Prove that triangle ADE is congruent to CDF

Write an equation of the line that passes through 9,2 and is parallel to the line y=5/3x+9

Extremely mega ultra important question! plss answer as fast as you can you will get 84 points! the area of this right triangle is half the area of which of these rectangles?

Acollege student takes out a $7500 loan from a bank. what will the balance of the loan be after one year(assuming the student has not made any payments yet) a. if bank charges 3.8% interest each year ?