Building A and B are across the street from each other, 35m apart. From a point on the roof of building A the angle of elevation of the top of building B is 24 degrees, and the angle of depression if the base of building B is 34 degrees. How tall is each building

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.