Are the following figures similar?

a. yes; the corresponding sides are proportional.

b. no; the corresponding sides are not proportional.

c. yes; the corresponding angles are congruent.

d. no; the corresponding angles are not congruent.

A)a square brown tarp has a square green patch green in the corner the side length of the tarp is (x + 8) and the side length of the patch is x what is the area of the brown part of the tarpb)a square red placemat has a gold square in the corner the side length of the gold square is (x - 2) inches with the width of the red region is 4 in what is the area of the red part of the placemat