The strength of a rectangular beam varies jointly with its width and the square of its thickness. if a beam 7 7 inches wide and 3 3 inches thick supports 2520 2520 pounds, how much can a beam of the same material that is 2 2 inches wide and 1 1 inch inch thick support?

"image"

step-by-step explanation:

in most of these problems, the notation is that the point with a "prime" is the image of the point without. that is, b' is the image of b.

here, there is no dilation or reflection. there is simply translation (with no direction shown). which figure you call the "preimage" and which one you call the "image" is up to you. as a matter of convention, the naming is as described above.

sorry i got nothing

step-by-step explanation: