Answer:
CHEESE
Step-by-step explanation:
SKDMALSD
Answer:
15 feet
Step-by-step explanation:
Perimeter = All outside lengths added together
We know that the shape is a square, and squares have 4 sides.
So, divide 60 by 4.
60 / 4 = 15.
The length of one side is 15 feet.
Answer:

Step-by-step explanation:

Answer:
3n^2(n−7)^2
Hope this helps you a lot!!!! Also sorry I dont have work its hard to explain on a computer.
Equation 3 because 2x5 is 10 and add that to 21 is 31!