What is the area of a circle of radius 11.87 m ? Express your answer using four significant figures.

Q: If you multiplied 4574 m by 56 m, how many significant figures should you report in your answer?

A: To determine Significant Figures

Q: Carry out the following arithmetic operations. (Give your answers to the correct number of…

A: a 756+37.2+0.83+2     =796.03    The addition of the numbers having different significant…

Q: Carry out the following arithmetic operations. (Enter your answers to the correct number of…

A:

Q: Calculate the area for a surface with a length of 2.56 cm and length 7.74 cm. Express the answer…

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Q: A student sees a newspaper ad for an apartment that has 2230 square feet (ft^2) of floor space. How…

A:

Q: A firkin is an old British unit of volume equal to 9 gallons. How many cubic meters are there in…

A: Given 1 firkin = 9 gallons We have to find 5.60 firkins equal to how many cubic meters.

Q: The volume of a sphere is increasing at a rate of  0,03 m3/min. What is the tax rate of change from…

A:

Q: answer

A: Given: 3.247 + 41.35 +0.2 - (23.45 x 1.5376) =

Q: A typical width of a human hair is 0.00010 m, scientific notation is ______ m.

A:

Q: In the product A ·B· C, A has 5 significant figures, B has 2 significant figures, and C has 3…

A: Given data:  A has 5 significant figures B has 2 significant figures C has 3 significant figures…

Q: Assuming that the following numbers are written with the correct number of significant figures, make…

A: the number of significant figures in the final result of an calculation is equal to the least number…

Q: .02 inches per second is equivalent to how many ft per hour? using dimensional analysis

A: Given  0.2 inch  per second  Let x be the value in ft /hr  Thus    0.2 inch /sec = x ft /hr

Q: Consider a rectangle with a measured width of ? = 9.6 ± 0.3 cm and a length of ? = 30.2 ± 0.7 cm.…

A:

Q: American football is played on a 100-yd-long field,excluding the end zones. How long is the field in…

A: Given:  d = 100 yard

Q: Evaluate the following expression and express the answer in scientific notation rounded to the…

A: 0.03348 m/s / [0.0094099 m + 2.28×10-4 m] = ?

Q: Carry out the following arithmetic operations. (Give your answers to the correct number of…

A: (a) Sum of the measured values 756+37.2+0.83+2=800 (b) The product 0.0032×356.3=1.1

Q: What is the total surface area of a right circular cylinder with a radius of 2.3 cm and a height of…

A:

Q: Convert the following units: 1. 10° um to cm 2. 2.4 x 103km to mm 3. 3 days to minutes 4. 1,200 mg…

A: 1. Convert micrometer to centimeter as:

Q: State how many significant figures are proper in the results of the following calculations:…

A: According to question we need to find how many significant figures are proper in the results of the…

Q: For the multiplication of 7.443m times 8.5m, the result should be reported with how many significant…

A:

Q: In a certain right triangle, the two sides that are perpendicular to each other are 4.50 m and 6.10…

A: According to Pythagoras theorem, the length of the third side of the triangle is c=a2+b2

Q: The SI unit for length is: kilometer mile meter inch

A: The S.I. unit of length is meter.

Q: Express the following product to the appropriate number of significant figures:      5.658 x 2.3

A: In multiplication, the least number of significant figures in any number of the problem determines…

Q: A 4.2 cm diameter cylinder has a length of 13.5 cm. What is the cylinder's volume in SI units?

A: Given data: Diameter of the cylinder, D=4.2cm =0.042m Length of the cylinder, L=13.5cm=0.135m

Q: A circular flower bed has a radius of 5.45m. Compute its (a) circumference in feet and (b) area in…

A:

Q: A unit of area often used in measuring land areas is the hectare, defined as 104 m2. An open-pit…

A: We know,

Q: In the calculation of the perimeter of a square measuring: 5.0 cm ± .05 cm by 5.0 cm ± .05 cm, What…

A:

Q: Each side of a square is increasing at a rate of 6 cm/s. At what rate is the area of the square…

A: Calculus has huge applications in our daily life. We will see how we can use differentiation to…

Q: The base of a pyramid covers an area of 13.0 acres (1 acre = 43 560 ft2) and has a height of 481 ft…

A: The base of the pyramid covers an area,

Q: What is the percent difference between 9.81 m/s2 and 992.31 cm/s2?

A: If we consider both the values only as experimental values then Value V1= 9.81m/s² Value…

Q: American football is played on a 100-yd-long field, excluding the end zones. How long is the field…

A:

Q: A human hair has a thickness of about85 mm. What is this in (a) meters and (b) millimeters?

A:

Q: What is the volume in L of a cube measuring 1m on each side?

A: Given data:  A cube has each side (s) = 1 m Required: The volume of cube in L

Q: Starting with the definition that 1.00 in. = 2.54 cm, find the number of kilometers in 3.107 miles,…

A: Given data,           1.00 inch = 2.54 cm.   By using general conversion, convert the units…

Q: The Sun, on average, is 93 million miles from the Earth. How many meters is this? Express (a) using…

A: Distance of sun from earth = 93 million miles  A) 1 million = 1,000,000 = 10^6  and 1 mile = 1609.34…

Q: If the sides of the triangle are given as a= 7 units and b=10 units, what is the longest side of the…

A: Side 1 of triangle: a = 7 units Side 2 of triangle: b = 10 units

Q: The number of significant figures in 0.06900 is (a) 5 (b) 4 (c) 2 (d) 3

A: The number of significant figures in 0.06900 is

Q: The consumption of natural gas by a company satisfies the empirical equation V= 1.50t + 0.008 00t2,…

A: Given, Empirical equation : V = 1.50t + 0.00800 t2

Q: The official FIFA soccer ball has a mass of 450 gram. If its diameter is 70 cm, what is the density?…

A: Given The official FIFA soccer ball has a mass of 450 gram if diameter is 70 cm what is the density.

Q: A particular convenience store offers a drink called the "MegaGulp". If the cup holds 107 fl oz. of…

A:

Q: An American football field is 109.7 m long and 48.8 m wide. To the correct number of significant…

A: Given: The length of the field is L=109.7 m. The width of the field is B=48.8 m.   The area of the…

Q: The length, breadth and thickness of a rectangular sheet of metal are 4.234 m, 1.005 m, and 2.01 cm…

A:

Q: 250km2 to ft?

A: We know that in the process of unit conversion from km to ft is ,                            1 km =…

Q: A pyramid has a height of 481 ft , and its base cover W area of 13.0 acres ( Fig . P1.20 ) . The…

A: Given, height, h = 481 ft base area, b = 13.0 acres 1 acre = 43560 ft2  1 ft = 0.3048 m 1 ft3=0.3048…