Use area formula (length x width)
42 x 25.5 = 1,071
Divide by total cost of wall paper
1,071/771.25 = $1.38 per square foot
The perimeter of a figure is the total distance around the edge of the figure. The area of a flat, or plane figure is the number of unit squares that can be contained within it. The unit square is usually some standard unit, like a square foot or a square inch. I don't really know the rest but I did the first two lol
Answer:
14 and 15
Step-by-step explanation:
The 3rd one because when you find the absolute value of a number, it will always be positive. So the list would be 3.5, 4.2, 9