Answer:
77.28
Step-by-step explanation:
c=π2r
12.3 times 2 =
24.6π
=77.28317928
=77.28
If x= -1
so.
2(-1)^2-5 / (-1 +9)
=-3/8
=-0.375
Answer:
9
Step-by-step explanation:
List out the factors of the three numbers.
18: 1, 2, 3, 6, 9, 18
36: 1, 2, 3, 4, 6, 9, 12, 18, 36
45: 1, 3, 5, 9, 15, 45
The largest number that all three of these lists share is 9, so 9 is the GCF.
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Answer:
Communities.
Step-by-step explanation: