This isn't to diffuclt. So, to the formula for the area of a circle is

, or instead of r, you can put D, which is r times 2
The diameteris 2.5, so, the answer would be
pi times 2.5, where pie = 3.14
So, the answer is 2.5 * 3.14 = 7.85 or 7.9
The answer is A
hope this helps
Hey there!
54 + 4 = 58
so x = 4
Hope this helps
Have a great day (:
Answer: x = 19
Step-by-step explanation:
1: 12 (3-2) =x-7
2: 12 = x-7
3: 12+7 = (x-7) +7
4: 19 = x-7 +7
5: 19=x
6 x= 19
I really hope this is correct!!!