# area, perimeter

20,615 results, page 42

1. ### algebra 1

A rectangle has a perimeter of 12x + 20 and a width of 2x + 8. What is the length of the rectangle?
2. ### geometry

If the height of a rectangle is 8 2/3 m and the perimeter is 31 5/6 m what is the length of the base of the rectangle?
3. ### geometry

An equilateral triangle has an altitude of 15m. What is the perimeter of the triangle?
4. ### Math

The sides of parallelogram 2x+y,3y-2x,5y-8,4x-3 are given in cm.find x and y and the perimeter of the parallelogram
5. ### geometry

a square has a diagonal with length 14 mm. Find the perimeter of the square.
6. ### math

Find the perimeter of the air mattress if h = 61 inches and w = 25 inches.
7. ### math

Magazine is 11 inches long 8 inches wide what is the perimeter
8. ### math

if a house square feet is 3,546 sq what is the perimeter of the house
9. ### math

The perimeter of a rectangle is 38 centimeters. The length is 7.5 centimeters. What is the width?
10. ### St francis

Abcd is a quadrilateral such that AB = bc, ad= 1/4am. If bc 12 what is the perimeter of abcd
11. ### math

find the perimeter for 11in + 9 1/2in + 7in + 9 1/2in
12. ### algerba 2

the length of a rectangle is (x-2)squared and the width is (5x+1) what is the perimeter of the rectangle
13. ### algebra

what is perimeter of a rectangle when the length of g + 8 units and width of g - 6 units
14. ### Geometry

the verticies of a quadrilateral are A(-4,-3), B(2,-3), C(4,-6) and D(-2,-6) gind the perimeter of quadrilateral ABCD
15. ### Geometry

In quadrilateral ABCD, we have AB = BC = CD = DA, AC = 14, and BD = 48. Find the perimeter of ABCD.
16. ### math

The perimeter of a sheet of paper is 38 cm. If the width is 8 cm what is the length of the paper?
17. ### algebra 1

the side of a triangle ae 3x+2,6x-1, and 7-x. espress the perimeter of the triangle in terms of x.
18. ### Math

2:7 small shape is 16,22,28 feet what's what's the perimeter of big shape
19. ### Geometry

Quadrilateral MATH is a parallelogram. The perimeter of MATH is _____.
20. ### Math

An equilateral triangle has a perimeter of 45 ft. What is the length of each side if the triangle?
21. ### Math

The length of a rectangle is 8 cm longer than its width , if the perimeter is 84 cm , what is its width
22. ### maths

A rectangle of length y m and breadth 4 m less than the length. What is the perimeter??
23. ### math

ABCD is a rectangle of perimeter 48cm. AB=6 cm and CD=DE. What is the length of ABCD?
24. ### Math

The sum of two sides of a rectangle is 20. What is the perimeter of a rectangle?
25. ### Mathematics

The perimeter of a rectangle is 64 cm. If the length is 6 cm longer than the width ,What is the length?
26. ### Math

Perimeter is 95 cm, each leg is 7 cm longer than its base. How long is the base?
27. ### Math

What is the perimeter of a garden that is 75/4 yards wide and 27/2 yards long?
28. ### AP Physics

In a period of 2s, 4.8E23 nitrogen molecules strike a wall area of 8.6 cm^2. If the molecules move at 308 m/s and strike the wall head-on in a perfectly elastic collision, find the pressure exerted on the wall. The mass of one N2 molecule is 4.68E-26kg. Answer in terms of kPa...
29. ### Algerba

If the sides of a square are increased by 3m, the area becomes 64m2. Find the length of a side of the original square. A 4 m by 6 m rug covers half of the floor area of a room and leaves a uniform strip of bare floor around the edges. What are the dimensions of the room?

You are given two different circles. The diameter of the first circle is the radius of the second circle. What is the ratio of the area of the larger circle to the area of the smaller circle. Your answer should be in the form of a simplified fraction. I have no idea where to ...
31. ### geometry

The trapezoids are similar. The area of the smaller trapezoid is 564m^2. Find the area of the larger trapezoid to the nearest whole number. The smaaler trapezoid is 24m, and the larger trapezoid is 57m. Possible answers: 576m^2--3,249m^2--3,181m^2--14m^2 Can someone please help?
32. ### physics

I want to lift a 3000kg car with a hydraulic jack. With a lever, I can easily build up by hand a force = 300 N on a piston of 10cm^2 surface area. What area should the piston have that pushes the car? a. 1 cm^2; b. 10 cm^2; c. 100 cm^2; d. 1000cm^2 I answered with c. 100 cm^2 ...
33. ### Calculus

A rectangular page is to have a print area of 96 square inches. The top and bottom margins are to be 1.5 inches each and the left and right margins are to be 1 inch each. What dimensions will minimize the total area of the page. I got L=8sqr(2) But I'm not sure how to get (w) ...
34. ### Optimization Calculus

A three sided fence is to be built next to a straight section of river, which forms the fourth side of a rectangular region. There is 96 ft of fencing available. Find the maximum enclosed area and the dimensions of the corresponding enclosure. I drew a picture of it and I got ...
35. ### Accounting

Production and sales estimates for April are as follows: Estimated inventory (units), April 19,000 Desired inventory (units), April 30 18,000 Expected sales volume (units): Area A 3,500 Area B 4,750 Area C 4,250 Unit sales price \$20 The number of units expected to be ...
36. ### Science

To lift an object weighing 21,000 N, how much force is needed on a piston with an area of 0.060 m2 if the platform being lifted has an area of 3.0 m2 ? If the weight is 21,000 N which is also a force and to find Buoyancy force then 3.0 m2 + .06 m2 = 3.6 m2 21,000/3.6 Im pretty...
37. ### Geo

What is the altitude of this cylinder: B ==> C? A. line BC B. segment BC C. ray BC D. Point BC MY ANSWER: A. Line BC What is the total surface area of this cylinder? Radius = 8 cm Height = 16 cm A. 128 pi cm^2 B. 256 pi cm^2 C. 384 pi cm^2 D. 1024 pi cm^2 MY ANSWER: C. 384 ...
38. ### physics

A glass bottle of soda is sealed with a screw cap. The absolute pressure of the carbon dioxide inside the bottle is 1.80 x10^5pa. Assuming that the top and bottom surfaces of the cap each have an area of .0004M^2, obtain the magnitude of the force that the screw thread exerts ...

(imageshack)(.)us(/)photo (/) my-images (/)42(/)2vja. jpg(/) Open that link please , just delete the parentheses please please help me with my assignments I beg you cooperate with me huhu 1. in the figure , the areas of traingle cef, triangle abe, triangle adf are 3,4, and 5 ...
40. ### math

mrs.blalock tied her goat with a 12-foot rope to a stake in the field.the goat ate a circular area around the stake with a radius the lenght of the rope.what was the area of grass eaten by the goat????
41. ### physics

A flat horizontal surface with an area of 650 cm2 is inside a uniform electric field of 2.99×104 N/C. The angle between the area vector and the electric field is 14.8°. What is the electric flux through the surface?
42. ### CALCULUS

The region R is a rectangle with vertices P(a,lna), Q(a,0), S(3,0), and T(3,lna), where 1<a<3. I found that the expression for the area of the rectangle is f(a) = (ln(a))(3-a). The area of the rectangle is maximized for some c beween 1 and 3. Write the expression you ...
43. ### Math (Ms.Sue)

A company wants to reduce the size of its logo by one fourth to use on the business cards.if the area o the original logo is 4 square inches what is the area of the logo that will be used on the business cards? PLEASE help!!
44. ### statistics

If 30% of people in an area are registered voters and 15 people are selected at random from the area: A. what is the probability that at most 3 out of the 15 people are registered voters? B. could we have used the normal approximation to the binomial in part b? Explain why or ...
45. ### physics

The small piston of a hydraulic lift has a cross-sectional area of 3.6 cm2 and the large piston has an area of 86 cm2. What force F must be applied to the small piston to maintain the load of 52 kN at a constant elevation?
46. ### Algebra 2

The length of a rectangular window is 5 feet more than its width, w. The area of the window is 36 square feet. Write an equation to represent the area of the window. Please have your final equation equal to zero.
47. ### Algebra 2

The length of a rectangular window is 5 feet more than its width, w. The area of the window is 36 square feet. Write an equation to represent the area of the window. Please have your final equation equal to zero.
48. ### geometry

PICTURE FRAMING The matting around the picture has a uniform width. How wide is the matting if its area equals the area of the picture? Round to the nearest of an inch. |---------------------------| | <-------5in----------> | | | wide | | | | | | | 4in long...
49. ### math

A Coast Guard ship patrols an area of 125 square miles. The area the ship patrols is a square. About how long is each side of the square? Round your answer to the nearest mile.
50. ### Geometry

The height of a trapezoid is 2 inches. If one base is 14 inches long and the area is 49 inches squared find the length of the other base. I know the Area of a trapezoid is A=1/2(b1+b2)h but Idk how to apply it when working backwards
51. ### word problem - I may have the format correct

Te perimeter of a rectangleular backyard is 6x+6 yeards. If the width is x yards, find a binomial that represents the length. would it be.. (6x+6)/x division?
52. ### math

Three points are chosen uniformly at random from the perimeter of circle. The probability that the triangle formed by these is acute can be expressed as ab where a and b are coprime positive integers. What is the value of a+b?
53. ### geometry

Three points are chosen uniformly at random from the perimeter of circle. The probability that the triangle formed by these is acute can be expressed as a/b where a and b are co prime positive integers. What is the value of a+b?
54. ### math

If the lengths of the sides of a rectangle are integers, and if one side is 2 more than another, then the perimeter could equal A. 1998 B. 1999 C. 2000 D. 2002 I started this, but I'm not sure what they're asking and I don't know how to solve it.
55. ### math

Thethe permiter of an equilateral triangle is given as 50 next + 30 right to different expressions to represent the perimeter use factoring to write one of the Express
56. ### Geometry again

This is exactly what the problem says: Two sides of an isosceles triangle with perimeter 112 cm are in the ratio 3:2. Find ALL possible lengths for the base.
57. ### algebra

The length of a rectangular piece of steel in a bridge is 4 meters less than triple the width. The perimeter of the piece of steel in a bridge is 4 meters less than triple the width. The perimeter of the piece of steel is 48 meters. Find the length of the piece of steel = find...
58. ### Calculus

An isosceles triangle is to be drawn with its two equal sides of legth 10. What is the maximum possible area for the triangle? [Note: The area of a triangle is given by half the product of two sides with the sine of the included angle.]
59. ### algebra

Graph the following equations; calculate the slope, x-intercept, and y-intercept, and label the intercepts on the graph. Find the area of a rectangle if three of its corners are (-0.1,-3.4), (-7.9,-3.4), and (-0.1,6.8). one I draw the graph how do I figure out the area of the ...
60. ### geometry

in order to find the area of a regular hexagon using the formula Area=1/2(nxs)(a)you must frist find the apothem whie vertical leg of a 30-60-90 triangle with the base of 3. Find the length of the apothem in the 30-60-90 triangle
61. ### calulus

The top and bottom margins of a poster are 8 cm and the side margins are each 6 cm. If the area of printed material on the poster is fixed at 380 square centimeters, find the dimensions of the poster with the smallest area. find the width and height
62. ### math

A farmer has a rectangular garden plot surrounded by 200 ft of fence. Find the length and width of the garden if its area is 2400 ft2. 2.A rectangular garden is 2 ft longer than it is wide. Its area is 783 ft2. What are its dimensions?

A matte of uniform width is to be placed around a painting so that the area of the matted surface is equal to the area of the painting. If the dimensions of the painting are 15 cm and 10 cm, find the width of the matte. The answer is supposed to be 2.5 cm but I keep getting 12.5.
64. ### Math

You are buying a fence to enclose a garden that has an area of 360 square feet. x + 9 The bottom of garden x side of garden a) What is the width of the area to be enclosed? Answer in units of ft b) How much fencing do you need? Answer in units of ft
65. ### Math

A court is to be surrounded by plastic stripping 30m long. One side of the court does not need the stripping because it is a brick wall. What must be the dimensions of the court in order to obtain a maximum area? What is the maximum area? Thank you! :)
66. ### Maximum Area-Calculus-Edit

We have 900 ft of fencing and we want to construct a back yard. If we are using the building as part of the barrier for the yard what are the dimensions that allow maximum area? I am not even sure how to start though I know I am supposed to calculate the derivative of the ...
67. ### geometry

right triangle ABC with right angle C, AC=22 and BC=6, altitude CD where D is on hypotenuse AB. What is the ratio of the area of triangle ADC to the area of triangle CDB? Write ratio as n:1 and round n to the nearest hundredth.
68. ### Algebra

The area of a circle is given by the formula A+pier^2, where r is the radius. If increasing the radius of a circle by 1 inch gives the resulting circle an area of 100pie square inches, what is the radius of the original circle?
69. ### math

The area of a circle is given by the formula A = ðr2, where r is the radius. If increasing the radius of a circle by 1 inch gives the resulting circle an area of 100ð square inches, what is the radius of the original circle?
70. ### MATH-HELP

1.THE PERIMETER OF A RECTANGLE IS TO BE NO GREATER THAN 300IN.,AN THE LENGTH MUST BE 125IN.FIND THE MAXIUM WIDTH OF THE RECTANGLE. 2. 3X-2Y=6
71. ### math

The perimeter of a rectangle is to be no greater than 300 in., and the length must be 125 in. Find the maximum width of the rectangle.
72. ### Geometry

Please help! This is due tomorrow. Suppose £ABC ~ £GHI with scale factor 3:5, AB = 9, BC = 18, and AC = 21. Find the perimeter of £GHI.
73. ### Algebra

A rectangular fence has a perimeter of 1080 feet. The length is 3 feet more than twice the width. What are the dimensions?
74. ### pre calculus

The perimeter of a rectangle is 480 meters and its length is 1.5 times its width. find the dimensions of the rectangle.
75. ### algebra

The ratio of the measures of three sides of a triangle are 1/2:1/3:1/5, and its perimeter is 6.2 centimeters. find the measure of each side of the triangle
76. ### maths

you have a rectangle: heights=2x, length=3(x-2). Write an expreesion to find the perimeter of the rectangle. ___________ SImplify: 1. (3x^1)(7x^4)----> ?? 2. (-q^5)(-3q^7)----> ?? 3. (2n^3)(3n^2)3----> ??
77. ### Algebra

The width of a rectangle is fixed at 19 cm. What lengths will make the perimeter greater than 82 cm. The length must be greater than ___ cm
78. ### math

how do you find the perimeter of a triangle like this but with an 8 on one half of the middle (cut in half) and the bottom being 5m . . . . . .......
79. ### Math

the length of a rectangle is fixed at 13cm. what widths will make the perimeter greater than 80 cm? The width must be greater than ?
80. ### math

the perimeter of a rectangle is 147 meters the length is 15 meters less than 5 times the width find the dimension
81. ### geometry

A RHOMBUS HAS ONE ANGLE THAT MEASURES 40 DEGREES AND A PERIMETER OF 100 FEET WHAT ARE THE MEASURES OF THE REMAINING ANGLES
82. ### geometry

the diagonals of a rectangle are 12 inches long and intersect at an angle of 60 degrees. find the perimeter of the rectangle. please help :)
83. ### algebra2/trig

the length of a rectangle is 2x+4/(x^2-9) and its width is 3/(x-3). express the perimeter of the rectangle as a single fraction in simplest form.
84. ### geometry

an isosceles trapesiod has legs that measure 24 units each. If the perimeter of the trapeziod is 150 units, what is the legth of its median?.
85. ### maths

The perimeter of a farm in a shape of a square is 3,5km what is the length of 1 side the farm ?show all calculations
86. ### rao's iit 6 class

if sides of a triangle is in the ratio 2,3,4 and shotest side is 6cm then find perimeter of a triangle?
87. ### math

The base of an isosceles triangle is 4/3 cm.the perimeter of the triangle is 4 2/15cm. What is the length of either of the remaining equal sides
88. ### math

The base of an isosceles triangle is 4/3 cm.the perimeter of the triangle is 4 2/15cm. What is the length of either of the remaining equal sides
89. ### Math ( please helllp )

The sides of a triangle have lengths ; 2x-1,x+3,3x-4 . Which of the following describes the perimeter of the triangle in terms if "x"
90. ### algebra-trig help asap

An isosceles triangle has a base 22 cm long and a base angle of 72 degrees. Find its perimeter.
91. ### algebra

The triangle and square shown below have the same perimeter. what is the length of one side of the square
92. ### calculus

a rectagular sheet of metal has perimeter 36 meters. maximize the volume if the sheet is rolled into a cylinder
93. ### Math

Triangle ABC is similar to triangle PQR and their perimeter is 36cm and 24cm respectively . If PQ =10cm find AB.
94. ### math

the length of a rectangle is 2 inches less than 8 times the width. the perimeter is 194 inches..find dimensions
95. ### math

What is the perimeter of a parallelogram With base nine cm side lengh twenty seven cm and height twenty cm please help me
96. ### math

A regular hexagonal pyramid whose base perimeter is 60cm has an altitude of 30cm. The volume of the pyramid is??
97. ### math

The length of a rectangle is 7 cm longer than the width. The perimeter is no less than 38 cm. Find the smallest possible dimensions of the rectangle.

The consecutive sides of a quadrilateral measure (x-17), (24-x), (3x-40) and (x+1). The perimeter is 42 cm . is the quadrilateral a parallelogram ? Hi please will you help me thakn youu
99. ### math

the scale on a map is 1:2500, a pond on a map has a perimeter of 12cm, how far have you actually walked
100. ### Math

Find the length of a field that has a perimeter of 256 meters and a width of 36 meters. please explain the steps