Need asap ❤️you have placed your money in a bank account with an interest rate of 5.8% compounding annually. after 5 years you have $9090 how much did you put in the bank originally? pl asap pl

The pyraminx is a rubik's cube-type toy in the shape of a tetrahedron. the pyraminx shown below has edges 15\,\text{cm}15cm long and vertical height h=12.2\,\text{cm}h=12.2cm. the triangle drawn with dashed lines is a right triangle. what is the distance rr? round your answer to the nearest tenth.