area, perimeter

20,809 results, page 20
  1. math i need help 3 questions

    1. The numerator and denominator of a fraction are in the ratio of 3 to 4. If 4 is added to the numerator and subtracted from the denominator, the value of the resulting fraction is 4/3. The numerator of the original fraction is A. 12 B. C. 3 D. 4 2. If it
  2. Geometry

    A particular model of walkie-talkie can broadcast in a circular area. The radius of the broadcast area is 10,000 feet. Find the area of this circle to the nearest square foot. Use 3.14 for pi. A. 314,000,000 ft^2 B. 100,000,000 ft^2 C. 1,256,000,000 ft^2
  3. maths

    AD is the median of triangle ABC and G divides AD in the ratio 2:1 .Prove that area (triangle AGB )= area (triangle BGC )=area (triangle AGC )=1÷3area (triangle ABC )
  4. Math URGENT!!

    A rectangular garden has an area if 12a^2-5a-2m^2 A.) Write the area as the product of two binomials with integer coefficients B.) the garden is to be completely enclosed by a path 1 m wide. find and simplify an expression for the area of the path C.) the
  5. math

    judy wants to fence the sides of the yard in front of her house . She bought 60m of fence and wants the max area she can fence in . The quad function a(x)=-2x^2+60x, where x is the width of the yard in metres , represent area enclosed . Determine the max
  6. maths

    Chris wants to put a concrete path and a fence around his rectangular garden. The concrete path will be 1 meter wide and the fence will go around the edge of the path.The garden itself measures 5 meters by 8 meters. A)calculate the perimeter of the fence
  7. Algebra

    a farmer wants to enclose a rectangle garden using the sides of her barn as one side of the rectangle. what is the maximum area which she can enclose with 60ft of fence? what should the dimensions of the garden be to give this area? Max area which she can
  8. Algebra

    A farmer decides to enclose a rectangular garden, using the side of a barn as one side of the rectangle. What is the maximum area that the farmer can enclose with 100 ft of fence? What should the dimensions of the garden be to this given area? The maximum
  9. Math grade 6

    Mr. Lincoln is building a rectengular play area in the local park. The length of the play area is ninety-seven and one-half feet. The width of the play area is fifty-six feet. To keep xhildren from falling on a hard surface, the play area will be covered
  10. Math grade 6

    Mr. Lincoln is building a rectengular play area in the local park. The length of the play area is ninety-seven and one-half feet. The width of the play area is fifty-six feet. To keep xhildren from falling on a hard surface, the play area will be covered
  11. Math

    In the neighborhood park there is a circular grassy picnic area, but half of the grass has died. The city wants to replant the grass, but needs to know the square footage of the damaged area. If the circular picnic area is 150 feet across, what is the
  12. Area Geometry

    Find the area of a decagon with a radius of 4mm. Find the area of an octagon with a radius of 10 cm.
  13. Math Homework

    1) Given the side of a square pyramid is 6cm and the altitude is 4cm calculate the surface area. 2) Given the side of a square pyramid is 12cm and the altitude is 8cm calculate the surface area. 3) Given the side of a square pyramid is 18cm and the
  14. Algebra

    a rectangle with perimeter of 198 cm is divided into 5 congruent rectangles. What is the perimeter of one of the five congruent rectangles? i got the expression 5w + 4L = 198 the rectangle has two smaller rectangle on the top facing horizontally on the top
  15. calculus (optimization)

    a rectangular study area is to be enclosed by a fence and divided into two equal parts, with the fence running along the division parallel to one of the sides. if the total area is 384 square feet, find the dimensions of the study area that will minimize
  16. Math quick question!

    A rectangular garden has an area if 12a^2-5a-2m^2 A.) Write the area as the product of two binomials with integer coefficients B.) the garden is to be completely enclosed by a path 1 m wide. find and simplify an expression for the area of the path C.) the
  17. statistics

    What does the area corresponding to the critical value zcrt mean? There is a graph that has a normal bell shape curve that has a vertical arrow that intersects the x axis far from the y axis. then everything to the left of the the vertical arrow is colored
  18. math

    1.Find the value of this fraction computation: 6(1/2 + 2/3+3/4) Calculation With Distribution (Show all steps.) Calculation Without Distribution (Show all steps.) 2.Find the perimeter of a rectangular area with a length of 13 inches and a width of 7
  19. MATH

    What does it mean to say that a country's land area is positively correlated with its population? a) The larger the land area of a country, the higher its population tends to be. b) The smaller the land area of a country, the higher its population tends to
  20. math

    The figure shown is a rectangle. The green shape in the figure is a square. The blue and white shapes are rectangles, and the area of the blue rectangle is 40 square inches. Enter an expression for the area of the entire figure that includes an exponent.
  21. math

    Area A sequence of smaller squares is formed by connecting the midpoints of the sides of a larger square. (a) If the area of the largest square is 1 square unit, determine the first five terms of a sequence that describes the area of each successive
  22. math

    Area A sequence of smaller squares is formed by connecting the midpoints of the sides of a larger square. (a) If the area of the largest square is 1 square unit, determine the first five terms of a sequence that describes the area of each successive
  23. Math

    A rectangular study area is to be enclosed by a fence and divided into two equal parts, with a fence running along the division parallel to one of the sides. if the total area is 384 ft^2, find the dimensions of the study area that will minimize the total
  24. geometry

    14. Question says that there is a triangle with a base of x units and height h units and two sides of length 10 units. Answer the following questions: • Draw a representation of this situation (the triangle). • Find a formula for h in terms of x. h =
  25. Math

    A rectangle has the area of 25 square feet. A similar rectangle has an area of 240 square feet. What is the ratio of the area of these similiar triangles?
  26. math

    a rectangle has an area of 20 square feet. A similar rectangle has an area of 180 sq feet. What is the ratio of the area of these similar rectangles? Is it 9 or maybe 3000??? Not sure. Please help....
  27. Physics

    Hi I tried asking this question yesterday but still had some confusion.Since the area must be in cm^2. IP The weight of your 1440 kg car is supported equally by its four tires, each inflated to a gauge pressure of 30.0 lb/in^2 . What is the area of contact
  28. geometry

    A farmer has 30yd of fencing and wants to enclose an area beside his barn. What are the dimensions of the region of maximal area, and what is that maximal area if the region is an is isosceles triangle with its base along side of the barn. Given -> legs
  29. LSU

    Determine the surface area of a cylinder whose height is 2m and whose base has an area of 9 pi m square?
  30. Math

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

    An island has an area of 50 square kilometre.what would be its area on a map of scale 1:20000?
  32. math

    what is the area of the largest circle that will fit in a square with area 64 cm squared please help me its confusing
  33. Algebra

    What is the length of the side of a square that has area smaller than the area of a circle with radius r cm.
  34. maths

    if 2cm on a map represent 5km,what area is represented by an area of 9sq cm?
  35. math

    What is the surface area of a cylinder with a top area of 35pi and a height of 20cm
  36. Science

    In the ocean, there are area's where there are very few living things. _______ is the term that when this happens to a natural area.
  37. 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?
  38. math

    how would i find the area of the parallelogram if the area of each right triangle region is 7 1/2 square inches
  39. math

    he area of a triangle with base b and height h is given by A=1/2 bh. find the area when b =15 (meter) and h= 40m
  40. math

    What is the surface area of a cylinder with a top area of 36pi and a height of 20cm
  41. Math

    Find area of the region under the curve y=9−2x2 and above the x-axis. area=?
  42. Calculus

    f(x)=x^2 - 5x +7 and g(x) 3/x 1) Indicate points of intersection 2) compute the area enclosed by the graphs of f(x) and g(x). 1) (1, 3) , (3, 1) 2)Area = ∫ [1 to 3] [(3/x) - (x^2 - 5x + 7)] dx = [3 ln x - (1/3)x^3 + (5/2)x^2 - 7x = 3 ln 3 - 8/3 am i
  43. math

    under which transformation is the area of a triangle not equal to the area of its image? i think the answer is dilation
  44. Algebra

    The base of a triangle in terms of x is: 2^2+4x+2 and the height is x^2+3x-4 Area=1/2(2x^2+4x+2) (x^2+3x-4)= 6x^2+2 (x^2+3x-4) Trying to find the area and not sure which direction to go
  45. Math

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

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

    Trapezoid ABCD, top and bottom are parallel. Left is 45, bottom is 60, right is 30, top is unknown. Trapezoid EFGH is similar to ABCD, top and bottom are parallel. Top is 10, other sides are unknown. Area of ABCD is 9 times larger than EFGH. What is the
  48. algebra

    twice the length L of a rectangle is equal to 3 times its width W. Its perimeter is 120 cm. translate the English into math.. "twice the length L of a rectangle is equal to 3 times its width W" 2L = 3W "Its perimeter is 120 cm." 2L + 2W = 120 but 2L=3W so
  49. Math

    If the area of triangle wxy is 22 square inches what is the area of wxyz
  50. science

    Find flux density if area is 1mWb and area 1inch^2
  51. geometry

    I need to know surface area!!!ofall the shape!!!!!and whats lateral area ?
  52. Calc

    Find the value of m such that y=mx divides the area under the curve y=(1-x)x in [0,1] into two regions of equal area D: D: D:
  53. Math

    What is the lateral area, total area, and volume of a rectangular solid whose l=7, w=6, & h=2?
  54. Geometry

    Find the radius of a cone if the total area = 12 pi and lateral area = 8 pi.
  55. Area in Polar Coordinates

    Find the area it encloses. r = 5cos(θ)
  56. Geometry

    Find the surface area. sphere: area of great circle = 29.8m^2
  57. Calculus (math)

    Consider the area between the graphs x+3y=35 and x+5=y2. This area can be computed in two different ways using integrals
  58. Geometry

    Find the radius of a cone if the total area = 12 pi and lateral area = 8 pi.
  59. math

    help on this one would be appreciated Find the area of only the area which contains both the circles r=4cosƒÆ and r=4ã3sinƒÆ
  60. math

    Is the exact area of a circle with an 16 m radius 32 m squared? And what would be the approximate area be?
  61. area fraction

    a nerds box is 3x/10 width and 3 1/2 cm in length. simplify the area
  62. Geometry-area

    When a teacher ask you to find the area of a circle in terms of "pi" what does she mean? Ex: diameter= 16 ft. would it be 16 'pi'??
  63. pre-cal

    Find the area of a square whose side length is 1/4 the value of its area
  64. history

    how does the geography of an area affect the type of work that the people in that area do ?
  65. math/area

    use the limit process to find the area of the region between f(x) = x^2 + 2 a interval [0, 3]
  66. math

    what is the area of the largest circle that will fit in a square with area 64 cm squared
  67. Math, area

    How would you find the area of a shape shaped like a candy cane?
  68. Math

    The variable W represents the width of a rectangle. The length of the rectangle, L, is 5 less than twice the width. Write an expression for the length of the rectangle in terms of W. Write a simplified expression for the perimeter of the rectangle in terms
  69. Math

    the area of ABCDE is 18 sq. cm.; the area of a similar pentagon PQRST is 32 sq.cm. the diagonal AC is 6 cm.; find the length of PR.
  70. Calculus I

    Section Area: Use Riemann sums and a limit to compute the exact area under the curve. y = 4x^2 - x on (a) [-0,1]; (b) [-1, 1]; (c) [1, 3]
  71. solid mensuration

    if triangle ABC is equilateral,BD\BC=1\3 and AF\AB=1\3.what is the ratio of the area of triangleABC to the shaded area?
  72. Math

    The figure is a parallelogram. If the area of triangle BCD is 15 square kilometers, What is the area of ABCD?
  73. 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?
  74. math

    Find the area of the other figure to the nearest whole number. The area of the smaller trapezoid is 771 m2.
  75. Math

    Explain how the area of a parallelogram is related to the area of a triangle when both figures have the same base and height
  76. Grade 10 Maths

    An area for planting crops is given by: A = 800 + 20x - 1/2x^2 Find the value of x which the area is a maximum
  77. Geometry

    What is the surface area and lateral area of a regular triangular pyramid if the slant is 7 and the altitude is 5?
  78. Calculus

    Find the area bounded by y= -0.5x+6, y= !/4 x and the y-axis. Sketch a graph of the two functions and shade in the area.
  79. Jr. Math

    FIND THE AREA OF A GARDEN THAT MEASURES 31/4 BY 4/5 YARDS. AREA=LXW. i GOT 23/5 AM I CORRECT. THANKS IN ADVANCE
  80. Calculus

    Find the area of the region bounded by f(x)=5xsqrt(121−x2) and the x-axis. The area is = to
  81. science

    For a given area of land, the average rate of creep is 14 mm per year. How long will it take the area to move 1 m?
  82. Calculus

    Use Riemann sums and limits to compute the area bounded by f(x) = 10x+9 and the x axis between x=10 to x =5 The area is = to
  83. geometry

    Need help in finding -the lateral area and surface area for a cylinder whose height is 8cm and radius is 9 cm.
  84. Geometry

    Determine the height of a right cone whose lateral area is 136rr ft^2 and base area is 64rr ft^2
  85. algebra

    Find the volume of a right circular cylinder whose base has an area of 6 cm^2 and whose height is 17 cm. am i right that V=(b1+b2)H Check the formula you used. The volume of a right circular cylinder is V=pi*(r^2)*h where r is the radius and h is the
  86. Math

    Lucia is hoping that Angela will buy her a geometrically interesting piece of land on which he will build a mansion. Lucia has said that she will only buy the land if it costs less than $4.00 per square foot. The plot shown below is listed for $453,175. Is
  87. pre- calc

    area of a parking lot: One campus of Houston community college has plans to construct a rectangular parking lot on land bordered on one side by a highway. there are 640 feet of fencing available to fence the sides. let x represent the length of each off
  88. Help with maths!

    A rectangular field is surrounded by a fence on three of its sides, and a straight hedge on the fourth side. If the length of the fence is 320m, find the maximum area of the field enclosed. So...how should i do it? Does it matter which of the 'three sides'
  89. 5th grade

    For each right triangle, draw the rectangle made by drawing sides opposite the two shorter sides in the triangle. Find the area of each rectangle. 9cm height 4cm width How does the area of each rectangle relate to the area of either triangle inside it?
  90. algerbra 1

    Antartica comprises about 10.5% of the total land area on earth. antartica has a surface area of about 5,400,000 square miles. what is the total land area on earth? write an equation and slove.
  91. Calculus

    Find the area between the curve y=4/x and the x-axis from x=1 to x=e. It is a review question for my final exam and I am really stuck on how to solve You should hope for a final exam question so easy. area= INT y dx= INT 4/x dx from 1 to e area= 4ln x from
  92. Calculus

    A rectangle is bounded by the x-axis and the semicircle y=ã(25-x^2). Question is, what length and width should the rectangle have so that its area is a maximum, and what is the maxuimum area? Area= length*width = 2x*y= 2x*sqrt(25-x^2) Now, take that,
  93. Technology

    Calculate the force required to move a small pistons that has an area of 2m2,if the force of a large piston is 20n with an as area of 4m2.Hint use a formulae :a frorce of small piston divided by an area of small piston equal to force of large pistone
  94. Algebra

    Trapezoid. Height is 16m, one base is 2 20m, and the area is 224 m what is the length of the other base? The dimensions of area are m^2, not m. I assume that your entry of "2" was a mistake, and that you meant 20m for one of the base lengths. Trapezoid
  95. geography

    what are two facts about Aswan High Dam and its impact on the area and two o pinions about that would most likely be shared by some residence of the area?
  96. math need help please

    The area H of a triangle with base b and height h is given by H=1/2bh. Find the area when b=21m (meters) and h=38m.
  97. algebra 1

    what is the area of the largest circle that will fit in a square with area 64cm squared? EXPLAIN. please help this stumped me
  98. geometry

    Calculate the lateral area and surface area of a pyramid whose height is 8 ft and whose base is square with 12 ft sides.
  99. Maths

    find the area of equilateral triangle with measure of side area a,b, c by using multiple double integration
  100. calculus

    Given the area is in the first quadrant bounded by y²=x, the line x=4 and the 0X What is the volume generated when this area is revolved about the 0X? the answer is 25.13 but I don't know how. help me please