The use of DVDs has been declining at a rate of 12% every year. At this rate, if there are 105,250 DVDs in Pittsburgh this year, how many are the likely to be in 12 years?

Rhombus adef is inscribed into a triangle abc so that they share angle a and the vertex e lies on the side bc . what is the length of the side of the rhombus if ab=c, and ac=b.