# Determine the length and breadth of a rectangle if the length is 3cm less than twice the breadth, and the perimeter is 18

40,002 questions, page 179-
## Physics

A person stands on a scale in an elevator. As the elevator starts, the scale has a constant reading of 600 N. As the elevator later stops, the scale reading is 396 N. Assume the magnitude of the acceleration is the same during starting and stopping.

*asked by Kate on April 1, 2011* -
## Physics Please Help

A point charge of charge 1 mC and mass 100 g is attached to a non-conducting massless rod of length 10 cm. The other end of the rod is attached to a two-dimensional sheet with uniform charge density σ and the rod is free to rotate. The sheet is parallel

*asked by Mathslover on May 18, 2013* -
## Physics

The conducting rod ab shown below makes frictionless contact with metal rails ca and db. The apparatus is in a uniform magnetic field of 0.855 T, perpendicular to the plane of the figure. The length L of the rod is 25 cm. (a) Find the magnitude of the emf

*asked by Chloe on July 24, 2011* -
## Physics

The conducting rod ab shown below makes frictionless contact with metal rails ca and db. The apparatus is in a uniform magnetic field of 0.855 T, perpendicular to the plane of the figure. The length L of the rod is 25 cm. (a) Find the magnitude of the emf

*asked by chloe on October 19, 2011* -
## Physics (help steve)

A boy is spinning on a chair and holding a paper bag so that it is horizontal, and perpendicular to the axis of the rotation. What should be the angular velocity of the boy in radians/second so that the bottom of the bag breaks? Details and assumptions

*asked by Mark on July 8, 2013* -
## SCIENCE,PHYSICS

A boy is spinning on a chair and holding a paper bag so that it is horizontal, and perpendicular to the axis of the rotation. What should be the angular velocity of the boy in radians/second so that the bottom of the bag breaks? Details and assumptions

*asked by GT on July 10, 2013* -
## Physics (help steve)

A boy is spinning on a chair and holding a paper bag so that it is horizontal, and perpendicular to the axis of the rotation. What should be the angular velocity of the boy in radians/second so that the bottom of the bag breaks? Details and assumptions

*asked by Kay on July 9, 2013* -
## Algebra II

A cowboy is practicing his lassoing technique by lassoing the fence posts at his ranch. Consider that is lariat forms a perecly elliptical shape centered at the origin while he twirls it. If the fence posts are 2 inches in circumference and the cowboy

*asked by Danny on May 23, 2012* -
## physics

In a long jump, an athlete leaves the ground with an initial angular momentum that tends to rotate his body forward, threatening to ruin his landing. To counter this tendency, he rotates his outstretched arms to "take up" the angular momentum. In 0.393 s,

*asked by jr on March 15, 2011* -
## physics

An ideal gas occupies a volume of 1.87 cm3 at 15.7°C and a pressure of 101,325 Pa. a) Determine the number of molecules of gas in the container. Boltzmann’s constant is 1.38 x 10-23 m2kg/s2K Answer: b) Determine the total internal energy of the gas.

*asked by abbey on May 9, 2018* -
## Math

A ranch is 7680 acres. It is a rectangle that is a mile longer than it is wide. What are the dimensions of the ranch?

*asked by Kristen on November 13, 2013* -
## math

The dimensions of a rectangle measuring 32cm by 24cm are enlarged in the ratio 5:2.find the new dimensions

*asked by Tawanda on October 12, 2011* -
## math

which has the greater area: a square with a side that measures 7 meters, or a 6-by-8 meter rectangle? what is the area?

*asked by tracy on January 13, 2011* -
## algebra

A rectangle with sides 8 cm and 6 cm and one with sides 10 cm and 9 cm. Find the ratio of the perimeter and the areas of each pair of figures.

*asked by kennedy on April 26, 2011* -
## honors geometry

a rectangle picture measures 12 cm by 30 cm. it is mounted in a frame 2 cm wide. fin the area of the frame.

*asked by kourtney on May 12, 2011* -
## geometry

a rectangle is 17 inches wide 29 inches long what angle does the diagonal make with the lengths?

*asked by taylor on May 20, 2014* -
## Telisis Prep

The base of a rectangle is 6 inches greater than twice the height. The perimeter is 78 inches. Find the area.

*asked by Bailey on April 27, 2013* -
## Math (ms sue or Kuai pleas e help)

The "4" ranch is 7680 acres. It is a rectangle that is a mile longer than it is wide. What are the dimensions of the ranch?

*asked by Kristen on November 13, 2013* -
## Math

A room is 45 m x 15 m. What is the least number of rectangle tiles required to pave the floor of the room, if each tile is 50 cm x 1m?

*asked by robin on January 26, 2013* -
## maths

the lenght of a rectangle is 1cm more than its width,it has a area of 414cm2 what is the width to one decimal place?

*asked by charlie on March 12, 2014* -
## Math

One side of a rectangle is longer than the other side by 1cm. If the area is 30cm, find its perimeter.

*asked by Vanessa on November 23, 2012* -
## 6 grade math

I need help with these two problems if someone can explain the steps thank you Use a generic rectangle to find each product Problem 1: 3 and 1/6 × 2 and 1/2 Problem 2: 1 and 1/3 × 1 and 1/6

*asked by Unknown1 on March 2, 2017* -
## Math

The diagonal EG of rectangle EFGH has end points of (-2,2) and (3,10). If EF is parallel to the y-axis, what is the perimeter of EFGH?

*asked by Anonymous on September 16, 2013* -
## math

a rectangle has a base of 25 in. and a height of 15 in. if the shape is dilated with a scale factor of .6, what is the area of the new shape?

*asked by kaylee on March 25, 2013* -
## math

a rectangle is 6in wide and 14in tall if it is reduced to a width of 3in then how tall will it be

*asked by Anonymous on February 22, 2013* -
## Math

One side of a rectangle is 2cm longer than the other side .its area is 195cmsquare .find its perimeter

*asked by Abdullah on July 23, 2016* -
## Calculus

What is the maximum area of a rectangle that has sides along the positive x-axis and y-axis and lies below the line 3x+2y=1

*asked by Aj on August 1, 2016* -
## algebra

need formula shaded rectangle with circle in middle. shaded area outside 3ft by 5ft.

*asked by matt on April 20, 2011* -
## Math

What is the area of a rectangle that has side lengths of 2/5 foot and 3/8 foot? Would I just multiply 2/5 x 3/8=6/40? Is 6/40 the correct answer?

*asked by Patrick on October 17, 2018* -
## Algebra II

A rectangle is 5 inches wide and 6 inches long. If each side is increased by x, the area is tripled. What is the value of x?

*asked by Carlos on July 2, 2011* -
## Geometry

I need help!! Find the perimeters and areas of rectangle The base is 8m and one side is 5m. Do i just add up one of the side however it said the area??

*asked by Lisa on June 9, 2010* -
## math

the state of Colorado is roughly the shape of a rectangle the is miles by 382 miles. what is its area

*asked by Anonymous on May 11, 2015* -
## math

What is the result when correctly solving the formula for the variable w when the formula for the perimeter P of a rectangle is P=2l + 2w? Is it w = (p-2l)/2 If not, please explain. Thanks

*asked by Jane on May 10, 2013* -
## math

there is a playground shaped like a rectangle 40 feet wide and 80 feet long.what is the perimeter of the yard?

*asked by vanessa joeph garica fernandez on March 3, 2010* -
## Math

If a circle is drawn that contains all four vertices of a rectangle(24x18) and the area of the circle is k(3.14) square centimeters, what is k?

*asked by Anonymous on July 12, 2013* -
## Maths

Expand and simplify expression for the area of an rectangle Shorter side = x+3 Longer side = 5x-4

*asked by Susanna on November 18, 2013* -
## Math

A rectangle has a perimeter of 20cm. Two of the side are 2cm longer than the other two sides. How long is each side?

*asked by Ally on August 28, 2007* -
## math

The fuel rods for a certain type of nuclear reactor are bundled into a cylindrical shell. Consider this cross-section showing 19 identical fuel rods: a) If the diameter of the cylindrical shell is 12.35 cm, calculate the shaded area of the cross-section.

*asked by gaurav on October 10, 2011* -
## science

Which example describes a method of relative dating? A. using fossils to determine the oldest rock layer in a canyon B. using radioactive isotopes to calculate the age of a rock C. measuring the depth of tree bark D. examining historical records to

*asked by dominique on December 4, 2012* -
## sicence

Which example describes a method of relative dating? A. examining historical records to determine when a volcano erupted B. using radioactive isotopes to calculate the age of a rock C. measuring the depth of tree bark D. using fossils to determine the

*asked by megan on October 23, 2013* -
## Computer Science

A memory in 64bit architecture has size 1,024Mbytes (note that 1,024 = 2^10). 1)How many 64-bit words is its capacity? How much is this capacity in bits? How much is the same capacity in bytes? 2)How many cells does this memory have? If we want to be able

*asked by Leslie on April 10, 2013* -
## physis

Three spiders are resting on the vertices of a triangular web. The sides of the triangular web have a length of a = 0.85 m, as depicted in the figure. Two of the spiders (S1 and S3) have +7.7 µC charge, while the other (S2) has −7.7 µC charge. a)What

*asked by Jimmy on January 12, 2014* -
## physis

Three spiders are resting on the vertices of a triangular web. The sides of the triangular web have a length of a = 0.85 m, as depicted in the figure. Two of the spiders (S1 and S3) have +7.7 µC charge, while the other (S2) has −7.7 µC charge. a)What

*asked by Jimmy on January 12, 2014* -
## Geometry

The area of a rectangle is 72 square inches and the perimeter is 44 inches. Find its dimensions.

*asked by Anonymous on July 19, 2013* -
## Geometry

IS Evrey rectangle a square or is evrey rhombus a paralleogram. I forgot these things need help!

*asked by Nolan on May 12, 2008* -
## calculus

rectangle is inscribed between the x-axis and the parabola y=16-x^2 wiht one side along the x-axis as shown below

*asked by khallid on October 30, 2011* -
## Geometry

In the figure to the right, ABCD is rectangle. Find the area of △ABC, if the area of △AOD is 10.

*asked by Matt on March 5, 2017* -
## math

Triangles C and D are congruent. If the area of the rectangle is 20 square units, what is the area of the triangle C?

*asked by Isabella on January 28, 2014* -
## math

can someone help me in finding the process in finding the area for a triangle, trapezoid, circle and rectangle

*asked by Jenny on May 8, 2013* -
## math

if the of musician in a fanfare is between 21 and 49. which way does the musician have to stand to form the biggest number of rectangle

*asked by bob on October 30, 2016* -
## geometry

The vertices of a rectangle are R(–5, –5), S(–1, –5), T(–1, 1), and U(–5, 1). After translation, R' is the point (–11, –11). Find the translation rule and coordinates of U'.

*asked by Cindy on December 16, 2011* -
## Math

In the figure to the right, ABCD is rectangle. Find the area of △ABC, if the area of △AOD is 10.

*asked by Matt on March 5, 2017* -
## Geometry

The vertices of a rectangle are R(–5, –5), S(–1, –5), T(–1, 1), and U(–5, 1). After translation, R' is the point (–11, –11). Find the translation rule and coordinates of U'. (x, y)--> (x – 6, y + 6); (–11, 7) (x, y)--> (x – 6, y –

*asked by Friendly Cactus on November 7, 2017* -
## Geometry

The area of a rectangle is 54 centimeters squared. The side lengths are 2x+1 and x+2. What is the measure of each side

*asked by Edith on September 5, 2011* -
## math

If a convex quadrilateral polygon has two rectangle and each angle is120° then what is the no of sides of polygon?

*asked by jyotiprakash on August 28, 2016* -
## College Math

Find the area of a rectangle if three of its corners are (-3.7, -3.1), (1.2, -3.1), and (1.2, 5.3). Hint: find the 4th corner first.

*asked by Richard D on October 19, 2012* -
## geometry

What is the most precise name for quadrilateral ABCD with vertices A(–3, 2), B(–1, 4), C(4, 4), and D(2, 2)? 1. parallelogram 2. rhombus 3. quadrilateral 4. rectangle

*asked by Bob on January 11, 2013* -
## Math

What had two right angels Parrallegram. Square trapezoid quadrilateral rectangle and why We thought trapezoid

*asked by Daniel mom on May 6, 2012* -
## Geometry

What polygon is similar to every other polygon of the same name? (A) triangle (B) parallelogram (C) rectangle (D) square (E) trapezoid

*asked by Anonymous on January 10, 2012* -
## math

measure and then draw then draw lines in the rectangle to show it has an area of 36cm How?

*asked by Cierrah on March 31, 2011* -
## Math

In the figure to the right, ABCD is rectangle. Find the area of △ABC, if the area of △AOD is 10.

*asked by Scarlet URGENT on March 5, 2017* -
## Trig FInd Translation Rule and Coordinates Thanks!

The vertices of a rectangle are R(–5, –5), S(–1, –5), T(–1, 1), and U(–5, 1). After translation, R' is the point (–11, –11). Find the translation rule and coordinates of U'. (x, y)--> (x – 6, y + 6); (–11, 7) (x, y)--> (x – 6, y –

*asked by LeXi ;) on March 1, 2012* -
## Alg 1

The formula for the perimeter P of a rectangle is P=2l +2w. What is the result when correctly solving the formula for the variable w?

*asked by Jane on May 9, 2013* -
## Math

The perimeter of a rectangle is 46 cm. One side is 9 cm longer than the other side. Find the lengths of the sides.

*asked by Amy on March 23, 2014* -
## College Math

Find the area of a rectangle if three of its corners are (-3.7, -3.1), (1.2, -3.1), and (1.2, 5.3). Hint: find the 4th corner first.

*asked by Richard D on October 19, 2012* -
## geometry

draw a rectangle in the following grid that has a perimeter of 14 units and an area of 12 square units

*asked by alla on November 8, 2010* -
## College Algebra

A rectangle field with area of 1,500,000 needs to be fenced. 2W+2L=5,000. solve for L and W

*asked by Albert on December 15, 2011* -
## math

The area of a rectangle is 72 square inches and the perimeter is 44 inches. Find its dimensions.

*asked by Anonymous on July 19, 2013* -
## maths --plse help me..

a circle enclose a rectangle of side 6cm and 8cm. what is the perimeter of the circle?

*asked by Anonymous on December 23, 2012* -
## math,correction

Find length x in each triangle. Express your answer in simplified radical form. leg 1 = 8 leg 2 = x hypotenuse = 12 MY answer: so x = ã80 I got √80 or appr. 8.94 yes the symbol is a radical. also since the directions say to leave as a radical form

*asked by jas20 on March 24, 2007* -
## math

Hi, I'm trying to learn factoring but a couple of things don't make sense to me and I'm hoping you could explain them. If I have P(x) = 2(x-3)(x-4), how do I automatically know that the zeros are x = 3 and x =4? If inside the parentheses it was (x+3)(x+4),

*asked by Carly on November 15, 2016* -
## Earth science

a fault is observed in a road cut, but there is no obvious rock units to correlate on either side of the fault to determine relative movement. How might you determine or even infer whether the hanging wall has moved up or down relative to the footwall

*asked by mark on December 30, 2007* -
## Elmentary Math for Teachers II

In a class of seven students, a teacher spins a seven-sectored spinner (with equal-sized sectors) to determine which students to ask questions. Determine about how many times a student can expect to be called on when 100 questions are asked.

*asked by Tracy on February 8, 2013* -
## physics

To determine the density of block of aluminum, you measured the mass at 101.1 g and a volume of 38.2 cm3 . When you looked up the value for aluminum density you found out it should be 2700 kg/m3 What is the percent error for your experimental data? a)

*asked by Anonymous on January 20, 2011* -
## physics

On a string instrument of the violin family, the effective length of a string is the distance between the bridge and the nut. For a violin, this distance is 30 cm, while for a cello it is 36.6 cm. The string of a violin is placed in a cello with the

*asked by PLEASE HELP!! on February 3, 2011* -
## Statistics

The table below shows the LOS for a sample of 11 discharged patients. Using the data in the table, calculate the mean, range, variance, and standard deviation, and then answer questions e and f. Round the variance and standard deviation to one decimal

*asked by Anonymous 11/9/13 on November 9, 2013* -
## MATHS

two sides of a rectangle are 20cm and 10cm. They are increased in the ratio 2:3 and 3:7. Find the percentage increased in its area?

*asked by ASDFG on July 19, 2012* -
## Geometry

tha area of a regular octagon found by decomposing the octagon into a rectangle into trapezoids is ________ m2

*asked by David on April 10, 2014* -
## geometry

A rectangle has a perimeter of 98 feet. The lenght is 8 feet longer than double the width. Find each Dimension.

*asked by Angie on April 22, 2008* -
## Math

A rectangle prism has a volume of 6.84m^3 and a hight of 1.2m. What is the area of the base of the prism. Please show all steps in doing v this. Please

*asked by Cheyenne on May 1, 2018* -
## Math

Draw and label all the rectangles with a perimeter of 24 units. Use only whole units. What is true about the rectangle with the greatest area?

*asked by HobiHoe on March 8, 2018* -
## Math

What is the shape of the bases for the following polyhedron? A right triangle prism is shown. A. triangle B. square C. rectangle D. circle

*asked by Anonymous on February 25, 2019* -
## Algebra

The frame of a picture is 30 cm by 36 cm outside. If the area of the picture (inner rectangle) is 480 square cm, what is the width of the uniform border?

*asked by Yin on March 22, 2015* -
## math

A rectangle is 4 inches longer than it is wide and has an area of 165 square inches. Find its dimensions

*asked by Megan on September 25, 2012* -
## Math

Aiden drew a square that has an area greater then Dalton's rectangle. what could the sides of austin's square be?

*asked by Linda on October 1, 2014* -
## arithmetic

I have a 10"x13" rectangle baking pan, 2" deep. I am having a party and need to know how many pieces can be cut for 50 people? Or how many can be cut?

*asked by Nes on March 1, 2012* -
## Math - PreCalc (12th Grade)

The function f(x) = x2 − 5 is defined over the interval [0, 5]. If the interval is divided into n equal parts, what is the area of the kth rectangle from the right? A) [(2+k(5/n))^2+5](5/n) B) [(k(3/n))^2−5](5/n) C) [(k(5/n))^2+5](5/n) D)

*asked by Shawna on March 21, 2014* -
## Math

a rectangle shape doctor's office has an area of 120 feet. what are the dimensions of this office space?

*asked by Julian on April 20, 2015* -
## geometry

A rectangle has sides of 22 ft and 30 ft you need to pour concrete 1ft wide and 4 ft deep how many cubic feet of concrete will you need?

*asked by Teresa on September 10, 2011* -
## Math - PreCalc (12th Grade)

The function f(x) = 6x + 5 is defined over the interval [-1, 4]. If the interval is divided into n equal parts, what is the value of the right end point of the first rectangle?

*asked by Shawna on March 21, 2014* -
## MATH Algebra

find the polynomial for the perimeter and for the area x+6 is listed on top a x is listed on left side of a rectangle

*asked by Anonymous on September 12, 2009* -
## goemetry

the vertice of rectangle ABCD are A=(0,0), B=(2a,0), C=(2a,2b) and D=(0,2b). Where M,N,P and Q are the midpoint of the consecutive sides of ABCD, what type of quadrilateral is MNPQ?

*asked by Johnny on February 27, 2013* -
## Math I REALLY NEED HELP!!!!!!!!!

Which of the following rectangles is similar to a rectangle that measures 12 units by 16 units? A/18x24 B/9x14 C/6x10 D/16x20

*asked by Sammy on January 9, 2013* -
## Math

Which of the following rectangles is similar to a rectangle that measures 12 units by 16 units? A/18x24 B/9x14 C/6x10 D/16x20

*asked by Sammy on January 9, 2013* -
## math

The sum of the area of the six congruent circles is 150 pi square centimeters. What is the area of the rectangle? Exact value

*asked by Shaniqua on January 30, 2011* -
## pre-algebra

What is the area of a rectangle measuring 1/3 meter by 1/5 meter. Express answer in units squared [meters2]

*asked by Robin on October 15, 2010* -
## Math

When finding the perimeter you have to add the sides not multiply right? For example a rectangle is 14 width and 29 height would the perimeter be 86in?

*asked by Lance on November 7, 2012* -
## 7th grade

What is the dimension of a rectangle whos perimeter is 42 inches and its area is 104 square inches? Explain.

*asked by Leyley on October 18, 2010* -
## 7th grade Ms. Sue help Pygorean Theoream asap quic

3. A ladder is leaning against a house. The distance between the base of the ladder to the house is 3 feet. The length of the ladder is 10 feet. In feet, how far above the ground does the ladder touch the house? (1 point) 4.2 9.5 10.4 14.1 4. A wire is

*asked by Delilah on October 9, 2012* -
## Physics

A 2.2m of steel wire hangs vertically down from a support. A 1.5m length of brass wire of the same diameter is attached to the lower end of the steel wire.when a 10 kg mass is attached to the lower end of the brass wire a total extension of 0.05 m is

*asked by Joseph on January 10, 2013*

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