Consider a rectangle with a measured width of ? = 9.6 ± 0.3 cm and a length of ? = 30.2 ± 0.7 cm. What is the perimeter of this rectangle? What is the area of this rectangle?

Q: The perimeter of a rectangular solar panel is 260.0 cm. The ratio of the length to the width is 5 to…

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Q: With a wooden ruler, you measure the length of a rectangular piece of sheet metal to be 16 mm. With…

A: Answer: (A) 143.68 mm2 (B) 0.5612 (C) 49.96 mm (D)7.02 mm (E)1.7817 mm Explaination: Given length of…

Q: In the Bible, Noah is instructed to build an ark 300 cubits long, 50 cubits wide and 30 cubits high.…

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Q: What is the greatest distance on the surface of the earth that can be seen from the top of Mayon…

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Q: A plot of land contains 5.2 acres. How many square meters does it contain? [1 acre = 43,560 ft2.] a)…

A: Given plot area = A = 5.2 acres we have to calculate 'plot area in square meters'

Q: The dimensions of a box are given as follows: length=27.3cm width=15.5 heigth=5.4cm  Calculate the…

A: The length of a box is,                                      l = 27.3 cm The width of the box is,…

Q: How many significant figures are there in (a) 78.9 ± 0.2, (b)3.788 x 109, (c) 2.46 x1026, (d) 0.003…

A: a)Significant figures  are 7,8 and 9 .Reason: The decimal 78.9 is uncertain to one digit which is…

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

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Q: The area of a small rectangle is 418 mm-. Express this area in the S.I. unit. O a. 0.000418 square…

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

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Q: What is the ratio of the surface area to the volume (a) for the 1 m sphere (b) for the 2 m sphere…

A: Given data The radius of the first sphere is r1=1 m The radius of the second sphere is r2=2 m The…

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: What is the area of a rectangle measuring 1.2 ± 0.1 m and 1.7 ± 0.1 m?

A: Area of the rectangle measuring gives, 1.2±0.1 m and 1.7 ± 0.1 m Length of the rectangle with error…

Q: 1) one meter is equivalent to 3.281 ft. A cube with an a edge of 2.15 ft has a volume of A) 0.281…

A: Given : Edge = 2.15 ft

Q: A student wanted to calculate the radius, r, of the base of a spherical cylinder. The student…

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Q: The ratio between the length and the breadth of a rectangular park is 3 : 2. If a man cycling along.…

A: Given  Ratio of lenth oan width is 3:2 Lenth = 3X Width = 2X Perimeter = 2(2x+3x) = 10x

Q: Find the product below and express the answer with units and in standard scientific notation with…

A: In the first step, multiply the numerical value given in the expression, next find the product…

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

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Q: A circle has a diameter of 3.102 × 10-2 m. What is the area of the circle in cm2 (A = πr2, where "r"…

A: d=3.102*10-2 m=3.102 cm r=d/2=1.551 cm

Q: The cubit is an ancient unit of length based on the distance between the elbow and the tip of the…

A: We are suppose to answer only three sub-parts in a question. Kindly repost other sub-parts as…

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

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Q: A rectangle has a length of 3.452 ft and a width of 2.86 ft. Using significant figure rules, what is…

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Q: The cubit is an ancient unit of length based on the distance between the elbow and the tip of the…

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Q: Calculate the density in kg/m^3 of a cube with dimensions 0.1m and mass 0, of 0.1 kg? * 10 1000 100…

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Q: A rectangle has a length of (2.3 ± 0.1) m and a width of (1.4 ± 0.2) m. Calculate the area and the…

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Q: Express these numbers in scientific notation and identify the number of significant figures in each.…

A: A) 37.60        Scientific notation : 37.60*100        Significant figures : 4 B) 0.00250…

Q: A rug measures 8 feet in width and 12 feet in length. What is the area of the rug in square meters?…

A: Write the given values with the suitable variables. b=8 feetl=12 feet Here, b and l are the width…

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: A block of iron has dimensions 2 mx 0.5 m × 0.25 m. The density of iron is 7.8 g cm-³. Find the mass…

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Q: Perform the following calculations and report your answer to the correct number of significant…

A: In addition and subtraction the basic rule to follow is that the answer may not have more…

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

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Q: Container 1 has rectangular base with area of 4.03m ^ 2 and its height is 1.3 m. Container 2 has a…

A: Area of the base of container 1 is A=4.03 m2 Height of container 1 is H = 1.3 m Volume of container…

Q: A room has dimensions of 9.15 meters by 9.4 meters by 3.68 meters. What is the volume of the room in…

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Q: What is the area of a circle of radius (a) 11.37 m and (b) 6.8 m?

A: a) The required area of the circle is,

Q: For the Multiplication of 4.212m divided by 7.60m, the results should be reported with how many…

A: According to the rule of significant figures used in multiplication, the answer should be rounded…

Q: In the following calculations, be sure to express the answer in standard scientific notation with…

A: The following subtraction needs to be done:Let A=3.78×107 g- 4.701×105 gFirst we need to make the…

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: In one of the labs, a student found the length and width of a rectangular wooden board. The recorded…

A: As per Bartleby guidelines I have solved first question out of multiple questions and if you want…

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: The distribution of the heights in feet of black cherry trees is shown in the histogram below. 10 8…

A: No.trees and percentage have to find

Q: Using a ruler, you measure the length of a rectangle to be 12.75 cm and the width to be 3.64 cm.…

A: In the given question, Length of rectangle (L) = 12.75cm Width of rectangle (w) = 3.64cm We are…

Q: A cereal box has the dimensions of 19.75cm x 28.40 cm x 5.2 cm what is the volume of the box in…

A: Given data: Length =19.75 cm Width =28.40 cm Height =5.2 cm

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: A rectangle has a length of (2.7+_0.1) m and a width of (1.6+_0.2) m. Calculate the area and the…

A: Given,

Q: The sketch is a cross section through the earth, showing two points that have a difference in…

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Q: A typical oil molecule has an effective diameter of 0.25 nm. If 25 L (1 L is the same as 1000 cm3)…

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Estimate of calculation