If the diameter is 12 inches, the radius is 6 inches, because the radius is half the diameter.
Given the formula

we have

When you fold the circle in half, the resulting figure has half the area.
So, you start with a circle with area 
You fold it once and you have a semicircle with area 
You fold it twice and you have a quarter circle with area 
Answer:
The answer you're looking for is 2.00
Step-by-step explanation:
Answer:
x=-2
Step-by-step explanation:
first distribute the 2 through x-4 you get 2x-8=6x then subtract 2x from both sides of the equation now you have 4x=-8 then divide 4 from both sides of the equation and you x=-2
Answer:
$3.50 per pound
Step-by-step explanation:
Divide 42 by 12 or 31.5 by 9 and you get 3.5. In money, that is $3.50
1,000 words
10^4=10,000
10^3=1,000