# area, perimeter

20,300 results, page 35

### geometry

I don't get this and I need help please. Find the circumference of a circle circumscribed about a square with perimeter 48 ft. ______________ft. (Round to the nearest 0.1 ft.)

### Algebra

the length of a rectangular piece of land is 40 cm more than two times its width. the perimeter is 680 cm. Find its dimensions

### math

Quadrilateral ABCD has a perimeter of 26 and sides of integer lengths. If AB=m and BC=CD=DA=n, then what is the difference between the greatest and least possible values of n? A) 7 B) 6 C) 5 D) 4 E) 3

### Calculus

Find the length of the entire perimeter of the region inside r=15sin(theta) but outside r=1. I am not sure how to start the problem

### Algebra

your are building a soccer field. the length has to be 30 m longer than the width, and the total perimeter must be between 320i m and 360 m.

### Math

I don¡¯t know how to slove this problem can someone help me£¿ The shorter leg of a 30¡ã60¡ã90¡ãtriangle is 2.5 feet long.Find the perimeter.

### math

What is the greatest number of rectangles with integer side lengths and perimeter 10 that can be cut from a piece of paper with width 24 and length 60?

### geometry

Two sides of an isosceles triangle with perimeter 112 cm are in the ratio 3:2. Find ALL possible lengths for the base.

### Math

The perimeter of the parallelogram is 102 feet. Find m. Write your answer as a decimal or mixed number. The sides of the parallelagram are 3 and 3m

### math

a. running track has a perimeter of 800*1/4meters if a runner takes five round of it how much distance did he cover?

### Math

The lenght of the rectangle is one inch less than three times the width find the Dimensions if the perimeter is 40 inches

### Math

Find the perimeter of the polygon with vertices of A(0, 0), B(4, 0) and C(2, 3). Round to the nearest tenth. Just enter one number as your answer. Help!

### area/length/volume

How are length, area, and volume related in terms of the three dimensions of space? and How is it possible for objects of the same volume to have different masses?

### Math

Find the shaded area in the following figure if the rectangle inscribed in the circle has dimensions 3 ft x 4 ft. I know I find the area of the rectangle A=l*w, but what do I do next? I know that the Theorem of Pythagoras, 3^2 + 4^2 = d^2. So I can find the radius with this ...

### Cal 1

The top and bottom margins of a poster are each 12 cm and the side margins are each 8 cm. If the area of printed material on the poster is fixed at 1536 cm^2, find the dimensions of the poster with the smallest area.

### 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?

### Geometry

Find the area of the following circle. ( = 3.14; round answer to the nearest whole number). Circumference = 120 cm. (Hint: Find r from C = 2r (round r to tenths); then find area).

### geometry

A right cylinder has the radius of 5 centimeters and height of 22 centimeters. Round to the nearest tenth. I need to find - Find Lateral Area and Find Surface area

### Chemistry/Physics

The equation needed to solve for volumetric flow rate = flow area * velocity How do you calculate flow area when all is given is velocity 1 m/s and 6000 m^3.

### algebra--1 question

A sphere has a radius of 4x + 1. Which polynomial in standard form best describes the total surface area of the sphere? Use the formula S = 4(pi)r^2 for the surface area of a sphere. 16(pi)x^2 + 16(pi) 16(pi)x^2 + 48(pi)x + 16(pi) 36(pi)x^2 + 48(pi)x + 16(pi) 36(pi)x^2 + 24(pi...

### maths

cutting a circle into equal section of a small central angle to find the area of a circle and olso find area by 4 a sector of rectangle from circle

### algebra

If trend for the depreciation of the press continued, what would be its value in the year 2015? Show how you obtained your answer using the linear equation you found in part c). Answer: Show or explain your work here: e) If the trend continued, in how many years would the ...

### MATH OMG HELP

The base and height of an original rectangle are each increased by 15%. The area of the new rectangle is k/w times the area of the original rectangle. If k and w are relatively prime positive integers, find the value of k + w.

### geometry

find the lateral area and the total surface area of the right prism if the base of the prism is a right triangle whole legs meausure 5in and 12 in . and the altitude of the prism measure 8 in.

### math

Let P and Q be the points on the sides AB and BC of a triangle ABC respectively such that BP = 3PA and QC = 2BQ. Let K be the midpoint of the segment PQ. Prove that the area of the triangle AKC is equal to 11S/24, where S is the area of the triangle ABC.

### Physics

A stream moving with a speed of 0.5 m/s reaches a point where the cross-sectional area of the stream decreases to one-fourth of the original area. What is the water speed in this narrowed portion of the stream?

### Calculus

The top and bottom margins of a poster are 2 cm and the side margins are each 4 cm. If the area of printed material on the poster is fixed at 386 square centimeters, find the dimensions of the poster with the smallest area.

### Math

The top and bottom margins of a poster are 8 cm and the side margins are each 9 cm. If the area of printed material on the poster is fixed at 382 square centimeters, find the dimensions of the poster with the smallest area.

### Math

The top and bottom margins of a poster are 6 cm and the side margins are each 7 cm. If the area of printed material on the poster is fixed at 384 square centimeters, find the dimensions of the poster with the smallest area.

### Language/Listening Skills

Would (D) be the best answer for this question? Listening activities should be: A. on the floor,in a corner of the room. B. in a large area for children to have space and feel comfortable. C. required of all students D. in a small area with the least number of distractions.

### HCS320

I need help with this my computer just got restarted like it was new and now I do not have microsoft office for power point Help Please.Outline how to integrate communication from a central command area to all area of the organization. Also need 3 slides for a PowerPoint.

### math

A farmer has 110 metres of fencing to fence off a rectangular area. Part of one side is a wall of length 15m. Find the dimensions of the ﬁeld that give the maximum area. Answers: length and width = 31,25m Thank you so much for a huge help.

### addmath A.P.

A wire of length 380 cm is cut into 10 pieces.Each piece is then bent to form a square.The dimensions of the first three smallest squares are shown below.Find the value of x and hence,the area of the eighth largest square. x cm[ ] (x+1)cm [ ] x cm (x+1)cm (x+2)cm[ ] (x+2)cm ...

### MOMETRIX TEAS 6 practice

On a floor plan drawn at a scale of 1:100, the area of a rectangular room is 30cm^2. What is the actual area of the room? Answer: 30 m^2 Just need help understanding the concept and putting it all together. I can't grasp it very well from the book. Please & Thanks for your time

### algebra

If the length and width of a rectangle are each multiplied by 3, how would the new area of the rectangle compare with the original area of the same rectangle? would it be 9 times greater?

### Algebra

A sphere has a radius of 4x + 1. Which polynomial in standard form best describes the total surface area of the sphere? Use the formula S = 4(pi)r2 for the surface area of a sphere.

### math

Suppose Maya made another sign with an area of 48 square inches. would this sign be larger or smaller than the sign with an area of 48 square centimeters? Explain how you know.

### math

suppose maya made another sign with an area of 48 square inches. would this sign be larger or smaller than the sign with an area of 48 square centimeters? explain how you know

### Math

Two similar triangles have perimeters of 12 feet and 36 feet, respectively. If the area of the smaller triangle is 6 square feet, what is the area of the larger triangle?

### Math

A right triangle is formed by the origin and the x and y intercepts of the line 14x+7y=56. Find the area of the triangle. I know that Area of a triangle is 1/2bh, but how do I find the base and height? Thank you.

### Math

Given that I take a piece of paper and cut it in half and then in half again. If the paper originally had an area of 187/2 in^2.What is the area of my new paper?

### Math

A rectangle is inscribed in a semi circle of radius 2, let x represent half the length of the rectangle. Write an expression for the area of the rectangle in terms of x. Well I know area=length X width. That's about all I know what to do though

### Statistics

Consider the standard normal distribution. Find the area for the z-score -0.75. Draw a picture of this distribution showing the location of the z-score and the mean. Shade the region corresponding to the area found for the z-score.

### Pre ALgebra

If a pizza with a diameter of 12 inches costs $10.99, based on area, about how much should a 15-inch pizza cost? (Hint: Be sure to use the area of the pizza in your proportion, not the diameter.)

### maths

A number of circles touch each ather. The area of the smallest circle is 4n cm^2 and each consecutive circle has area 9/4 times that of the previous one. If the distance AB=665/8. Line AB passes at the centre of the circles. How many circles are there?

### math

A number of circles touch each ather. The area of the smallest circle is 4n cm^2 and each consecutive circle has area 9/4 times that of the previous one. If the distance AB=665/8. Line AB passes at the centre of the circles. How many circles are there?

### Math calculus

The top and bottom margins of a poster are 8 cm and the side margins are each 8 cm. If the area of printed material on the poster is fixed at 382 square centimeters, find the dimensions of the poster with the smallest area?

### statistics

A study was performed on green sea turtles inhabiting a certain area. Time-depth recorders were deployed on 6 of the 76 captured turtles. The time depth recorders allowed the scientists to track the movement of turtles in the area. The 6 turtles had a mean shel length of 51.2 ...

### Math for Ms. Sue please! Last math questions!

For numbers 1–3, find the indicated measurement of the figure described. Use 3.14 for pi and round to the nearest tenth. Find the surface area of a sphere with a radius of 8 cm. 267.9 cm^2 803.8 cm^2 2143.6 cm^2 201.0 cm^2 Find the surface area of a sphere with a diameter of...

### math

A rectangular playground is to be fenced off and divided in two by another fence parallel to one side of the playground. Five hundred and forty feet of fencing is used. Find the dimensions of the playground that maximize the total enclosed area. What is the maximum area?

### Mathmatics

The highway department keeps its sand in a conical storage building that is 24 feet high and 64 feet in diameter. To estimate the cost of painting the building, the lateral surface area of the cone is needed. To the nearest square foot, what is the area?

### math

a developer wants to enclose a rectangular grassy lot that borders a city street for parking. If the developer has 336 feet of fencing and does not fence the side along the street, what is the largest area that can be enclosed and what are the dimensions that give this maximum...

### PHYSICS

A coil with an area of 0.10 m2 is in a magnetic field of 0.20 T perpendicular to its area. It is flipped through 180° so that the part that was up is down. The flip takes 1.0 s. Estimate the average induced emf between the ends of the coil while it is being flipped. What ...

### Maximum Area

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 ...

### math

An ostrich farmer wants to enclose a rectangular area and then divide it into 4 pens with fencing parallel to one side of the rectangle. There are 720 feet of fencing available to complete the job. What is the largest possible total area of the 4 pens?

### Geometry

The volumes of two similar solids are 1,331 m^3 and 216 m^3. The surface area of the larger solid is 484 m^2. What is the surface area of the smaller solid? A. 864m^2 B. 288m^2 C. 144m^2 D. 68m^2 I think the answer is B or C just a lil confused...

### Urgent help here! Math

Solve for the area when a rectangle of length 4cm and width 3cm has one vertex at the origin of a system of axes and another vertex on a quarter of a circle whose center is also at the origin. Find the shaded area?

### 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 thinking the answer is d...

### math

an artist is using tiles and boards for a project. a tile has length 1/3 ft and width 1/3 ft a board has length 1/2 yd and width 1/2 yd. what is the ratio of the tile to the length of the board? What is the area of the tile to the length of the board? what is the area of the ...

### Calculus

The top and bottom margins of a poster are 2 cm and the side margins are each 8 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. Width = Height =

### math

A number of circles touch each ather. The area of the smallest circle is 4picm2 and each consecutive circle has area 9/4 times that of the previous one. If the distance AB=665/8. Line AB passes at the centre of the circles. How many circles are there?

### math

A number of circles touch each ather. The area of the smallest circle is 4picm2 and each consecutive circle has area 9/4 times that of the previous one. If the distance AB=665/8. Line AB passes at the centre of the circles. How many circles are there?

### math

A number of circles touch each ather. The area of the smallest circle is 4picm2 and each consecutive circle has area 9/4 times that of the previous one. If the distance AB=665/8. Line AB passes at the centre of the circles. How many circles are there?

### Science

I need help with questions regarding information about the Galapagos Island volcano. 1. where is the volcano located 2. how long has it been active 3. what kind of volcano is it 4. is it dangerous 5. what is the surrounding area like 6. what else is there to do in the ...

### geometry

Pyramid has a base 6 yards X 6yards. Its height is 4 yards. Volume= Surface Area= I got 60 square yards for the surface area but it was wrong.

### goemetry

The pentagons below are similar. The area of the smaller pentagon is 30m^2. What is the area of the larger pentagon in m^2? Small pentagon is 4m and the larger one is 10m

### Math

Can you help me in math please, I don't understand this. My book shows me the area of a parallelogram, and area of a triangle, but it show me what to do if there's fractions in the problem. A. 12 1/2 ft2 B. 7 7/8 ft2 C. 8 1/4 ft2 D. 15 3/4 ft 2 Thank you.

### math

The formula form the surface area of a cube is SA=6s^2 where s represents the length of a side of the cube. What is the surface area of a cube with the sides 4.5 centimeters long?

### Algebra 1

You trimmed a large square picture so that you could fit it into a frame. The area of the cut picture is 20 square inches. What is the area of the original picture?

### Chemistry

I have an assignment. It has two boxes to model the particles of the same gas at different temperature (18 and 45 degrees Celsius). I have to write two or three sentences relating the temperature, the average kinetic energy, and the motion of the particles in the two boxes. ...

### Math

PQR ~ STU. PQ = 12cm and ST = 9cm. The area of STU is 72 cm². Find the area of PQR.

### Science

What are the surface area, volume, surface area:volume, and distance of diffusion for the following dimensions: 1 cm x 1 cm x 1 cm 2 cm x 2 cm x 2 cm 1 cm x 1 cm x 6 cm

### Math

The surface area of a bucket is 6,176cm^2. What is the surface area of a similar bucket that is smaller by a scale of 1/4?

### math

The area of a circle with radius r given by the formula A = pi r^2. If a circle has area 81 pi square in inches, what is the radius?

### Area

How many flowers can you plant in an area 19 square metres if each flower needs 0.04 square metres of space

### geometry

Thye area of a regular hexagon is 38 cm^2. What is the area of a regular hexagon with sides 4 times as long?

### physics

The concept of pressure involves both force and volume. force and area. area and volume

### Math

The area of the putting green at the golf course is 1,134 what will be the area of the putting green Theo constructs

### pre-calculus

the spread of oil leaking from a tanker is in the shape of a circle. If the radius r (in feet) of the spread after t hours is r(t)= 200 square root of t, find the area A of the oil slick as a function of the time t. You know that the area of a circle is A=pi*r^2. You're told ...

### Philosophy

What is the meaning of validity, truth, and soundness as they relate to the area of logical syllogisms? What are the two formal fallacies deductive and inductive What is the meaning of validity, truth, and soundness as they relate to the area of logical syllogisms? What is the...

### Physics (Stress & Strain)

A hole 3cm in diameter is to be punched out of a steel plate 8cm thick. The shear stress of the material is 670GPa. What load is required on the punch? First find the area: A = pi*d^2/ 2 = 3.1416 * 3cm^2/ 2 = 3.1416 * 9/ 2 = 28.2744/ 2 = 7.0686cm Stress = 670GPa Second, covert...

### college math.

write an algebraic expression for the given information. The area of a rectangle whith sides "b" yards and b-6yards. Area of a rectangle is: A=LW When I work the formula I put this: A= LW A=B*(B-6) This seems to be the right answer, just want to make sure. Thanks to all for ...

### 6th Math

Don decided to do some landscaping in his backyard. He began by watering the lawn. The rotating sprinkler that he installed can spray an area with a radius of 7 feet. What is the maximum area the sprinkler can cover? a. 21.98 ft(2) b. 28.26 ft(2) c. 43.96 ft(2) d. 153.86 ft(2...

### Math-Algebra 1

I have 2 questions. one is a rectangle that has an area of 34 square meters, the width is (x+4)m and the length is (x+11)m. The other problem is a triangle that has an area of 119 square ft. The legs are (x+3) ft and (x+6) ft. It has a right angle opposite the hippotenuse. ...

### Math

The area of a circle is found with the formula A= 3.14r2 where 3.14 represents 3.14. If a tile artist is placing tiles in a circular mosaic pattern and the area of the circle is 658 square feet what is the approximate radius of the circle in feet?

### geometry

i need to figure out side lengths of congruent right isosceles triangle with no lengths given. I know that the hypotenese is 1 per pythogoras constant and the area is a^2/2. I don't have to prove area just side lengths.

### pre-calc

construction of a rain gutter: a piece of rectangular sheet metal is 20 inches wide. it is to be made into a rain gutter by turning the edges to form parallel sides. let x represent the length of each of the parallel. a) give the restrictions on x. b) determine a function of A...

### a ton of calc

basically, my teacher gave us a bunch of optimization problems and i've been working on them for hours and can't get them. if i could have help with maybe the first four, that would be AWESOME. thanks. 1) find the point on the graph of the function y = x^2 that is closest to ...

### Maths

Hi im doing measurement at skool at the moment and i cant quite ork out some questions. Can someone please help!! A circular portrait photograph has a diameter 18cm and is to be placed in a 20cm square frame. Determine the ratio of the area of the photograph to the area of the...

### Maths

Hi im doing measurement at skool at the moment and i cant quite ork out some questions. Can someone please help!!!! A circular portrait photograph has a diameter 18cm and is to be placed in a 20cm square frame. Determine the ratio of the area of the photograph to the area of ...

### Calculus-Optimal Form: need help... please

Suppose you are designing a coffee creamer container that has a volume of 48.42 cubic inches. Use the surface area and volume of a cylinder to develope an eqn. relating radius r and surface area S. ¡Ç=pi=3.14 S=2¡Çr^2+2¡Çrh V=¡Çhr^2

### AP Statistics

Hi, we just started density curves in AP Stats, and I am a little confused about one of the concepts. It keeps saying that a density curve has to have an area equal to 1 below it... 1 of what? I don't understand how you figure out if the area of your curve is 1, or what unit ...

### biology

Need help with FOV area (mm2) totally confused? im confused i have the FOV diameter they are: 4x = 5 10x = 2 40x = 0.5 a classmate told me she thinks the area for 40 x is: pi(5/2)^2 = 19.6 not sure if that's true or how to do it for the low and medium, magnification. please ...

### math...

We had to find the surface area of various rectangular prisms. I did most of them easily, but there are two that I need a little help with... The first one is: The length is 13m The width is 5m The height is 4m So what is the surface area? The second one (which is a bonus ...

### Calculus

Let f and g be the functions given by f(x)=1+sin(2x) and g(x)=e^(x/2). Let R be the shaded region in the first quadrant enclosed by the graphs of f and g. A. Find the the area of R. B. Find the value of z so that x=z cuts the solid R into two parts with equal area. C. Find the...

### Math!Please Help.!

Hi.-It's Margie and I have a Math Lab to do but I don't get this.If you can, please help.: Use the Pythagorean Theorem to find the diagonal of the new room. length=22 width=25 area=350 Is the area supposed to be 550 instead of 350? Area of a rectangle is length times width, ...

### math

Can you double check my answer for me. The question is Corinne calculated the area of a paper plate to be 50.27 square inches. If the actual area of the plate is 55.42 square inches , what is the relative error in calculating the area, to the nearest thousandth. I got 0.093 I ...

### 3rd grade

sketch and label all possible rectangles with a perimeter of 30cm and sides whose lengths are whole numbers

### algebra

The lengths of the sides of a triangle are consecutive even integers. Find the length of the longest side if it is 22 units shorter of the perimeter.