A carpet is to be installed in a room of length 8.95 m and width 5.9 m. Find the

Question

A carpet is to be installed in a room of length 8.95 m and width 5.9 m. Find the area of the room retaining the proper number of significant figures. Use your calculator to determine (Squareroot 6)^3 to three significant figures in two ways. Find Squareroot 6 to four significant figures; then cube this number and round to three significant figures. Find Squareroot 6 to three significant figures; then cube this number and round to three significant figures. Which answer is more accurate? A b Explain. How many significant figures are there in each of the following? 71.4 plusminus 0.1 3.50 times 10^9 2.74000 times 10^-6 0.0086

Explanation / Answer

3) Area = length * width

= 8.95 * 5.9

= 52.81 m2

5) a) 2 sig figures

b)3 sig figures

c)9 sig figures

d) 2 sig figures

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