Answer:34344e4365655.6
Step-by-step explanation:
Answer:
x=7
Step-by-step explanation:
4x+12=40
-12
4x=28/4
The formula for the area of a circle is

We know the diameter, and the radius is half of the diameter. So the radius is 9. Now we plug that into the formula.

So the answer is B, 81 pi square feet
A. Frank has 24 marbles. I found this because Dan has 15 and total is 63 so subtract 63-15= 48. 48 divided by 2 people, which are Ellie ans Dan is 24. Dan has 24 marbles.
good lesson and good day ^-^