An individual was making blankets for a few friends. the individual used 6.25 feet of fabric for one blanket. if the individual makes 7 blankets, how many feet of fabric will the individual have used to make 7 blankets (round to the nearest whole number)?

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.