I'll leave the picture to you; draw a rectangle and write 2x+4 along the length and 4x along the width. We don't really know the aspect ratio of the rectangle until we know x so any rectangle is fine.
The perimeter is the sum of all four side lengths,
p = (2x + 4) + 4x + (2x + 4) + 4x
Answer: p = 12x + 8
Answer:

Step-by-step explanation:
The midpoint of AB coordinates are:
where:

Answer:
410x-12
Step-by-step explanation:
Step-by-step explanation:
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