Answer:
A=πr2
THIS IS THE ANSWER
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2.83 if rounded. 2.82842712475 would be the actual.
Hope this helped!
There would be 35 rulers.
In order to solve this, use cross multiplication.
6/10 = 21/x -----> cross multiply
10*21 = 6*x
210 = 6x
35 = x
It is definitely 36 i hope that this helps
F(-2) is the f(x) when x is -2. From the table, it is 1.