Cindy has a rectangular patio that is 20 feet wide and 40 feet long. She plans to expand her patio by increasing both dimensions by a factor of 0.25

Which approach to the theory-and-research cycle does the following sequence reflect: (1) specific observations suggest generalizations, (2) generalizations produce a tentative theory, (3) the theory is tested through the formation of hypotheses, and (4) hypotheses may provide suggestions for additional observations?

Solutions for 2x+7 less than or equal to 3x-5

Alex measured the length of an item to be 3.7 cm. the actual length is 3.5 cm. what is alex’s percent error?