Answer:
Step-by-step explanation:
Since it is a square, all four sides are equal and its perimeter is just
P=4s, so if P=8 then
4s=8, dividing each side by 4 we get
s=2
So each side of the plastic square is 2 centimeters.
Answer:
alright
Step-by-step explanation:
Answer:
x=-4
x=-5
Step-by-step explanation:
Answer:
30
Step-by-step explanation:
5^2-2+7
Answer:
reflection
Step-by-step explanation:
