Atriangle has a side length of 15 inches and 30 inches. it also has angels that measures 45 and 20.which of the following identifies the possible third side length and third angle of the triangle?
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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.