# 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 33
1. ## math

Which statement is true for all regular pyramids? A) the length of the altitude is equal to the length of the slant height*** B) all lateral faces are congruent isosceles triangles C) the base and the faces are similar polygons D) all edges are equal in

asked by Not Tellin' Ya Ma Name on January 12, 2017
2. ## algebra

A gardener wants to create a triangular garden in the shape of a right triangle with shortest side length x-2y ft. and the middle length side x+6y ft. What is the area of the garden? multiply this out and express in simpliest correct mathematical form

asked by Laura on February 6, 2011
3. ## Math

The length of the Boston Marathon is 138,435 ft. Each stride, or step, by a particular runner is 3 ft long. Does the number of strides the runner takes fit evenly into the length of the race? Explain.☜⬅︎⥢⇍ PLEASE HELP😇🙏 please help also

asked by ♡school lover♡ on November 13, 2018
4. ## Math

A wheelchair ramp to a public building forms a 15 degree angle with ground and reaches a height of 2.3 metres above the ground. A) fill in these values on the diagram to the right. B) Label the length of the ramp, X . Then find its length ( to one decimal

asked by Lori on April 11, 2015
5. ## algebra

A gardener wants to create a triangular garden in the shape of a right triangle with shortest side length x-2y ft. and the middle length side x+6y ft. What is the area of the garden? multiply this out and express in simpliest correct mathematical form

asked by Laura on February 6, 2011

Sorry for the re-post but I really need to know this, but now I just want to know if the question is right. A spring with a force of 5.2 N/m has a relaxed length of 2.45. When a mass is attached to the end of the spring and allowed to come to rest. the

asked by Pablo on November 4, 2010
7. ## Algebra 2

The width of a rectangular box is twice the height. Twice the length of the box exceeds the sum of the width and the height by 5in. Given that the sum of the length, width, and height is 16in, find the length, width, and height. I got, w=2h 2L=w+h+5

asked by Coly on November 17, 2015
8. ## Map Rectangle

The scale of the map is 1:1000. What are the actual dimensions of a rectangle which appears as 4cm by 3cm on the map? What is the area on the map in cm2. What is the actual area in m2.

asked by abc on October 16, 2014
9. ## MATH!!

The area of Mrs.Raders rectangular garden is 100 square feet. One side is a stone wall. She encloses the other 3 sides with 30 feet of fencing. What are the dimensions of her garden? I have the length of the triangle to be 30-2x and the width to be x. But

asked by megan on May 7, 2007
10. ## math

a person has a rectangular garden one length of the garden lies along the patio wall. however the rest of the garden is enclosed by 30 ft of fencing. if the length of the garden is three times its width, what is the area of the garden

asked by Jaimi on February 17, 2016
11. ## Unknow

A man has a rectangular garden. One length of the garden lies along a patio wall. However the rest of the garden is enclosed by 32 feet of fencing. If the length of the garden is twice its width, what is the area of the garden.

asked by Lee on March 27, 2013
12. ## Math

your yard is 72 square feet and twice as long as it is wide.Fencing is sold in lenghts of 4.2 feet, 6.0 feet, 8.5 feet, and 12 feet. If you only want to buy 1 type of frncing, which length is closest to the length you need?

asked by Illie V.(: on April 14, 2010
13. ## physics!!!!!

When the distance between the hole and floor is h1=20 cm, the images's length is l1=20 cm; when the distance between the hole and floor is h2=40 cm, the images's length is l2=36 cm . What is the length L of the ceiling lamp in m?

14. ## Homeschool

A ibc with no lid is made by cutting four squares if side length x from each corner of a 10 cm by 20 cm rectangle sheet of metal. Sketch the graph of the function and state restriction 250 200 150 100 50 -5. 5. 10. 15 -50 -100 -150 -200 -260

asked by Vicky on September 30, 2015
15. ## math

Sorry, another question. ** Determine whether parallelogram ABCD is a rhombus, a rectangle, or a square. List all that apply. Explain your reasoning. 1) A(12,0), B(6,-6), C(0,0), D(6,6) I know to do this. I just don't know if it's a rhombus, rectangle, or

asked by yonoodles on March 8, 2015
16. ## Trig

The lengths of segments PQ and PR are 8 inches and 5 inches, respectively, and they make a 60-degree angle at P. (a) Find the area of triangle PQR. (b) Find the length of the projection of segment PQ onto segment PR. (c) Find the length of segment QR. (d)

asked by Sarah on April 17, 2010
17. ## MATH help

A box with no top is to be constructed from a piece of cardboard whose Width measures x inch and whose length measures 3 inch more than the width the box is to be formed by cutting squares that measure 1 inch on each side of the 4 corners and then folding

asked by HM on September 18, 2011
18. ## calculus

Consider a window the shape of which is a rectangle of height h surmounted by a triangle having a height T that is 1.1 times the width w of the rectangle If the cross-sectional area is A, determine the dimensions of the window which minimize the perimeter.

asked by sam on April 1, 2013
19. ## calculus

Consider a window the shape of which is a rectangle of height h surmounted by a triangle having a height T that is .3 times the width w of the rectangle If the cross-sectional area is A, determine the dimensions of the window which minimize the perimeter.

asked by diandra on November 3, 2016
20. ## calculus

A rectangle is bounded by the x-axis and the semicircle y = ¡Ì36 ¨C x2, as shown in the figure below. Write the area A of the rectangle as a function of x, and determine the domain of the area function.

asked by Bridgette on September 29, 2011
21. ## Science/Math

A water jet approximately 10ft in length & 6-7 inches in diameter traveling @ mach3.5-4.5 hitting an object traveling @ mach 5, 10-15ft in length with a weight of 2500 lbs can its course of travel be altered, and/or can said object be destroyed completely?

asked by mike19708 on May 10, 2014
22. ## Calculus

Consider the curve below. x = (cos(t))^2 y = cos(t) 0 ≤ t ≤ 6π (a) Find the distance traveled by a particle with position (x, y) as t varies in the given time interval. (b) What is the length of the curve? I have no idea on how to evaluate this

asked by Jed on December 12, 2015
23. ## Geography (w/ geometry)

So I'm trying to calculate the latitude of where I am via a few factors. My lesson says I need to know the following: The date of my measurements: 4/3/17 the time: 12:30 my height: 5' 10" my shadows length: 4' 6" It then says first, compute the angle of

asked by Dan on April 4, 2017
24. ## Chemistry

Is the NO3- single bond length shorter than NO2H single bond length? Based on Lewis structure of it.

asked by Kara on June 16, 2017
25. ## math

a length of a rope 72 feet long is cut into two lengths the first piece is two times as long as the second piece what are the length of the two pieces

asked by Anonymous on October 3, 2012
26. ## Math

A model of an airplane is 11 inches in length. The actual length of the airplane is 209 feet. What is the scale used to build the model? Please Help Me!!!

asked by Saniah on May 11, 2016
27. ## MTH 156

On a MaP, The length of a nature-center trail is 8.2 centimeters. If the scale is 3 centimeters to 24 kilometers, what is the actual length of the trail?

asked by Cluless on November 26, 2010
28. ## Math

A box with a height of 2 centimeters has a volume of 24 cubic centimeters. The length is three times longer that its width. What is the length of the box?

asked by David on February 4, 2013
29. ## Math

A wire measures 137 centimeters in length. The shorter piece is 13 centimeters short. find the of length each piece.

asked by Raquel on January 12, 2012
30. ## Shiv jyoti public school..jalandhar..punjab

If wire has resiatence 0.45 ohm. What will be the length of another wire if length is increased by4 times and area decreased by 3 times?

31. ## algebra

the description of a tv is based on diagonal length. if the height of the tv is 10 inches and the width is 7 inches, what is the approximate diagonal length in this case? a.17 b.12 c.9 d.7

asked by pls help on November 7, 2016
32. ## math

a steamship has length of 8783/4 feet it's width at widest point is 991/2 feet how much grater is it's length than it's width

asked by roshanda on October 12, 2013
33. ## Maths

There is a square garden whose area is 425.5969sq.m.If from every side the length is decreased by 0.03m,then what will be the possible length of new square garden.

asked by Akash on June 25, 2014
34. ## math

a piece of wood is divided into three pieces in the ratio 3 : 4: 2. the length of the longest piece is 72 cm. calculate the length of the pices of wood

asked by anaon on June 7, 2016
35. ## MATH

A model airplane is 11 inches in length. The actual length of the airplane is 209 feet. what is the scale used to build the model?

asked by Saniah on May 11, 2016
36. ## math

the height of a triangle is 5 cm more than the length of the base. if the area of a triangle is 133 cm^2 find the hight nad length of the base

asked by luz on March 31, 2013
37. ## algebra

If perimeter of an isoceles triangle is 37 inches, and the lengths of both sides are 6 inches less than 3 times the length of the base, what is the length of all three sides?

asked by cj on January 29, 2008
38. ## Math

On a map the length of a nature- center trail is 4.6 centimeters. If the scale is 2 centimeters to 30 kilometers. What is the actual length of the trail.

asked by Renee on December 11, 2011
39. ## geometry

the length of 2 diagonals of a quadrilateral is 10cm and 24cm respectively. both the diagonals are perpendicular bisector of each other. find the length of all sides of the quadrilateral and name it

asked by ashish on January 9, 2012
40. ## Algebra

Length of a side on a square is 5cm longer than the side of another square. the total area is 193cm. what is length of original?

asked by Dave on February 10, 2015
41. ## algebra

the length of a rectangular photograph is 5in. more than the width. If the area is 50 in^2 what are the dimensions of the photograph? the width is__in. and the length is ____in.

asked by student on February 15, 2013
42. ## physics

A cube with a mass of 40 g is made from a metal with a density of 6 g/cm3. What is the volume of the cube and the length of each edge? ----volume cm^3 -----length cm^3

asked by Beth on November 5, 2016
43. ## math

On a map, the length of a nature-center trail is 10.8 centimeters. If the scale is 3 centimeters to 20 kilometers, what is the actual length of the trail.

asked by theresa on April 13, 2012
44. ## Math

I don't understand this. on a blueprint, the length of a wall is 5 centimeters. if the actual length of the wall is 15 feet, what is the scale of the blueprint?

45. ## Math

The width of a swimming pool is 18.5ft, and the length is 10.75ft. Write the ratio of length to width as ratio of whole numbers

asked by Tracie on February 26, 2009
46. ## MTH 156

On a map, the length of a nature-center trail is 8.2 centimeters. If the scale is 3 centimeters to 24 kilometers, what is the actual length of the trail.

asked by Barbara on November 23, 2010
47. ## Maths

The dimension of picture are 30*20cm.what length of wooden frame is needed to frame the fence it, what is the length of the wire needed?

asked by Aishwarya on October 22, 2017
48. ## math

35 percent of the total length of the screen at the movies is 51.8 feet. What is the total length of the screen? Please give full details.

asked by kim on April 28, 2015
49. ## Math

A length of a metal bar has a cross sectional square of 12cm. If the length is 2m, what is the volume of the metal bar in cm3?

asked by Lillie on September 21, 2016
50. ## Geometry

An isosceles trapezoid has bases of length 20 and 12 centimeters and legs of length 11 centimeters what is the area of the trapezoid to the nearest tenth

asked by Julieta on February 23, 2013
51. ## Math 6 help

The length of a puppy on a scale is 6 cm. If the scale is 1:9cm, what is the actual length of the puppy? 14cm 54cm 48cm 15cm

asked by Rose 11 on January 9, 2015
52. ## Geometry

An isosceles trapezoid has bases of length 20 and 12 centimeters and legs of length 11 centimeters what is the area of the trapezoid to the nearest tenth

asked by Julieta on February 23, 2013
53. ## Math

A scale drawing has a scale of 1/4 in. :6ft. Find the length on the drawing for each actual length a.18ft b. 66ft c. 204ft

asked by maggie on February 10, 2014
54. ## Physics

Consider a metal rod that is 1.42 m in length at a temperature of 14.4°C. The coefficient of linear expansion is 5.22×10-5°C-1. What is the change in length of the rod as temperature increases from 14.4°C to 52.0°C.

asked by Emily on April 21, 2016
55. ## Math

A flag has a length of 3 1/3 feet when the width is 1 5/6 feet. Write the ratio of the length to the width as a fraction in simplest form.

asked by Carl on June 23, 2016
56. ## math

a model of a house is drawn using a scale of 3in=15ft. what is the length of the actual house if the model has a length of 15in

asked by Taylor on May 15, 2012
57. ## Pre Algebra

Find the missing length, when the perimeter is 9x+11. They give me 2 lengths: 2x+3 and 3x+1 how could I find the missing length x? would I add 2x+3+3x+1? and then subtract the total by 9x+11?

asked by Lily on June 11, 2008
58. ## Math help ? confused

The length of the Boston Marathon is 138,435 ft. Each stride, or step, by a particular runner is 3 ft long. Does the number of strides the runner takes fit evenly into the length of the race? I am lost on this question. Can anyone give me a direction? Do I

asked by Tobi on December 5, 2012
59. ## Algebra II

In a right triangle, the length of the longer leg is 7 more inches than the shorter leg. The length of the hypotenuse is 8 more inches than the length of the shorter leg. A). If the shorter leg is representd by x, write expressions for the longer leg and

asked by Austin on October 28, 2018
60. ## science

1. A convex mirror with a focal length of -20cm forms an image 15cm behind the surface. If the object height is 1.2cm what is the image height? 3. A solid glass sphere with a radius of 5cm and index of refraction of 1.52 has a small coin embedded 3cm from

asked by Anonymous on July 26, 2011
61. ## math

1. Find the length of the hypotenuse of a right triangle with legs of 9 cm and 12 cm A. 8 cm B. 21 cm C. 15 cm D. 225 cm the length of the hypotenuse of a right triangle with legs of 13 cm the length of one leg is 5 cm find the length of the other leg A.

asked by Duece on November 15, 2017
62. ## Math

on Mindy's guitar, the frequency of a vibrating string varies inversely as the length of the string. When a guitar string of "s" inches in length that vibrates at a frequency of 80 cycles per second is shortened to 6 inches in length, it vibrates at a

asked by Pablo on August 5, 2013
63. ## Math Word Problem

I asked my teacher, and my teacher said it had 3 shelves.. A bookcase is to be constructed. The height of the bookcase is 4 feet longer than the lenght of a shelf. If 20 feet of lumber is available for the entire unit (including the shelves, but NOT the

asked by Vanessa on August 21, 2007
64. ## Spherical Trigonometery

I am trying to apply the formula cos c = cos a x cos b + sin a x sin b x cos C to find the length of c in my spherical triangle. I am working with 2 examples in a book in which the answers are given. In the first example all the sines & cosines calculated

asked by Mike on January 15, 2008
65. ## Calculus

Sketch the vector field F⃗ (r⃗ )=2r⃗ in the plane, where r⃗ =⟨x,y⟩. Select all that apply. A.All the vectors point away from the origin. B. The vectors increase in length as you move away from the origin. C. All the vectors point toward the

asked by A on October 10, 2015
66. ## math

the total length of 4 blue banners and 5 yellow banners is 49 meters. the total length of 2 blue banners and 1 yellow banner is 17 meters all banners of the same color have the same length. find the length of each blue banner.

asked by shohanur on March 30, 2013
67. ## math

The total length of 4 blue banners and 5 yellow banners is 49 meters. The total length of 2 blue banners and 1 yellow banner is 17 meters. All banners of the same color have the same length. Find the length of each blue banner

asked by Matt on October 31, 2018
68. ## math

the total length of 4 blue banners and 5 yellow banners is 49 meters. the total length of 2 blue banners and 1 yellow banner is 17 meters all banners of the same color have the same length. find the length of each blue banner.

asked by shohanur on March 30, 2013
69. ## math

the total length of 4 blue banners and 5 yellow banners is 49 meters. the total length of 2 blue banners and 1 yellow banner is 17 meters all banners of the same color have the same length. find the length of each blue banner.

asked by shohanur on March 30, 2013
70. ## English

"Tolerance is the word used most often when this kind of coexistence succeeds, but tolerance is a vanilla-pudding word, standing for little more than the allowance of letting others live unremarked and unmolested. Pride seems excessive, given the American

asked by Elizabeth on September 16, 2015
71. ## calculus

Let f(x)=1x^3+2.5x+3. In this problem you will estimate f'(-3) by computing the average rate of change of f(x)over a small interval. Round your answers to three decimal places. 1. First choose the interval of length .1 with -3 being the left endpoint of

asked by anonymous on October 4, 2010
72. ## Calculus

Let f(x)=1x^3+2.5x+3. In this problem you will estimate f'(-3) by computing the average rate of change of f(x)over a small interval. Round your answers to three decimal places. 1. First choose the interval of length .1 with -3 being the left endpoint of

asked by kennedy on October 5, 2010
73. ## math

zack is planning to make a flower garden he has 24 one yard sections of fence that he plans to place around garden he wants the garden to be aas long as possible what longest length he can use for the garden how wide will the garden be is this area

asked by aron on May 9, 2016
74. ## Pre-Calculus

Squares of side length x are removed from the 4 corners of an 11in by 8.5in piece of paper. The sides are then folded up to create an open-top box. Write a funcion that determines the volume of the box and determine the functions range. How much should be

asked by Calvin on January 8, 2017
75. ## Calculus applications

The bending moment (M) along a beam is M = WLx/2 -Wx2/2 kNm where x is the distance of a beam length L from the left hand end. W is the weight per unit length. (a) Shear force is calculated as the differential of bending moment. Find an expression for

asked by Scott on December 5, 2016
76. ## math. plzz help

calculate the slant height for the given square pyramid. Round to the nearest tenth. Pyramid base= 6cm height=5 cm 6.2 cm 5.8 cm 7.8 cm 7.2 cm Calculate the length of the diagonal for the given rectangular prism. Round to the nearest tenth. Length= 10 cm

asked by anonymous on March 11, 2014
77. ## Math help, anyone?

calculate the slant height for the given square pyramid. Round to the nearest tenth. Pyramid base= 6cm height=5 cm 6.2 cm 5.8 cm 7.8 cm 7.2 cm Calculate the length of the diagonal for the given rectangular prism. Round to the nearest tenth. Length= 10 cm

asked by Princess Anna on March 10, 2014
78. ## Physics

A solid cylinder of mass 2.0kg and radius 0.40cm being rotated about an axis through its Centre and parallel to its length with a frequency of 25Hz.Determine the angular momentum

asked by Kenro on June 6, 2018
79. ## PHYSICS

AN OBJECT 5.0 HIGH IS PLACED 35CM FROM CONCAVE MIRROR OF FOCAL LENGTH 15CM BY DRAWING A RAY DIAGRAM.DETERMINE THE POSITION,SIZE AND NATURE OF IMAGE

asked by Anonymous on May 11, 2016
80. ## Calculus

A rectangle is 2 feet by 15 inches. Its length is decreasing by 3 inches/minute and its width is increasing at 4 inches/minute. How fast is the a) perimeter changing b) area changing

asked by Anonymous on November 2, 2014
81. ## Calc

Consider a window the shape of which is a rectangle of height h surmounted by a triangle having a height T that is 0.5 times the width w of the rectangle (as shown in the figure below). If the cross-sectional area is A, determine the dimensions of the

asked by Storme on April 9, 2016
82. ## Calc

Consider a window the shape of which is a rectangle of height h surmounted by a triangle having a height T that is 0.5 times the width w of the rectangle (as shown in the figure below). If the cross-sectional area is A, determine the dimensions of the

asked by Storme on April 9, 2016
83. ## Maths

Determine the area of the area of the square ABCD with AB =3cm

asked by Anonymous on August 27, 2018
84. ## physics

A vibrating stretched string has length 139 cm, mass 38 grams and is under a tension of 38 newtons. What is the frequency of its 5th overtone? f_{6} = If the source of the wave is an open organ pipe of the same length as the wire and the temperature of the

asked by pauletta on April 21, 2014
85. ## algebra

A gardener wants to create a triangular garden in the shape of a right triangle with shortest side length x – 2y ft. and the middle length side x + 4y ft. What is an algebraic expression for the area of the garden? Be sure to multiply this out and

asked by andrea on April 28, 2011
86. ## Math

BASIC MATHEMATICS MAT/115 I have this problem and it is my last one and I can not figure it out can someone help me the question is. Find the missing length of the right triangle, 7,25 it is a scalene triangle I have been fighting with this problem for the

asked by danny on May 15, 2007
87. ## Intermediate Algebra

A gardner wants to create a triangular garden in the shape of a right triangle with shaortest side length x-8y ft and the middle length side x+6y ft. What is an algebraic expression for the area of the garden? Be sure to multiply this out and express in

88. ## Word Problem

A grander want to create a triangular garden in the shape of a right triangle with shortest side length x-6y ft. and the middle length side x + 6y ft. what is an algebraic expression for the area of the garden? Be sure to multiply this out and express in

asked by Miguel on March 15, 2011
89. ## Geometry

Triangles ABC and DEF are congruent. The length of the line segment AB is 5 yards, the length of the line segment BC is 7 yards, and the length of the line segment CA is 9 yards.

asked by dawn on January 23, 2012
90. ## Physics

A block of mass M hangs from a rubber cord. The block is supported so that the cord is not stretched. The unstretched length of the cord is L_0 and its mass is m, much less than M. The "spring constant" for the cord is k. The block is released and stops at

asked by Keith on December 2, 2009
91. ## math 107

Use the following diagram of a flowerbed of petunias to answer the following questions. This diagram is a rectangle with ½ a circle on each end. The circle diameter is 22 feet, while the length of the rectangle is 60 feet. If you draw an X in the middle

asked by kristie on February 23, 2015
92. ## physics

please help--I don't understand how to get started! A small particle of mass 2.0 x 10^-19 kg is attached to a nanofiber of relaxed length 0.50 nm (Recall that 1.0 nm = 10^-9 m) . The nanofiber is attached to a substrate (an immovable wall). The plot is a

asked by julia on November 23, 2009
93. ## trigonometry

determine the distance between the ladder and the house when its angle of elevation is 63.5 degree and the length of the ladder is 20 ft?

asked by norly maacarang on November 5, 2017
94. ## physics

The second resonant length of an open air column is 48cm. Determine the first and third resonant lengths

asked by Melissa on June 5, 2012
95. ## Math

Aurelia wants to enlarge a 4 by 6 photo so that it has a width of 15 use a ratio tabke to determine the new length of the photo

asked by Briar on September 8, 2015
96. ## math

the length of a rectangular garden is 4m more than its width determine the gardens width if the area is 117m^2

asked by jay on May 30, 2016
97. ## geometry

rectangle a is similar to smaller rectangle b. the scale factor is 5/3. if the area of rectangle a is 150 square inches, what is the area of rectangle b?

asked by josh on March 22, 2012
98. ## Maths

Mariolys is creating a numbered list of distinct integers. Luigis sees that there are N numbers in the list, and states that he can find either a subsequence of length 13 with increasing terms or a subsequence of length 17 with decreasing terms. What is

asked by ABCD on May 29, 2013
99. ## geometry

a rectangular box is to be constructed with its length four times the size of its width, and its height one half the size of its length. the volume of the box must be 1000 cubic centimeters. find the dimensions of the box

asked by Anonymous on October 19, 2011
100. ## Pre-Calc

Here I am again stuck with another geometry type question. Here goes: A rectangle is inscribed between the x-axis and the parabola y=36-x^2 with one side along the x-axis. He drew the picture with the parabola at points (-6,0) (6,0) (0,6) the rectanle is

asked by MUFFY on October 3, 2009