Multiply 3.079 X 102 m by 0.068 X 10-1 m, taking into account significant figures.

Q: A sphere of radius r has surface area A = 4πr2 and volumeV = (4/3)πr3. If the radius of sphere 2 is…

A: a)The ratio of the areas, A2/A1

Q: (a) A pyramid has a height of 461 ft and its base covers an area of 12.0 acres (see figure below).…

A:

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

A: Given that: The length of a surface is as: a=2.56 cmb=7.74 cm   It is required to determine the area…

Q: Multiply 9.096×10^2m by 0.093×10^−1, taking into account significant figures

A:

Q: A rectangular airstrip measures 30.00 m by 270 m, with the width measured more accurately than the…

A: Width if the strip, W=30.00 m Length, L=270 m To determine the area of the strip in correct…

Q: A thunderstorm drops half an inch 1∙0.01 m2 of rain on Washington, DC, which covers an area of about…

A: The expression for the required rain drop is,

Q: A student measured the length of a table to be 65 cm, but the table was actually 62 cm long. What…

A: Given data: Measured length lm=65 cm Actual length la=62 cm

Q: The measured dimension of a rectangular block are 2.267+/- 0.002 in., 3.376 +/- 0.002 in., ans 0.207…

A:

Q: The dimension of a room is 12 feet by 20 feet. Compute the area of the room square yards. Given 1…

A: The dimension of a room is 12 ft by 20 ft. So, length L=20 ft and breadth b=12 ft. The conversion…

Q: The micrometer (1 µm) is often called the micron. (a) How many microns make up 4.0 km? | um (b) What…

A: Given 1μm=10-6 m

Q: Express the following sum with the correct number of significant figures: 1.80 mm + 171.5 cm +…

A: Here, the sum is

Q: Where r is the radius of the sphere and pi = 3.14. If you measure the radius of a bowling ball to be…

A:

Q: How many significant figures are in the following numbers? (a) 78.9 ±\pm± 0.2 (b) 3.788 ×\times× 109…

A: 3

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: Express this product in units of km3 in standard scientific notation and with the appropriate number…

A: given that (4.2 km) × (4.0 m) × (13.24 × 10−3 mm)

Q: Convert 4-oz to grams, write your answer using one significant figure. Convert 1.88 y (year) and 65…

A: The answers are below

Q: You've been asked to calculate the mass of a conical pile of sawdust measuring 10 meters high with a…

A: Solution:-        We are given with height of a conical pile of…

Q: In a right triangle, the side opposite angle theta has length 9.26 m and the side adjacent to angle…

A: The length of the opposite side of angle theta is given as l = 9.26 m. The length of the adjacent…

Q: A plot of land has an area of 12.0 acres, if 1 acre is 4047 m², and a hectare has the same area as a…

A: Given: The area of the land is 12.0 acres. 1 acre is equal to 4047 m2. One hectare is equal to the…

Q: Perform the following calculation and state the result with the correct number of significant…

A: Significant number rule.  When two numbers are multiplied such that both the numbers have same…

Q: Azelastine hydrochloride is an antihistamine nasal spray. A standard size container holds one fluid…

A:

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

A:

Q: Estimate the number of pennies that would fit in a box one foot across by one foot wide by one foot…

A:

Q: Volume = area × thickness. Find the volume V as a function of thickness T if the area is 7.0 cm².

A: Given that; Volume= area×thickness Area=7.0 cm2 = 7×10-4m2 We have to find volume V as a function…

Q: three dimensions always have a particular relationship defined by the variable x.

A:

Q: A pyramid has a height of 481 ft. And its based covers an area of 13.0 acres. The volume of the…

A: Given that-Height of the pyramid= 481 ftArea of the base= 13 acres1 Acres= 43560 ft2then,13 acre=…

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: The radius of sphere 2 is triple the radius of sphere 1. What is the ratio of the areas, A2/A1?

A: Let us use subscript 1 for smaller sphere and subscript 2 for largersphere .Then , according to…

Q: How many significant figures are there in (a) 78.9 ± 0.2, (b) 3.788 × 10

A: Significant figures shows that the figures which gave the accuracy in the measurement.

Q: Calculate the following and express the answer in the proper number of significant figures:…

A: calculation

Q: f the walls in a room are 80.2 m2 in area and a gallon of paint covers 15.0 square yards, how many…

A:

Q: The numbers 2.745 and 2.735 on rounding off to 3 significant figures will give (a) 2.75 and 2.74 (b)…

A: When rounding numbers consider the significant digits you want to round to. Here the numbers are…

Q: Calculate the following and express the answer in the proper number of significant figures:…

A: Required : (5.245x0.03x9.0023)/(4.076x0.029x42.3)

Q: A rectangle has a length of (5.1 ± 0.2) m and a width of (2.3 ± 0.1) m. Calculate: (a) the area and…

A:

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: How many significant figures are there in (a) 0.0210, (b) 5.060, (c) 7.10 * 10-4,(d) 1.0 * 105?

A: significant figures

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