Daniela measures her math book and records its width as 21.9 cm to the nearest tenth of a centimeter. the actual measurement of the book’s width is 22.0 cm. what is the percent error of her measurement? round your answer to the nearest tenth of a percent.

Graph the system of inequalities presented here on your own paper, then use your graph to answer the following questions: y < 4x − 8 y is greater than or equal to negative 5 over 2 times x plus 5 part a: describe the graph of the system, including shading and the types of lines graphed. provide a description of the solution area. (6 points) part b: is the point (5, −8) included in the solution area for the system? justify your answer mathematically. (4 points)