I'd really appreciate the ! which relation is a function?

In which figure is de bc ? a. figure 1 b. figure 2 c. figure 3 d. figure 4

With: label the vertices and all the elements needed. find x

Agraphic designer created a logo on eight and a half by 11 inch paper. in order to be placed on a business card, the logo needs to be one and 7/10 inches by 2 and 1/5 in. what is the scale factor of the dilation