Asurvey for brand recognition is done and it is determined that 68% of consumers have heard of dull computer company. a survey of 800 randomly selected consumers is to be conducted. for such groups of 800, would it be unusual to get 574 consumers who recognize the dull computer company name?

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.