2.2 a tool used in the study. 2.2.1. crate paper model. 2.2.2 honeycomb paper products by structured is the graph of the sine function. 2.2.3 satisfaction assessment form per box or portable computer.
2.2 The instruments used in the study 2.2.1. The cardboard models 2.2.2 Products from paper honeycomb structure with a graph of the sine function 2.2.3. Assessment of satisfaction packaging portable computers.