Answer
they would need to sell 200 chocolate bars
Step-by-step explanation:
500 divided by 2.50 = 200
2 x 200 = 400
.50 x 200 = 100
400 + 100 = 500
DFC equals 180 because all triangles add up to 180. And their sides are the same so 180/3=60
Answer:
The absolute change in the height of the water is 9.5 inches
Step-by-step explanation:
Given
--- length
--- width
--- height
--- the volume removed
Required
The absolute change in the height of the water
First, calculate the base area (b):



The height of the water that was removed is:
<em />
<em> i.e. the volume of the water removed divided by the base area</em>



The absolute change in height is:




I'm not sure about this but will give it a try:
Let f(n) = 2xⁿ - 2
Then f(3) = 2x³ - 2
So, f(2) = 2x² - 2