How do I determine a model's scale if I know the dimensions?

No, there isn't. There is no way to know what time a user blocked you, unless they did it when you were viewing their page and refreshed.

Assuming a rectangular rug, the dimensions can be any two numbers whose product is 11: for example, 3 feet by 3 2/3 feet, or 4 feet by 2¾ feet.

Four square feet can be visualized as a square with sides two feet in length or a rectangle four feet long and one foot wide.

It varies, depending on the hat. The snaps on the back adjust to your head, so its pretty much a "one size fits all" thing. The actual dimensions can vary.

It could be 6' x 6' x 7' high, which is great for two on bunk platforms plus the heater. Don't forget to use a well sealed plastic vapor lock...

14" x 36" x 27". Well, that's an approximation without counting the lever arm's extra piece that sticks off. The added 2" to the 12" piece is counting the width...

It would depend on the scale of your model. For example, if the scale you are using is 1:2, you would divide 21 by 2, which is 10.5. Therefore, the...

The introduction at the top clarifies that "A tesseract is a four-dimensional shape." So it is meant to be four dimensional.

Width 27 1/4", length 51 5/8", and the thickness doesn't exceed over 6" for all standard size crib mattress.

No. Just cropping the pictures how you want works best.