Answer:
2x+4 or 4+2x
Step-by-step explanation:
You would divide it into shapes that you already know, like squares, rectangles and triangles. Find the area of each shape and add them together
Answer:
b. 
Step-by-step explanation:
The scale factor is the number by which one must multiply all sides in a triangle such that its sides are the same as another triangle. This only works in similar triangles (triangles where all of the angles between them are congruent or have the same measures).
B is the answer to your question I remember putting that in my other class