# area, perimeter

20,711 results, page 31
1. ## math

How would you write the expression that represents the perimeter of a rectangle measuring 9 x + 9 and 4 x - 3 Would it be 26 x + 2 Any help would be appreciated. Thank You
2. ## algebra

the length of a rectangle is fixed at 12 cm. What widths will make the perimeter greater than 88 cm?
3. ## algabra

the width of a rectangle is fixed at 18 cm. What length will make the perimeter greater than 78 cm?
4. ## algebra

find the length and width of rectangle ABCD...a - c = 4x and c-d = x... the perimeter = 140cm
5. ## math

the length of the rectangle is 43 cm. what widths will make the perimeter greater than 120 cm?
6. ## math

the perimeter of the quadrilateral is 49 centimeters. find the length of each side. when the sides are x+8 x+4 4x-3 & x^2-3x
7. ## algebra

The perimeter of triangle ABC is 4x+1,if 2 sides are x+2 and x-1,find the 3rd side
8. ## math

The perimeter of the quadrilateral is 80feet. Find the length of the other sides. One side is x+9 another is x+13, 4x-5, x^2-8x.
9. ## Math

a right angled triangle has a perimeter of 96.22. if the hypotenuse is 40 cm. how long are the other 2 sides. The answer is 25 and 31.22
10. ## Algebra

the lenght of a rectangle is fixed at 19 cm. What width will make perimeter greater than 70 cm?
11. ## Math

Two sides of a triangle are x + 2cm and 2x-3cm. If the perimeter is 5x + 7cm, what is the third side?
12. ## math pre-algebra

a paved brick is 3x , 2x+2 , 5x-3 , 2x+2 find the perimeter of five bricks
13. ## Basic Mathmatics

What is the perimeter of a rectangle if the length is 7/10 inches and the width is 1/10inches?

Write a system of equations to match each of these problems. Then solve the equations using the method... Substitution, or linear combinations. _____________________________________ 1. Dan is 4 years older than his brother Gabriel. Together their ages
15. ## Statistics

Find the area under the normal curve in each of the following cases. 1. Between z = 0 and z = 1.63 2. Between z = 1.56 and = 2.51 3. Between z = -0.76 and z =1.35 4. Between z= -0.26 and z = -1.76 5. To the left of z = 2.35 6 To the right of z = -1.31 7.
16. ## Math

Jerome claims he can find the area of the composite shape shown by inscribing it in a rectangle and subtracting. Kelly claims that to find the area you need to use addition. Who is correct? Justify your answer.The picture looks like a 2 sided pointed
17. ## chemistry

The total surface area of earth is about 1.97*10^8 square miles. the surface area of land on earth is about 5.73*10^7 square miles. find the ratio of the surface area of land to the entire planet.?
18. ## Geometry / Math

Hi guys I need help ASAP, I have tried every thing I know about math and I cant figure any of them out. Thank you... _________________________________ 1. Use a formula to find the surface area of the square pyramid. (H.6ft.)(W.3ft.)(L.3ft.) A. 45 ft B. 81
19. ## MATH

Hi guys I need help ASAP, I have tried every thing I know about math and I cant figure any of them out. Thank you... _________________________________ 1. Use a formula to find the surface area of the square pyramid. (H.6ft.)(W.3ft.)(L.3ft.) A. 45 ft B. 81
20. ## biology

Why is a large surface area : volume ratio needed for cells to function properly? a.Adequate surface area (plasma membrane) is needed to furnish nutrients to and expel wastes from the volume (cytoplasm). b. Smaller volumes reduce and larger surface areas
21. ## Algebra

You have 400 feet of fencing to enclose a rectangular plot. Find the length and width of the plot that will maximize the area. What is the largest area that can be enclosed? I'm not sure how to start. We haven't learned this yet in class.
22. ## Math

Teo rectangles with dimensions 8cm by 10cm and 9cm by 12cm partly cover each other(see the diagram). the grey area 37cm2. what is the area of the shape marked by dots? How can I upload diagram?
23. ## math

Two corresponding sides of similar polygons are in the ratio of 8:7. If the area of the smaller figure is 512 square meters, what is the area of the larger figure? A) 3584 m B) 134,217,728 m C) 392 m D) Not enough information given
24. ## pre-algebra

Justin wants to use 376 ft of fencing to fence off the greatest possible rectangular area for a garden. What dimensions should he use? What will be the area of the garden? A. 89 x 99; 8811 ft B. 92 x 96; 8832 ft C. 94 x 94; 8836 ft D. 93 x 95; 8835 ft
25. ## trigonometry and geometry

A car dealership fences in a rectangular area behind their building to secure unsold vehicles. One length will be the back wall of the dealership. What is the maximum parking area that can be created if they have 2 km of fencing to use?
26. ## geometry

The image for this question can be found at: screenshots(dot)firefox(dot)com/AsFVDd1o7hceJtQT/null The square has side length 12 and the area of the blue region is 12 What is the combined area of the yellow regions?
27. ## MATH

THE RATIO OF THE PERIMETERS OF TWO SIMILAR TRIANGLES IS 1:3. htE AREA OF THE LARGER TRIANGLE IS 27FT^2. WHAT IS THE AREA OF THE SMALLER TRIANGLE. SORRY FOR THE CAPITAL LOCK. MY COMPUTER KEPBOARD WILL NOT PUT IT TO LOWER CASE SORRY AGAIN.
28. ## Pre-Algebra

1.Write the ratio in the simplest form 45:15 9:3 3:1*** 1:3 4:1 2.Solve the following proportion p/6 =7/8 p=5.25*** p=8 p-10.5 p=42 3.James has a model helicopter. The model is 8 inches long and 7 inches wide. The actual helicopter is 56 inches long. What
29. ## Research &Evaluation

Need help on the following question...Please How many ways can an IRS auditor select 6 if 12 tax returns for an audit Use a table of areas to find the specified area under the standard normal curve. The area that lies to the left of 1.13 (a)0.8485 (b)
30. ## AP PHYSICS HELP

One piston of a hydraulic lift holds 1.40*10^3 kg. The other holds an ice block (density= 917 kg/m^3) that is 0.076 m thick. Find the first piston's area. (Cross sectional area of the ice block = cross sectional area of the piston).
31. ## math117

The area of a rectangle of length x is given by 3x2 +5x. Find the width of the rectangle. The area of a rectangle with width t is given by 33t - t 2. Factor the expression and determine the length of the rectangle in terms of t length times width=area, so
32. ## math

After a drought, the Great Salt Lake in Utah covered an area of 2450 kilometers squared or 35/64 the area of the lake under normal weather conditions. Find the area of Great Salt Lake under normal weather conditions.
33. ## calculus

A population of a very rare insect in an area in a discrete rural region in ASEAN will grow at a rate that is proportional to their current population. In the absence of any outside factors, the population will triple in two weeks’ time. On any given day
34. ## Physics

The average intensity of sunlight at earth's surface is approximately 1400 W/m^2 , if the Sun is directly overhead. The average distance between the earth and the sun is 1.50E11 m. What is the average power emitted by the Sun? Ok so intensity is power over
35. ## Calculus

Would someone clarify this for me... Is antiderivatives just another name for intergral and why is intergral of a function is the area under the curve? Antiderivatives is another word for integral. Why area? THink on this...the integral is the sum of all
36. ## maths

According to health and safety policy, classrooms should allow for 1.8sqm of floor space per person and an additional 9sqm. A plan indicates that a classroom's floor dimensions should be 12.0m by 4.5m a Based on these figures, clculate the maximum number
37. ## Surface Area

[Given] Fiber Linear Density = 1 denier = 1 g/9000m Fiber Density = 1.14 g/cm^3 [Find..] Fiber surface area in cm^2/g Assume that the fiber strand is a uniform cylinder [Answer] Surface area = 3,150 cm^2/g ....... how do i get to the answer? my professor

Can you PLEASE help me with this problem? I do not understand... The area of a triangle can be found by using the formula A=1/2bh. The area of the triangle can be represented by the expression -17.5x2^ - 138.5x - 27. The triangle's base length is greater
39. ## south mountain community college

A poster is to have an area of 210in^2 with 1 inch margins at the bottom and sides and a 2 inch margin at the top. Find the exact dimensions that will give the largest printed area.
40. ## geometry

You have 32 feet of fencing and want to determine the maximum area that can be enclosed with the fencing to make a flower garden. You do not want to deal with fractions or decimals, so you are limiting the dimensions to whole numbers. Also, the area is to
41. ## Alg

Solve by completing the square: A rectangular patio has a length of x + 6 m, a width of x + 8 m, and a total area of 400 m². Find the dimensions to the nearest tenth. Find the radius of a circular lid with an area of 12in.².
42. ## FOR NABIAH

You now have 6 different posts going for the same "cake question" I am not going to keep going back to see which one you replied to. Stay with one posting please. I just notice one way down the list where you did part a) Calculate the area on top of the
43. ## Math

A farmer has 36 feet of fence to build a pigpen. He is going to use one of the sides of his barn as a side to the rectangular enclosure. Determine a function A that represents the total area of the enclosed region. What is the maximum area that can be
44. ## maths geometry

A car dealership fences in a rectangular area behind their building to secure unsold vehicles. One length will be the back wall of the dealership. What is the maximum parking area that can be created if they have 2 km of fencing to use? HELP PLS.
45. ## math

The length of the base and the height of a triangle are numerically equal. Their sum is 16 less than the number of units in the area of the triangle. Find the area of the triangle.

A right triangle has an area of 13 m2. The dimensions of the triangle are increased by a scale factor of 3. What is the area of the new triangle? Please help!!!! a)39 m2 b)169 m2 c)117 m2 d)142 m2

Jade is painting a rectangular wall. The wall is 4 1/4 yd long and 2 2/3 yd high. The formula for the area of a rectangle is A=bh. What is the area of the wall? I think the answer is 11 and one thirds.
48. ## college geometry

Given: right triangle ABC with right angle at C, AC=22 and BC=6.Draw altitude CD where D is o hypotenuse AB. What is the ratio of the area of triangle ADC to the area of triangle CDB?

A right triangle has an area of 13^2. The dimensions of the triangle are increased by a scale factor of three. What is the area of the new triangle? a. 39^2 b. 169^2 c. 117^2 d. 142^2 i think the answer is A but i am not sure! any help is appreciated
50. ## Math

Water covers approximately 11,800 mi squared of Florida, which is about 18% of Florida's area. What is the total area of Florida to the nearest thousand square miles?

Wind resistance varies jointly as an object's surface area and velocity. If an mile per hour with a surface area of 25 square feet experiences a wind resistance of 225 Newtons, how fast must a car with 40 square feet of the surface area travel in order to
52. ## calculus

Find the length of the entire perimeter of the region inside r = 16sin(theta) but outside r = 4
53. ## Algebra

Perimeter is 290ft and length is 43ft longer than the width. What are the dimensions of the room
54. ## geometry

The base of an isoceles triangle is 26 cm .If the perimeter is 72 cm. Find the lengt of each of the equal sides
55. ## Geometry

Find the perimeter of a square to the nearest tenth if the length of its diagonal is 16 millimeters
56. ## Geometry

To the nearest tenth, find the perimeter of ΔABC with vertices A(2,4), B(-2,1) and C(2,1). Show your work.
57. ## math (final one)

the length of rectangle is fixed at 17 cm. What widths will make the perimeter greater than 82 cm?
58. ## Math

Find he number of distinct triangles with integer sides and perimeter 10 that can be constructed.
59. ## Geogia Perimeter

How does healthy people 2020 address public health issues
60. ## Math

Find the length of the shortest side of triangle ABC drawn given that the perimeter is 22. A=3x+1 B=2x+1 C=x+4
61. ## Kids kingdom school

Mrs roy carpet 15cm and 12 cm broad what is its perimeter
62. ## math 6

write an expression in terms of x for the perimeter of an isosceles triangle with 2 sides of 6 cm and a third side of 2x cm.
63. ## Math

What is a reasonable estimate of the perimeter of the base that is a square with all 4 sides 143.5 meters,
64. ## Algebra 2

The perimeter of a square is to between 14 and 44 feet, inclusively. Find all possible values for the length of its sides.
65. ## cartesian vectors 1

Given that points P(-6,1), Q(-2, -1) and R(-3,4) find: a) magnitude of vector RP b) perimeter of triangle PQR
66. ## SURE/math

What is the total perimeter of the three tiles? If each square tile is measures 8 inches on the side?
67. ## algebra

the length of a triangle is 2 more than 3 times the width.If the perimeter is 92,find the dimensions of the rectangle.
68. ## Math

Find the perimeter of each rectangle or square. L=length W=width L=45 W=20 45+45+20+20=130 Correct??
69. ## maths

find the least and greatest possible valuesof the perimeter of a rectangular field 4.6cm and 7.9cm
70. ## geometry

construct a right angled triangle whose perimeter is 10cm and one acute angle is equal to 60?
71. ## Math

draw a figure with the given perimeter on the grid paper 10 units 3rd grade
72. ## Algebra

The length of a rectangle is fixed at 17cm. What widths will make the perimeter greater than 98 cm?
73. ## algebra

The width of a rectangle is three-fourths its length. If the perimeter is 100 ft, find its dimensions
74. ## Math

The length of a rectangle is fixed @ 21 cm, what widths will amke the perimeter greater than 78cm?
75. ## Calculus

Find the length of the entire perimeter of the region inside r = 16sin(theta) but outside r = 4.
76. ## Math

A 4in. by 5in. photo is enlarged by multiplying the length and width by 2. What is the new perimeter?
77. ## geometry

Find the perimeter of the polygon using the distance formula of Triangle ABC with vertices A(3, 5), B(3, 1), C(0, 1)
78. ## math homework

What is the perimeter of a triangle whose sides measure 21cm, 16cm, and 19cm?
79. ## math

the length of a rectangle is fixed at 26m. what widths will make the perimeter greater than 90 cm
80. ## maths

A regular hexagon has sides each measuring 58mm. Find its perimeter in centimetres.
81. ## algebrra

perimeter: 56cm 7cm 24cm the lenght of the third side of the triangle is? idk
82. ## Math

Let ABCDEF be an equiangular hexagon with perimeter 98 such that EF=2CD=4AB and BC=2FA. What is the length of EF?
83. ## math

A rectangle is twice as long as it is wide. Its perimeter is 60cm. find its length and width.
84. ## math

Please explain finding the perimeter of a two-dimensional shape. Give examples if possible. tks
85. ## Algebra

the length of a rectangle is fixed at 10 cm. What widths will make the perimeter greater thatn 74 cm?
86. ## algebra

Given a right triangle whose side lengths are integral multiples of 7, how many units are in the smallest possible perimeter
87. ## math

What is the perimeter of a right triangle with legs 6 cm and 3 cm? Leave your answer in simplest radical form.
88. ## math

how can i find the perimeter of a semi circular flower bed of diameter 20m?
89. ## Geometry

"Find the perimeter of the figure, where AC=26, AD=BF, and D is the midpoint of AC. Round your answer to the nearest tenth."
90. ## math

in the scale drawing, each side is .38cm long. What is the perimeter of the actual object?
91. ## algebra

The width of a retangle is fixed at 21cm. What linghts will make the perimeter grater than 74 cm?
92. ## geometry

The perimeter of a quadrilateral is 56. The lengths of three consecutive sides are 9, 13, and 16. What is the length of the fourth side?
93. ## algebra and trigonometry

find the dimensions of a rectangle having perimeter 14m and diagonal of length 5m
94. ## algebra

what is a function rule for the perimeter P of a building with a rectangular base if the width w is 2x the length l?
95. ## math

The width of a rectangle is fixed at 24 cm. What length will make the perimeter greater than 88 cm? I got 21 is that correct?
96. ## Math

A circular pizza of radius 8 is cut into 8 equal slices. What is the perimeter of one slice?
97. ## algebra g

You know the perimeter of a square to be 8 meters. Find the length of one side. How do you set up the formula
98. ## math

a rectangle is fixed at 17cm. what width will make the perimeter greater than 80cm
99. ## math

Find the perimeter of the rectangle. The other portion is a square. _______________ 8 |sq. | | | | | |____|_________] <------20-------->
100. ## math

The perimeter of a quadrilateral is 56. The lengths of three consecutive sides are 9, 13, and 16. What is the length of the fourth side?