circle radius.
Then,
Pi×R^2=36×Pi
R = square root of 36
R = 6