Meara orders three drinks at Starbucks for a total of $18.45. Sales tax in her state is 6%. How much will she pay, for just the tax, on her order at Starbucks?

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.