09:31Multiplying and dividing with significant figures | Decimals | Pre-Algebra | Khan AcademyKhan Academy448views
08:59Addition and subtraction with significant figures | Decimals | Pre-Algebra | Khan AcademyKhan Academy499views
Multiple ChoiceWhat is the area of a sidewalk that is 2.293 m wide and 90 m long? Write your answer with the correct number of significant figures.885views15rank2comments
Multiple ChoiceA particle's position in meters is given by the function x(t)=2.0t4−3.0t. What is the velocity of the particle at t=3.0s?307views
Textbook QuestionA 5.4-cm-diameter cylinder has a length of 12.5 cm. What is the cylinder's volume in basic SI units?617views
Textbook QuestionPerform the following calculations with the correct number of significant figures. (d) 16.5/3.45281views
Textbook QuestionPerform the following calculations with the correct number of significant figures. (a) 159.31 x 204.6311views
Textbook QuestionCompute the following numbers, applying the significant figure rules adopted in this textbook. (c) sqrt(33.3)449views
Textbook QuestionPerform the following calculations with the correct number of significant figures. (c) 7.662 - 7.425271views
Textbook QuestionPerform the following calculations with the correct number of significant figures. (b) 5.1125 + 0.67 + 3.2288views
Textbook QuestionWith a wooden ruler, you measure the length of a rectangular piece of sheet metal to be 12 mm. With micrometer calipers, you measure the width of the rectangle to be 5.98 mm. Use the correct number of significant figures: What is (a) the area of the rectangle?680views1rank
Textbook QuestionMultiply 4.079 x 10² m by 0.057 x 10⁻¹ m , taking into account significant figures.212views
Textbook QuestionFor small angles θ, the numerical value of sin θ is approximately the same as the numerical value of tan θ. Find the largest angle for which sine and tangent agree to within two significant figures.270views
Textbook QuestionAn average family of four uses roughly 1200 L (about 300 gallons) of water per day (1L = 1000 cm³). How much depth would a lake lose per year if it covered an area of 60 km² with uniform depth and supplied a local town with a population of 40,000 people? Consider only population uses, and neglect evaporation, rain, creeks and rivers.304views