2.Mark is building a slide for his kids. The ladder is 3 meters tall and the slide is 5 meters long. What is the distance between the ladder and the bottom of the slide?

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.