x^3 - 3x^2 - 18x
Using the FOIL method, I arrived at my solution!
Answer: 110 square inches.
Step-by-step explanation:
The volume of a rectangular box would be:
In this case, we know the volume, the length and the height, and we don't know the width, so we're going to isolate it:
Substituting the data:
This width is also the width of the top of the box, so the area of the top would be:
Answer:
24 cm
Step-by-step explanation:
Perimeter = (sx2) + (sx2)
= (6x2) + (6x2)
= 12 + 12
= 24 cm