Answer:
1. 9 pi, 2. 121 pi
Step-by-step explanation:
The formula for circumference is pi d. So for the first question the radius would be three. The you do pi r ^2 for area so 3 times pi squared. Which is 9 pi. For the second you will do the same thing you will do 22 pi divided by 2 which is 11 pi then you will square 11pi and get 121 pi
Answer:
1.13 dollars is equivalent to 1 euro
Step-by-step explanation:
Answer:
-56
Step-by-step explanation:
Formula to get determinant is::
0(0)-8(7)
0 - 56
-56
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