A triangular prism has a triangular base with an area of 6 square centimeters and a perimeter of 12 centimeters. The volume of the prism is 18 cubic centimeters. What is the surface area of the prism?

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%