Ariver otter eats about 0.15 times its weight in food each day at the baytown zoo the male river otter weighs 5 pounds about how much food will the otter at the zoo consume each day explain how you found the answer

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.