Answer: the picture does not show up for some reason Step-by-step explanation:
Answer:
72.50/100 X 80 = 58
total cost with mark down $58
For this case we have by definition, that the total surface area of a regular pyramid with a square base is given by:

Where:
p: It is the perimeter of the base
S: It's the inclination
It is the area of the base
Substituting:

ANswer:
Option B
Answer:
circle area = 400*d^2
Step-by-step explanation:
30% of 250 can be written as 0.3 * 250:
0.3(250) = 75
30% of 250 is 75. Is this what you mean by "compute with percents?"