Which method represents a change in data formats? a) data reusing b) data re-engineering c) data warehousing d) data mining

The pyraminx is a rubik's cube-type toy in the shape of a tetrahedron (not a pyramid). the pyraminx shown below has edges 15\,\text{cm}15cm15, space, c, m long and vertical height h=12.2\,\text{cm}h=12.2cmh, equals, 12, point, 2, space, c, m. the triangle drawn with dashed lines is a right triangle. what is the distance rrr? round your answer to the nearest tenth.

Awell-diversified portfolio needs about 20-25 stocks from different categories.

List the five on-board vehicle subsystems