use the drawing below to answer the questions that follow. what scale factor (as a decimal) was used to create the larger rectangle? Using the scale factor you just found, what is the length be of the unknown side of the unknown side on the smaller rectangle?

A) 3.5

B) 15cm

Step-by-step explanation:

Part A:

length of rec2/length of rec1 = 21/6 = 3.5

Part B:

breadth of rec2/scale = 52.5/3.5 = 15cm

add an image !

step-by-step explanation:

- both graphs increase on their domain.

- the graphs of both functions have the same x-intercept.

- neither graph has a y-intercept.