20. 19. A homeowner wishes to carpet the hallway show a below.
If the cost of carpeting is about $10 per square foot,
approximately how much will the carpeting cost?
-17 ft
-18 ft-
5 ft-

"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.

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step-by-step explanation: