Mathematics, 18.07.2019 17:00 nicolemaefahey
Upper and lower bounds - ! 1. zoe weighs 62kg, correct to the nearest kg. write down the lower bound for zoe's weight. 2. the length of line ab=8.3cm, correct to 2 significant figures. write down the upper bound for the length of ab. 3. anu weighs 83kg, correct to the nearest half kilogram. write down the upper bound for anu's weight. 4. the length of line cd=27cm, correct to the nearest 0.5cm. write down the lower bound for the length of cd. 5. correct to the nearest mm, the length of a side of a regular hexagon is 3.6cm. calculate the upper bound for the perimeter of the hexagon. 6. the perimeter of a square is 24cm, correct to the nearest half cm. work out the lower bound for the length of a side. 7. correct to 1 significant figure, the area of a rectangle is 80cm^2. correct to 2 significant figures, the length of the rectangle is 12cm. calculate the upper bound for the width. 8. correct to 2 significant figures the area of a sqaure is 230cm^2. calculate the lower bound for the perimeter of the square.
Answers: 1
Mathematics, 20.06.2019 18:04
Using d, e, and f as values on a triangle and d being 60 degrees, what is the value of e and f if d is 60 degrees? also, what do you notice about the values of e and f?
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Mathematics, 21.06.2019 16:00
5,600 x 10^3 = a) 560 b) 5,000,600 c) 5,600,000 d) 56,000
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Arestaurant chef made 1 1/2 jars of pasta sauce. each serving of pasta requires 1/2 of a jar of sauce. how many servings of pasta will the chef be bale to prepare using the sauce?
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Mathematics, 21.06.2019 20:20
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Upper and lower bounds - ! 1. zoe weighs 62kg, correct to the nearest kg. write down the lower bou...
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