Answer:
B. -76-7C
Step-by-step explanation:
-6-7(c+10)
Distribute the 7
-6-7c-70
Combine like terms
-7c-76
Answer:

Step-by-step explanation:
The perimeter of the square base of a pyramid = 7.3 ft
The height of the pyramid, h = 6ft
The perimeter of a square is given by :
P = 4s, s is the side of square
7.3 = 4s
s = 1.825 ft
The volume of a pyramid is given by :

Here, l = b = 1.825 ft
So,

So, the volume of the pyramid is equal to
.
Answer:
the other person is right
Step-by-step explanation:
Answer:
80 or 40 linear feet
Step-by-step explanation:
So the total amount of units for sides is 6. (2 2 1 1)
240 ÷ 6 = 40
So if the river was on the long side it would be 80feet, if the river was on the short side it would be 40feet