Polygon B is a scaled copy of polygon a. What is the scale factor that was used.

i believe that the answer is

b. y-1=-2(x-4)

hope this !

26 is 33.33% of 78

step-by-step explanation:

26 is what percent of 78?

26 is p% of 78

equation: y = p% * x

solving our equation for p

p% = y/x

p% = 26/78

p = 0.3333

convert decimal to percent:

p% = 0.3333 * 100 = 33.33%