1. physics

    Two plus lenses have focal lengths in the ratio 7:1. When placed together in close contact the focal length of the combination is +12.5cm. What are the focal lengths of the two lenses?

    asked by shaky on December 6, 2015
  2. Maths

    A triangle has side 9cm 12cm 18cm the longest side of a similar triangle measure 12cm what are the length of other side

    asked by Vicky on November 9, 2017
  3. Math

    A shipping crate carrying e-readers has a length of 19 1/3 feet, a width of 7 2/3 feet and a height of 7 5/6 feet. What is the volume of the shipping crate. Please Help.........

    asked by Lucy on February 26, 2016
  4. math

    A rectangular prism has length of 10.4 millimeters, width of 5 millimeters, and height of 8 millimeters. What is the volume of the rectangular prism? i know its short but i realy need help

    asked by Anonymous on January 29, 2019
  5. Math

    Kim’s herb garden is 2 feet by 4 feet. He wants to double the length and the width of the garden. How will the area of the herb garden change?

    asked by Mila on May 3, 2018
  6. Math

    The surface area of a cube is 150cm squared. The area of one face of the cube is 25cm squared. What is the length of one edge of the cube?

    asked by Cherie on November 28, 2012
  7. Math

    a scale drawing of a billboard uses the scale 4cm: 9ft. The length of the billboard in the drawing is 11cm. How long is the actual billboard.

    asked by Bryce on March 8, 2017
  8. math

    On a map of the Fox River, 1 centimeter represents 6.5 kilometers. If a trail by the river is actually 26.65 kilometers long, what is the length of the river on the map?

    asked by nancy on November 19, 2013
  9. Physics

    Two plus lenses have focal lengths in the ratio 3:1. When placed together in close contact the focal length of the combination is +8.33cm. What are the focal lengths of the two lenses?

    asked by Nikki on November 4, 2013
  10. to ms.sue project

    so if i use construction paper, its the same length as the copy paper? but if i use construction paper, wont it be hard to write on?construction paper is kinda rough.

    asked by Celest on August 6, 2012
  11. Math

    Sarah competes in a long jump competition her first jump is 4.25 m her best jump is 4% more than this however her best jump is 15% lower than the winning jump work out the length of the winning jump

    asked by Emily on May 2, 2019
  12. math

    Claire's old aquarium has a volume of 27,000cm3. She bought a new aquarium in which the length and width are 5 times those of her old tank. What is the volume of Claire's new aquarium?

    asked by Roger on January 6, 2010
  13. math

    if triangle ABC is similar to triangle DEF and the scale factor is 3, what is the length of side EF if side BC is 6m? triangle ABC is larger.

    asked by Georgeth on April 21, 2016
  14. math

    The perimeter of the triangle is 40 inches. If you wanted to construct a similar triangle with a perimeter of 50 inches, what would be the length of the shortest side of the triangle?

    asked by Megan on January 29, 2012
  15. Physics

    E2 (total) of rod (of length L = 9.15 mm) = 4.18 ×10^3 V/m. E1=1.76 x 10^3. E3=1.57 x 10^3. The rod consists of three sections of the same material but with different radii. The radius of section 3 is 2.27 mm. What is the radius of (a) section 1 and (b)

    asked by Shawn on March 28, 2010
  16. Geometry

    I have to do this web quest table and i just want to make sure that i did this right. please help check this for me! I did this in excel so i marked the questions with my answers with different symbols. it is a little confusing. Probability of 2 randomly

    asked by Cheryl on February 2, 2011
  17. College Anatomy

    Where do bones increase in length? Where do bones increase in diameter?

    asked by Becky on September 29, 2010
  18. math

    if a scale model of a truck is 5m, and the scale is 1:8, what is the length of the truck?

    asked by ashley on October 8, 2015
  19. pre-algebra

    a tree is 5 ft. tall and has a shadow of 12 ft. if you are 5 ft. tall, what is the length of your shadow

    asked by taylor on May 21, 2012
  20. math

    What is the length of the line segment between A(-10, 8) and B ( -10 ,-3)? A. 18 units B. 5 units C. 11 units D. 12 units

    asked by I NEED HELP FAST!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! on May 16, 2014
  21. science

    why does the period of the pendulum decrease if the length of the pendulum decrease?

    asked by maya on January 8, 2013
  22. pre-algebra

    a tree is 5 ft. tall and has a shadow of 12 ft. if you are 5 ft. tall, what is the length of your shadow

    asked by taylor on May 21, 2012
  23. Math Word Problems

    Hi, I am having some trouble with some problems, can you please help. thanxs!!! 1. A car rental agency charges $250 per week plus $0.25 per mile to rent a car. How many miles can you travel in one week for $300? -Would the equation look like: 300= 250x +

    asked by Vanessa on August 18, 2007
  24. Physics

    A pendulum consists of a sphere of mass 1.5 kg attached to a light cord of length 10.9 m as in the figure below. The sphere is released from rest when the cord makes a 58 degree angle with the vertical, and the pivot at P is frictionless. The acceleration

    asked by Amanda and Leah on January 10, 2012
  25. math 7th grade

    jeremiah want to construct a diagram of his dream house.he decides that he wants the area of the house to be 9600 square meters.in designing the house jeremiah decides that he wants the length of the house to be 1.5 times the width of the house

    asked by alibaba on October 14, 2012
  26. math

    are the answers b. c a d b c 9. The sides of a rectangle are increased by a scale factor of 4. The perimeter of the smaller rectangle is 20 cm. What is the perimeter of the larger rectangle? (1 point) 320 cm 80 cm 120 cm 60 cm 10. A right triangle has an

    asked by Anonymous on November 9, 2018
  27. Math

    Mrs. Dalton wanted to purchase a new fence to put around the Danish playground . The playground has a length of 25 yards and a width of 30 yards. How much fence does she need to purchase?

    asked by Kelli on February 4, 2013
  28. Physics

    Heat is added to a silver bar of mass 0.034 kg and length 0.28 m. The bar expands by an amount of 3.8×10-4 m. How much heat was added? Please i need the answer and the equation to get to the answer Thanks!

    asked by Jake on February 7, 2019
  29. math

    a diving board is 4 feet above a pool that is 15 feet deep. The total length of a person's dive is 10 feet. How many feet below the surfac of the water did the person dive

    asked by joe on August 6, 2012
  30. math

    A banner in the shape of an isosceles triangle has a base that is 2 inches shorter than either of the equal sides. If the perimeter of the banner is 34 inches, then what is the length of the equal sides?

    asked by Anonymous on March 29, 2011
  31. algebra

    scale drawing of a rectangular room has a length of 18 inches and a width of 12 inches. if the scale for the drawing is 1 inch =21/2 feet, what is the permeter of the actual room

    asked by dontrarius on March 28, 2012
  32. algebra 1

    A Fisheye lens has a minimum focus range of 13.5 centimeters. If 1 centimeter is equal in length to about 0.39 inch what is the minimum focus range of the lens in feet

    asked by kamryn on October 15, 2015
  33. Physics

    A candle, 3.5 cm high, placed 29 cm in front of a curved mirror forms an image at a distance of 12 cm from the mirror. Focal length of mirror? How high is the image? What type of mirror is this?

    asked by Con on April 2, 2012
  34. Algebra

    The perimeter of a triangle is 60 cm. The longest side exceeds the shortest one by 10 cm.and the sum of the lengths of the longest and the shortest ones is twice the length of the other side. Find the lengths of the sides.

    asked by Ricky on May 21, 2017
  35. math

    circle O has a diameter D and circle P has a diameter d. the two circles are externally tangent. find the length of the common external tangent in terms of the circles' diameters

    asked by Cadie on April 24, 2018
  36. Ms. Sue - 6th Grade Math-Connections Academy

    This diagram is a scale drawing of a fountain. If the side length of one square is 2 feet, what is the area of the fountain? A stands for Area. A. A = 9 to the second power. B. A = 12 to the second power. C. A = 18 to the second power. D. A = 36 to the

    asked by Geek Girl on April 2, 2016
  37. Math

    Tammy drew a scale drawing of a house. The scale she used was 14 millimeters = 5 meters. The actual length of the garage is 15 meters. How long is the garage in the drawing?

    asked by Jasmine on April 25, 2013
  38. math

    A rubber band is stretched around the four circles (each with radius r cm). i) Show that the total length of the rubber band is given by the expression r(8+2π)cm. ii) Show that the area of the shape is given by the expression r^2(12+π) cm^2

    asked by anonymous on February 15, 2018
  39. Physics

    A candle, 3.5 cm high, placed 29 cm in front of a curved mirror forms an image at a distance of 12 cm from the mirror. Focal length of mirror? How high is the image? What type of mirror is this?

    asked by Con on April 1, 2012
  40. trigonometry

    two angle of a triangle are 38 degree 27 minutes and 48 degree 42 minutes, respectively. if the longest side of the triangle is 256.6 cm ong find the length of the shortest side.

    asked by frances on March 22, 2017
  41. math

    A rubber band is strung around six circles (each with radius r cm). a) Show that the area of the shape is given by the expression r^2(12+6√3+π). b) Show that the total length of the rubber band is given by the expression 2r(6+π).

    asked by anonymous on February 19, 2018
  42. Math

    Raquel is mowing her rectangular lawn. The area of her lawn is 800 sq.ft The width of her yard is twice as long as the length of the yard. How wide is her yard? How long is her yard?

    asked by Anonymous on August 19, 2015
  43. physics

    Calculate the period of a ball tied to a string of length 1.7 m making 3.6 revolutions every second. Answer in units of s Calculate the speed of the ball. Answer in units of m/

    asked by Edith on January 11, 2012
  44. math

    The bus is 55 feet long and 12 feet wide the maintenance crew wants to paint 3 pink stripes around the outside of the bus what will be the total length of the three pink stripes?

    asked by Dove on December 17, 2014
  45. calculus

    A box with a square base and an open top is to have a volume of 68in^3 . Neglect the thickness of the material used to make the box, and find the dimensions of the box that would minimize the amount of material used. The width and length of the box are

    asked by Haley on March 30, 2010
  46. Maths

    A)Sam jogs 6 laps around a circular running track which has a radius of 30 meters. How far does she jog in total? B)Tom and Jerry decide to find the perimeter of their garden. Tom measures the length as 5.2meters while Jerry measures the width as 37cm.

    asked by Anonymous on February 24, 2011
  47. Physics

    The figure below shows a thin rod, of length L and negligible mass, that can pivot about one end to rotate in a vertical circle. A heavy ball of mass m is attached to the other end. The rod is pulled aside through an angle θ and released. (a) What is the

    asked by Terra on July 24, 2010
  48. Trigonometry

    a rope dancer was walking on a loose roop tied to the top of two equal post of height 9m. when he was 3m above the ground, it was found that stretched pieces of roop made angle of 30 degree and 60 degree with the horizontal line parallel to the ground.

    asked by Akash on January 23, 2018
  49. Physics

    What is the spring constant of a spring that stores 25 J of elastic potential energy when compressed by 7.5 cm from its relaxed length? I know that I should chnage 7.5 cm into .075 m. Is this equation correct? U(x)= 1/2kx^2. I should have gotten 89N/cm for

    asked by Jamie on January 2, 2007
  50. Math trigonometry

    a rope dancer was walking on a loose roop tied to the top of two equal post of height 9m. when he was 3m above the ground, it was found that stretched pieces of roop made angle of 30 degree and 60 degree with the horizontal line parallel to the ground.

    asked by Akaash on January 23, 2018
  51. physics

    a) Find the inductance of an ideal solenoid with 300 turns, length 0.5m, and a circular cross section of radius 0.02m. b) A solenoid with = 1000, = 1.0 cm and = 50cm is concentric within a second coil of = 2000, = 2.0 cm, and = 50cm. Find the mutual

    asked by fati on January 8, 2011
  52. Physics

    A square has sides of length L. In the lower-right and lower-left corners there are two sources of light waves, one in each corner, that emit identical in-phase light waves of wavelength 8.28 m in all directions. What is the minimum value of L such that

    asked by A on March 29, 2016
  53. physicis

    A cylinder 15 cm long and 9 cm in radius is made of two different metals bonded end-to- end to make a single bar. The densities are 4.3 g/cm3 and 6.3 g/cm3. 15 cm 9 cm radius What length of the lighter-density part of the bar is needed if the total mass is

    asked by imani on July 22, 2016
  54. Physics

    Margaret walks to the store using the following path: 0.435 miles west, 0.280 miles north, 0.300 miles east. What is her total displacement? That is, what is the length and direction of the vector that points from her house directly to the store? Find

    asked by Anonymous on January 26, 2012
  55. Physics

    A thing rod of length L and negligible mass, that can pivot about one end to rotate in a vertical circle. A heavy ball of mass 5.00kg is attached to the other end. The rod is pulled aside through an angle 30.0 degrees and released. What is the speed of the

    asked by Andrea on December 9, 2010
  56. Math 7th Geometery

    I have a complex figure like a U shape. I understand the formula for this is l x w = a Can you show me the steps? 31m is parael to 31m this would be the height (sides of the U)?? or is this the width? Length 69m Width is on the right top of U 23m. Inside

    asked by Max on April 24, 2013
  57. Physics

    To demonstrate standing waves, one end of a string is attached to a tuning fork with frequency 120 Hz. The other end of the string passes over a pulley and is connected to a suspended mass M, as shown. The value of M is such that the standing wave pattern

    asked by AJ on October 1, 2012
  58. algebra, HELP!

    9. The sides of a rectangle are increased by a scale factor of 4. The perimeter of the smaller rectangle is 20 cm. What is the perimeter of the larger rectangle? (1 point) 320 cm 80 cm 120 cm 60 cm 10. A right triangle has an area of 13 m2. The dimensions

    asked by Lilly on November 12, 2012
  59. Statics

    You have a stainless steel hollow rod (E=193GPa,ν=0.29) that has an inner radius r of 1.2cm, a wall thickness t of 0.7mm, and a length L of 5cm. Calculate the critical loads, in kN, for local buckling and Euler bucking (Pcr,local and Pcr,Euler,

    asked by Anjum on October 28, 2017
  60. Algebra

    These are the three questions that I'm struggling with. Question 2 is a matter of terminology. Questions 1 and 3 are just difficult for me to decipher through and are causing me some confusion. (The initial set of directions apply to each question). 1.

    asked by Elizabeth on January 13, 2015
  61. Math

    1. Use formulas to find the lateral area and surface area of the given prism. Round your nearest answer to the nearest whole number. use the large 19x6 m rectangles on the top and bottom as the bases. Left corner is 2m, bottom length is 19m, and right face

    asked by Tim on May 16, 2016
  62. calculus

    Your task is to design a rectangular industrial warehouse consisting of three separate spaces of equal size.? The wall materials cost $58 per linear foot and your company has allocated $27840 for those walls. 1) The dimensions which use all of the budget

    asked by saud on November 13, 2011
  63. math

    A manufacturer of open tin boxes wishes to make use of pieces of tin with dimensions 8 in. by 15 in. by cutting equal squares from the four corners and turning up the sides. a. Let x inches be the length of the side pf the square to be cut out; express the

    asked by miss 49 on July 30, 2016
  64. physics

    A piece of putty of mass m = 0.75 kg and velocity v = 2.5 m/s moves on a horizontal frictionless surface. It collides with and sticks to a rod of mass M = 2 kg and length L = 0.9 m which pivots about a fixed vertical axis at the opposite end of the rod as

    asked by bob on November 14, 2014
  65. Algrebra readiness

    What is the solution to negative square root of 7 to the nearest integer? A)9 B)8 C)-8 D)-9** Shelly sews a blanket that has an area of 170 square feet. It has 30 square blocks, each the same size. What is the approximate length of each side of a block?

    asked by Pear on November 6, 2016
  66. Physics

    Bar BC in the figure has length L, constant cross sectional area A, and is composed of a homogeneous material with modulus E. The bar is fixed between walls at B (x=0) and C (x = L). The bar is subjected to a variable distributed load per unit length,

    asked by skrillex on July 17, 2016
  67. strength of materials

    Bar BC in the figure has length L, constant cross sectional area A, and is composed of a homogeneous material with modulus E. The bar is fixed between walls at B (x=0) and C (x = L). The bar is subjected to a variable distributed load per unit length,

    asked by ashwni on July 17, 2016
  68. Math

    The density if a sample is 5.8g/cm^3. the sample fills a cylindrical container whose hieght is 10.2 cm and whose radius is 4.3cm Find the mass of the sample. Mason, I'm sure the reason you haven't received any responses yet is that you haven't indicated

    asked by Mason on July 23, 2007
  69. Geometry

    Can someone please check these for me. I have to leave answers in Pi. Find the Volume of a right cone with radius 6 height 10 V=1/3 pi r squared*h =1/3pi (6)^2(10) =1/3(360)pi =120pi Find the volume of a sphere with radius 3cm V=4/3 pi r^3 =4/3 pi3^3

    asked by DANIELLE on July 9, 2007
  70. math

    Tom Schriber, a director of personnel of Management resources, Inc. is in the process of designing a program that its customers can use in the job finding process. Some of the activites include preparing resumes, writing letters, making appointments to see

    asked by kae on December 8, 2013
  71. MAth

    Which statement is a true statement all rectangles or squares all squares or rectangles every rhombus is a rectangle every rectangle is a rhombus

    asked by Brooke on January 26, 2017
  72. Math

    Which statement is a true statement 1. All rectangles are squares 2. All squares are rectangles 3. Every rhombas is a rectangle 4. Every rectangle is a rhombas

    asked by Helper on January 27, 2015
  73. math

    Janice plans to build a rectangular table top with an area of 60+20r square inches. The width of the table top is 10 inches. What is the length of the table top?. THANK YOU

    asked by Sam on March 3, 2015
  74. physics

    A convex spherical mirror has a focal length of -20 cm. An object is placed 30 cm in front of the mirror on the mirror's axis. Where is the image located? Answer 12 cm in front of the mirror 60 cm behind the mirror 60 cm in front of the mirror none of the

    asked by shirly on March 17, 2014
  75. Algebra 2!!

    A shed is designed so that its height is 8 meters less than its width, and its length is 10 meters greater than its width. If the volume is about 1,000 cubic meters, what is the width of the shed (to the nearest meter)?

    asked by Tee on May 5, 2011
  76. Physics

    A Hospital patient has injured her leg, how much mass must be used to keep her leg stationary.  The leg has a mass of 2.6 kg and is 0.87 meters in length, the rope for the tension mass  is connected at 0.65 meters from the knee.

    asked by P on November 28, 2017
  77. Math

    The volume of a suitcase is 1,200 cubic inches. Its length is 20 inches, and its height is 10 inches. What is the width? Write an equation to represent the width. Then find the width of the suitcase.

    asked by Anonymous on May 1, 2018
  78. Physics

    A Hospital patient has injured her leg, how much mass must be used to keep her leg stationary.  The leg has a mass of 2.6 kg and is 0.87 meters in length, the rope for the tension mass  is connected at 0.65 meters from the knee.

    asked by Darla on November 28, 2017
  79. Physics

    A swimming pool filled with water to its edge, the depth of the water is 2m and an electric lamp is placed at a distance equals 8m from the edge of the pool over a column its height 6m. Calculate the length of non-apparent part from the pool bottom with

    asked by Anab on November 2, 2012
  80. Physics

    A ski gondola is connected to the top of a hill by a steel cable of length 720 m and diameter 1.3 cm. As the gondola comes to the end of its run, it bumps into the terminal and sends a wave pulse along the cable. It is observed that it took 14 s for the

    asked by Eden on December 2, 2010
  81. Pre-Calc

    A rectangular package to be sent by a delivery service can have a maximum combined length and girth (perimeter of a cross section) of 120 inches. a. Show that the volume of the package is V(x)= 4xsquared(30-x) b. Use your graphing calculator to find the

    asked by Hannah on September 26, 2010
  82. Math-Algebra 1

    The bed of a truck holds 1920 cubical boxes that are 1 foot on each side. If the height of the truck bed is 10 feet, which is a possible combination for the length & width of the truck bed? Answers: a.) 20feet, 9feet b.) 18feet, 12feet c.) 24feet, 8feet

    asked by Taylor Leigh on May 2, 2012
  83. Physics

    A 3.5 × 103 kg car accelerates from rest at the top of a driveway that is sloped at an angle of 16.9◦ with the horizontal. An average frictional force of 4.1×103 N impedes the car’s motion so that the car’s speed at the bottom of the driveway is

    asked by Willow on October 17, 2013
  84. Physics

    A 3.5 × 103 kg car accelerates from rest at the top of a driveway that is sloped at an angle of 16.9◦ with the horizontal. An average frictional force of 4.1×103 N impedes the car’s motion so that the car’s speed at the bottom of the driveway is

    asked by Willow on October 17, 2013
  85. algebra

    A rectangular piece of cardboard is 2 units longer than it is wide? From each of its corner a square piece 2 units on a side is cut out.The flaps are then turned up to form an open box that has a volume of 70 cubic units.Find the length and width of the

    asked by Firdous on April 29, 2013
  86. Physics

    A 3.5 × 103 kg car accelerates from rest at the top of a driveway that is sloped at an angle of 16.9◦ with the horizontal. An average frictional force of 4.1×103 N impedes the car’s motion so that the car’s speed at the bottom of the driveway is

    asked by Willow on October 17, 2013
  87. Geometry

    Line RS is bisected at T. If line RT = 4x + 29 and TS= x + 17, what is the length of line RS

    asked by Dabria on October 13, 2011
  88. Physics

    A car is behind a truck going 18 m/s on the highway. The car's driver looks for an opportunity to pass, guessing that his car can accelerate at 0.6 m/s2 and that he has to cover the 20-m length of the truck, plus 10-m extra space at the rear of the truck

    asked by Azel on February 13, 2016
  89. Data Management

    Stuck with 2 questions. Need of assistance before tomorrow. Question 1. A summer camp has seven 4.6m canoes, ten 5.0m canoes, four 5.2m canoes, and four 6.1m canoes. Canoes are assigned randomly for campers going on a canoe trip. a) Show the probability

    asked by Aurora on December 21, 2006
  90. math

    A rectangular pool's depth is 1m at the shallow end and gradually increases to 4m at the deep end. The pool is 32m in length and 12m width. 1. calculate the total surface area (m squared) of the pool. 2. The cost of painting the pool at $5 per square foot.

    asked by Lindsay on November 29, 2012
  91. Maths

    A full binary tree of height 4 has 15 nodes The 8 nodes at the bottom of the tree are called end nodes or leaf nodes. Two distinct end nodes are uniformly chosen. The expected length of the shortest path between them can be expressed as a/b, where a and b

    asked by HELP~ on May 29, 2013
  92. cary collage

    "A 2.5-kg block slides down a 25 degree inclined plane with constant acceleration. The block starts from rest at the top. At the bottom, its velocity reaches 0.65 m/s. The length of the incline is 1.6m. a) What is the acceleration of the block? b) What is

    asked by sahan on September 27, 2010
  93. math

    Jackie is making window curtains for her window.Each curtain will be 108 inches long.Fabric is sold in yards.What is the length of each curtain in ysrds? A. 3 yards B. 9 yards C. 27 yards D. 36 yards

    asked by stephanie on December 13, 2011
  94. Physics

    To demonstrate standing waves, one end of a string is attached to a tuning fork with frequency 120 Hz. The other end of the string passes over a pulley and is connected to a suspended mass M, as shown. The value of M is such that the standing wave pattern

    asked by AJ on October 5, 2012
  95. algebra (check answers)

    1. a rectangle has side lengths (x + 5) meters and (2x - 1) meters. write an expression in simplest form that represents the perimeter of the rectangle. my answer is 6x + 4 2. find the sum and difference: 2(3x - 4) + (2x - 5) = 8x - 13 2(3x - 4) - (2x - 5)

    asked by teaopi on November 28, 2015
  96. Statics

    A cantilever beam, made of a material with a Young's modulus, E with a rectangular cross section with a moment of inertia I, is under a uniformly distributed load, q, across the length L of the cantilever at a point load P at the free end of the

    asked by Anjum on October 28, 2017
  97. college, structures

    the rectangular steel bar shown supports a concentric load of 13000lbf. Both ends are fixed. If te modulus of elasticity is 29x10^6 lbf/in^2, what is the maximum length the rod can be without experiencing buckling failure? P=13,000 lbf | _________________

    asked by jai on December 11, 2008
  98. Physics

    A yo-yo with an axle diameter of 2.00cm has a 80.0cm length of string wrapped around it many times in such a way that the string completely covers the surface of its axle, but there are no double layers of string. The outermost portion of the yo-yo is 4.00

    asked by seth on May 25, 2013
  99. Physics - Electromagnetism

    A square loop (length along one side = 20 cm) rotates in a constant magnetic field which has a magnitude of 2.0 T. At an instant when the angle between the field and the normal to the plane of the loop is equal to 20 and increasing at the rate of

    asked by Robert on August 12, 2012
  100. Math

    Felix used a scale factor of 1 inch = 2.5 feet to draw model of his backyard, as shown below. He is planning to build a fence around the yard. If the cost of the fence is $3.50 per foot, how much will it cost him to build the fence? Length 2.75in. width

    asked by Jeffery on November 7, 2014

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