area, perimeter

20,615 results, page 12

  1. Geometry

    The lateral area of a regular pyramid is 300 square units. The perimeter of its base is 100 units. Find the slant height of the pyramid. my answer is 5 units is this correct?
  2. Math

    the distance between the center of symmetry of a parallelogram and its longer side is equal to 12 cm. The area of the parallelogram is 720 cm^2, and its perimeter is 140 cm. Determine the length of the longer diagonal of the parallelogram
  3. Algebra

    The sides of a square are increased by a scale factor of 6. The perimeter of the smaller square is 10 ft. What is the perimeter of the larger square? Is 60 Ft Correct?
  4. math

    the sides of a square are increased by a scale factor of 6. the perimeter of the smaller square is 10 ft . what is the perimeter of the larger square. a 2.5 ft b 10 ft c 60 ft d 120 ft
  5. Math

    If a ray divides an angle into two acute angles, then it bisects the original angle Find the maximum area of a rectangle with the perimeter of 54 cm. Do ray CD and ray CE form line DE?
  6. Geometry

    Regular pentagons A and B are similar. The apothem of Pentagon A equals the radius of Pentagon B. Compare the areas. The area of Pentagon A is equal to 1.49 times the area of Pentagon B. The area of Pentagon B is equal to 1.49 times the area of Pentagon A. The area of Pentagon...
  7. geometry

    If the perimeter of the smaller triangle is 4cm, what is the perimeter of the larger triangle?
  8. Algebra

    The perimeter of the larger table is 44 feet. what is the perimeter of the smaller table ?
  9. Math

    Two corresponding sides of similar polygons have the ratio 5:4. The perimeter of the smaller figure is 40, what is the perimeter of the larger figure...I need help trying to figure this out...and the steps!
  10. geometry

    The area of an ellipse in the form (x*x/a*a)+(y*y)/(b*b)=1 is A=3.14*ab. For this ellipse, a+b=20. a. write the area of the ellipse as a function of a. b. Find the equation of the ellipse with an area of 264 square centimeters. c. Complete the table and make a conjecture about...
  11. Essential Mathematics 2

    The length and width of a given rectangle are 6 feet and 5 feet. What is the perimeter of the rectangle? What is the area of the rectangle?
  12. math

    The length of a rectangle is 7 cm longer than its width. If the perimeter of the rectangle is 74cm, find the length and the area of the rectangle.
  13. math

    can someone show me how to set up this equation? the following figure which consist of seven equal squares has an area of 63 square units. find its perimeter. I have been racken my brain trying to set this equation up.
  14. College Algebra

    Use a system of equations to solve the problem. A rectangular picture frame has a perimeter of 2,200 centimeters and a width that is 300 centimeters less than its length. Find the area of the picture. _____ cm2
  15. Math please help

    I am so confused on how to set this up then solve please help. For a rectangle with area 100 to have the smallest perimeter what divisions should it have? Would I use 2L+2W=P, A=xy, or what. I know it is probably something really simple and I am just not seeing it.
  16. Area and Perimeter Word Problems

    1 liter of paint covers 10 square feet of wall. How many liters of paint does Bob need to buy if he wants to cover a wall that is 15ft by 8ft? Must show the breakdown of the problem.
  17. math

    Suppose you want to build an outdoor rectangular pen enclosed by fencing for a pet. You want the pen to have an area of 64 square feet. Write and post one set of dimensions that could be used for the pen, along with the perimeter of the pen.
  18. Math - just need answer checked

    Miss B. built a vegetable garden in her backyard. Her rectangular garden was 11m by 9m. Every morning she would notice carrots missing from her garden! In order to keep Bugs Bunny from eating all her carrots, she built a fence surrounding them. This fence had a total perimeter...
  19. Collage Algebra

    A picture frame has a total perimeter of 2 meters. The height of the frame is 0.62 times its width. (a) Write the height in terms of the width and write an equation for the perimeter in terms of the width. I know that the height would be h=0.62w but I don't know how to set up ...
  20. Math

    1) A square has a perimeter that is 1/8th its area. What is the side length of the square? I'm not really sure how I would do this. P = 2L+2W A= LW or L^2 P= 1/8 Area P=1/8 (L^2) ________________________________________ 2) Lisa tells her dad that her age 5 years from now will ...
  21. AP Calculus

    a norman window is constructed by adjoining a semicircle to the top of an ordinary rectangular window. find the dimensions of a norman window of maximum area if the total perimeter is 72 units. Base value is 21.
  22. Frederick

    A wire of length 50cm is cut into two parts and each part is bent to form a square. If the total area of the two square is 100cm², find the perimeter of each square.
  23. Algebra

    1. The length of a rectangle is twice its width. The perimeter of the rectangle is 24 inches. Write a system of equations in 2 variables. Use substitution to solve the problem. A. Equation 1: Equation 2: _________________________________ B. What is the area of the rectangle?
  24. Algebra 2

    Perimeter of Triangle: the length of the sides of a triangle are 1/x, 2/x, and 2/3x meters. Find a rational expression for the perimeter of the triangle
  25. Math

    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?
  26. Math

    Danny has a yard in the shape of a parallelogram: width- (50 m) length- (60 m) height- (60 m) he want to split it into 3 pieces, with more than one type of shape. they should all have equal perimeter. the perimeter can not be in decimals. (Help please)
  27. Math

    Danny has a yard in the shape of a parallelogram: width- (50 m) length- (60 m) height- (60 m) he want to split it into 3 pieces, with more than one type of shape. they should all have equal perimeter. the perimeter can not be in decimals. (Help please)
  28. math

    Can someone check my answers & tell me what I did wrong if I did any? 1.) John paid $32 for 2 concert tickets & 1 program AND Romona paid $36 for 2 concert tickets and 2 programs. If all concert tickets were priced the same, how much did ONE concert ticket cost? Answer: $4 2...
  29. maths-perimeter

    A Rectangular field 750m long and 450m broad has in the middle of it , road 5m wide running at right angles to each other , one long the length and the other along the breadth . Find the area of the path
  30. Math

    erica painted a picture of her dog the picture has an area of 3,600 cm2 and is a square. she has placed the picture in a frame that is 5 cm wide. what is the perimeter of the picture frame?
  31. Math

    erica painted a picture of her dog the picture has an area of 3,600 cm2 and is a square. she has placed the picture in a frame that is 5 cm wide. what is the perimeter of the picture frame?
  32. Math

    the area of a square is equal to one less than one-half its perimeter. How long is each side? (A=s squared and P=4s, where s represents the side length of the square)
  33. Geometry

    Two unit squares share the same center. The overlapping region of the two squares is an octagon with perimeter 3.5. What is the area of the octagon? I don't know how to do this. Could you please help me?
  34. math; distributive property;perimeter of a triangl

    How do I find the perimeter of a triangle if each side has an expression such as: 3x, and the second side let's say -4y, or the third side is -3x...something like that. Please help. I'm trying to study.
  35. Algebra

    Remember that the perimeter of a rectangle can be found with the formula . Write an inequality that will give the possible lengths and widths of his rectangular garden so that the perimeter of the garden will not be more than 60. Use x for the length of the garden and y for ...
  36. Calculus

    A square is inscribed in a circle. If the area of the circle is 144(pi)cm*squared* --sorry the square root thing isnt showing up. Then the exact perimeter of the square is... I really don't get how to solve this, but the answer is supposed to somehow be 48V2 cm
  37. Calculus

    A rectangle has area 64 m2. Express the perimeter of the rectangle as a function of the length L of one of its sides. State the domain of P. (Assume the length of the rectangle is larger than its width. Enter your answer using interval notation.)
  38. MATH HELP

    A Norman window has the shape of a rectangle surmounted by a semicircle. If the perimeter of the window is 50.700 ft. give the area A of the window in square feet when the width is 8.800 ft. Give the answer to two decimal places.
  39. math

    the length of a playground id 6 meters less than 3 times its width. If the perimeter of the playground is 100 meters what is the lenght and width of the area to the nearest hundredth meter?
  40. geometry

    Find the perimeter and area of a right triangle if one leg measures 24 ft. and the other leg measures 70 ft. Please show the steps so I can do the next one. Thanks
  41. geometry

    Find the perimeter and area of a right triangle if one leg measures 24 ft. and the other leg measures 70 ft. Please show the steps so I can do the next one. Thanks
  42. math

    the lenght of a rectangle is one meter more more than two-thirds of the width. Find the length, width and area of the rectangle if the perimeter is 6 meters.
  43. math

    Solve each system of equations by graphing. Check each solution. The perimeter of a rectangle is 24 ft. Its length is five times its width. Let x be the length and y be the width. What is the area of the rectangle?
  44. Math repost for edie

    Math - edie, Tuesday, March 11, 2008 at 5:11pm The area of a square is 25 square meters. What is its perimeter? Please show all work
  45. geometry

    Find the perimeter and area of a right triangle if one leg measures 24ft and the other leg measures 70ft. Shoe step by step please.
  46. Math

    Jeff is changing the shape of his sandbox from 10 feet long by 12 feet wide to a square that has the same area. What is the perimeter of the square sandbox, rounded to the nearest hundredth?
  47. math

    she made 3 frames for pictures that each have an area of 24 square inches and each have a perimeter of 20 inches. How many tiles did she use for all 3 frames?
  48. Algebra-Perimeter

    The side of a square is 4cm longer than the side of an equilateral triangle. The perimeter of the square is 28cm longer than the perimeter of the triangle. Find the length of the sides of the triangle and the sides of the square.
  49. math

    . Susan's room is 9 feet long. The area of the room is 54 square feet.What is the perimeter of her room?
  50. Math

    The width of a rectangle is 75% of the length. The length of the rectangle is 124 feet . What is the perimeter and the area of the rectangle.
  51. Math

    The Wilson family is at it again.. they are installing new carpet for their home. Their rectangular shaped living room is 25 feet long and 18 feet wide. THeir rectangular shaped game room is 4 feet shorter in both length and width of their living room. What is the area of the ...
  52. Geometry

    There is a triangle shaped pyramid with sides 6 cm base 8 cm and height 7cm. If I enlarge it using scale ratio of 1.2. What is the new perimeter and area of the new triangle pyramid? Please help. Thank you
  53. Calculus (pleas help I really need to check this)

    Consider a window the shape of which is a rectangle of height h surmounted a triangle having a height T that is 1.3 times the width w of the rectangle. If the cross-sectional area is A, determine the dimensions of the window which minimize the perimeter. h=______ w=______ What...
  54. pre calc. help!!!!!!

    i am building a rectangular swimming pool. the pool is to have a surface area of 1000 ft.^2. it also has a uniform walk way of 3 ft. surrinding it. X is the lengh of one side of the pool, and Y is te lengh of the other side. A.) express the area of the plot of land needed for ...
  55. geometry

    A square playground has a perimeter of 2800 feet. It has a paved 6-foot walkway around it. What is the area of the walkway in square feet?
  56. Math

    A circular sector has an 6.26-inch radius and a 10.84-inch arc length. There is another sector that has the same area and the same perimeter. What are its measurements?
  57. Algebra

    Yhe problem is wanting me to find the Perimeter of a triangle but only two sides Are marked with 3x + 2 on both sides How do I solve to find the perimeter
  58. Math

    The formula for finding the perimeter of an equilateral triangle is P = 3s. How can you transform the formula so that it can be used to determine the length of one side of the triangle when given the perimeter?
  59. Math

    Don't understand the problem can somebody please help me The bottom of the rabbit cage is a rectangle with a perimeter of 118 inches. Let x be the cages width(in inches) and let y be its length (in inches). write an equation for the perimeter the find the intercepts
  60. Math

    Mr. Smith has a scale drawing of his rectangular swimming pool. The lenght is 15" and the height is 11". The scale is 1 inch = 2 feet. What is the perimeter of the actual pool? Do I add 15 + 15 + 11 + 11 to get the perimeter?
  61. Math

    A rectangular wimming pool is 40 ft wide and 45 ft long. It is surrounded on all four sides by a wooden deck of fixed width. The total area enclosed within the perimeter of the deck is 2354 sq ft. What is the width of the deck?
  62. Geometry

    A regular hexagon is made from equilateral triangle by cutting along the dotted lines and removing the three smaller triangles. if triangle has a perimeter of 18, what is the perimeter of hexagon?
  63. math

    The width of a rectangle is 2 inches shorter than the length and the perimeter is 80. Set up an equation for the perimeter involving only L, the length.Find the width as well.
  64. Algebra

    The length of a rectangular parking lot is 4 times its width w. The perimeter of the parking lot is 450 feet. Write an equation for the perimeter. Thanks. (:
  65. Geometry

    Problem : Howm do you find the area of a circle circumscribed about a regular pentagon with a perimeter of 50 inches. So far I each side of pentagon is 10. How do I find the radius of the circle? Is this the correct direction to go?
  66. Algebra 0110 College

    1) A rectangle has perimeter 38 feet and an area of 78 square feet. Find the dimensions of the rectangle assuming the width is smaller than the length. L= W= 2) A rectangular canvas picture measures 9 inches by 7 inches. The canvas is mounted inside a frame of uniform width, ...
  67. Calculus (please help I really need to check this)

    Consider a window the shape of which is a rectangle of height h surmounted a triangle having a height T that is 1.3 times the width w of the rectangle. If the cross-sectional area is A, determine the dimensions of the window which minimize the perimeter. h=______ w=______ What...
  68. math

    if the length of a rectangle is one-third the perimeter of the rectangle,then the width of the rectangle is what fraction of the perimeter?
  69. Maths

    a rectangular piece of paper has length=14cm and breadth=12cm. A square piece of paper of perimeter 24 cm is cut off from it. what is the area of the piece of paper left
  70. Math

    Patricia's teacher asked her to find the perimeter of the school's rectangular parking lot. After school, patricia walks along the short side of the lot and finds it is 50 yards long. She then walks diagonally from one corner of the rectangle to the other and throught the exit...
  71. college

    the perimeter of a rectangle is twice the sum of its width and it length. the perimeter is 40meters and its lenght is 2 meters more than twice its width.
  72. maths

    i have got to find the perimeter of a triangle that has one side of 8x-7w another that says 3x+9y and then another that says 3y+5w whats the perimeter of the triangle ??? please help
  73. algebra

    The length of a rectangle is 4 times its width. If the length of the rectangle is cut in half, the new perimeter is which percent of the original perimeter
  74. geometry

    Find the perimeter and area of a right triangle if one leg measures 9 cm and the other leg measures 40 cm. Show all work step by step Include correct units with solution.
  75. fourth grade math

    A plan for a playground is a square shape witha perimeter of 32 units. What would be the area of this playground in square units? Explain how you get the answer using pictures, numbers, or words
  76. math

    if the perimeter of a pentagon is 60 com, what must its dimensions be to maximize area? the pentagon has two sides equal to ecah other, (vertical side) the the base and top are all equal to each other
  77. 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. h = w =
  78. college algebra

    Rectangle garden using a wall as one side of the perimeter. What are the dimensions if we have 16ft of fencing and an area of 30sqft. To be clear, you are only using the fencing for 3 sides of the garden.
  79. 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. h = w =
  80. math

    A sand volleyball court has an area of 144 square meters. Its perimeter is 50 meters. What are the dimensions of the volleyball court?
  81. Math

    The area of a rectangle is 220 square centimeters. The height of the rectangle is two more than twice the base. What is the rectangle's perimeter? I know you can solve this employing a guess-and-check strategy, but I want to know if this can be solved algebraically. So far, I'...
  82. math

    Im doing my homework and it provides barely any info. here is the question. Mr Harrison has a very large backyard. He contacted the Clover Pool Company to have a pool installed in the shape of a rectangle. The Clover Pool Company would build a pool that has a perimeter of 72 ...
  83. maths - ratio

    the scale on a map is 1:2500, a pond is represented on the map as a shape whose perimeter is 12cms. Find the actual perimeter of the pond in kilometres. I came up with the answer 0.3. Is this correct?
  84. maths - Ratio

    the scale on a map is 1:2500, a pond is represented on the map as a shape whose perimeter is 12cms. Find the actual perimeter of the pond in kilometres. what is the full working out
  85. Earth Science

    Two different areas of the United States receive the same amount of rainfall during a day. Area A has soil that contains many large pores and rocks made of sandstone. The soil in Area B is mainly heavy clay. Area A is a desert. Area B is a swamp. For each area (Area A and Area...
  86. math

    Alicia,Charles,and Yumiko all planted gardens using 36 feet of fencing for th perimeter. The area of Charles's garden is 45 square feet. What are the dimensions of his garden? What shape can I use to represent th answer?
  87. MATH

    Drew has a rectangular postcard that is 6 inches long and 4 inches wide. He uses a photocopier to enlarge it, so that the length and width are 1.5 times as long as those of the original postcard. Explain how the perimeter and area change.
  88. algebra word problem

    Rectangle garden using a wall as one side of the perimeter. What are the dimensions if we have 16ft of fencing and an area of 30sqft. To be clear, you are only using the fencing for 3 sides of the garden.
  89. Geometry

    The Z company specializes in caring for zebras. They want to make a 3-dimensional "Z" to put in front of their company headquarters. The "Z" is 15 inches thick and the perimeter of the base is 390 inches. What is the lateral surface area of this "Z"? 390 x 15 = 5850 ?
  90. Math

    a parallelogram has a height of 5 cm and a base of 10cm. what happens to the area if the parallelograms measurements double to a height of 10cm and a base of 20cm? A. the area doubles.<my answer B. the area is quadrupled. C. the area stays the same. D. the area is cut in half.
  91. math

    two figures are shown. figure a is a square and figure b is a rectangle. the perimeter of figure a is equal to perimeter of figure __3x-2_____ | | | | 3x-2| | 3x-2 |___________| 3x-2 ____________________ | | | | | | x-2 |___________________| 2x+5 What is the value of x? a. 3/7...
  92. Algebra

    The perimeter of rectangle is 62 m. If the width were doubled and lenght were increased by 9 m, the perimeter would be 104m. What are the lenth and width of a rectangle?
  93. maths

    The length of a rectangle is 10cm greater than its width. The perimeter of the rectangle is 1m. Find the simplest expression for the perimeter if the width is x.
  94. math

    Suppose that the width of a rectangle is 5 inches shorter than the length and that the perimeter of the rectangle is 50 inches. The formula for the perimeter of a rectangle is P=2L+2W. a) Set up an equation for the perimeter involving only L, the length of the rectangle. B) ...
  95. Math 9 pleese help

    Justin wants to build a multi media room. 1/2 of the room will be for a home movie theater. 1/2 of the home theater will have comfy seats. The comfy seats will take up 24 m. 1. Draw the room and label all the areas 2. What are all the possible dimensions of the comfy seat area...
  96. Calculus

    A piece of wire 40cm long is cut into two pieces. One piece is bent into the shape of a square and the other is bent into the shape of a circle. How should the wire be cut so that the total area enclosed is a) a maximum? /b) a minimum? Perimeter of square = x Circumference of ...
  97. Perimeter

    Draw a figure with a perimeter of 24 squares, using 21 squares
  98. math

    If the perimeter of a shape is 16 what would be the equation for the perimeter of this shape
  99. geometry

    If the perimeter of the smaller triangle is 9 cm, what is the perimeter of the larger triangle?
  100. Math

    The perimeter of triangle B is how many times greater than the perimeter of triangle A?
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