Mini-Investigation Suppose you measure the sides of a rectangle to calculate its area
Chapter 8, Problem 24(choose chapter or problem)
Mini-Investigation Suppose you measure the sides of a rectangle to calculate its area. Using your ruler, you find that the base of the rectangle is between 15.6 cm and 15.7 cm, and the height is between 12.3 cm and 12.4 cm. a. Find the smallest possible area and the largest possible area. b. What do you think is a reasonable value for the actual area of the rectangle? c. If you use 15.65 cm for the base and 12.35 cm for the height, the calculated area is 193.2775 cm2 . From your answers to part a, explain why the last four digits in this calculation are not considered significant.
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