Triangle DEF has vertices located at D (2, 1), E (3,5), and F (6,2).
Part A: Find the length of each side of the triangle. Show your work. (
Part B: Find the slope of each side of the triangle. Show your work. (3
Part C: Classify the triangle. Explain your reasoning, (3 points)

Aaron invested a total of $4,100, some in an account earning 8% simple interest, and the rest in an account earning 5% simple interest. how much did he invest in each account if after one year he earned $211 in interest? select one: a. $200 at 8%, $3,900 at 5% b. $3,200 at 8%, $900 at 5% c. $900 at 8%, $3,200 at 5% d. $3,900 at 8%, $200 at 5%