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July 28, 2014

# Search: What is the length and width of a rectangle iwith the given area of 56ft^2?

Number of results: 13,079

math
Four identical squares, lined up side by side, form a rectangle whose area is 144. What is the perimeter of three of the squares?
April 11, 2013 by anonymous

Physics
Calculate the resistance per unit length of a nichrome wire, which has a radius of 0.436 mm. The resistivity of nichrome is 1.5×10−6 Ω·m. Answer in units of Ω/m If a potential difference of 20 V is maintained across a 3.7 m length of the nichrome wire, what is...
February 24, 2012 by Kudo

7/8 Math
Length: 2/6/8/9/10 Breaking Weight 24/16/13/11/9 Explain how your equation shows that breaking weight decreases as length increases. Is this pattern reasonable for this situation? Explain. I used inverse variation equation and found that the equation would be y=96/x with the ...
September 30, 2012 by Tonja

Math
Your search for Determine the number of square meters of vinyl needed to line the inside of a right rectangle swimming pool. The pool is 7m long, 4m wide, and has a uniform depth of 2.5m returned no results.
November 28, 2011 by Silly

Math
How do I solve this problem? : Four rectangle strips of wood, each 30 cm long and 3 cm wide, are arranged to form the outer section of a picture frame, as shown. Determine the area in side the wooden frame.
March 4, 2014 by Gaby

Math
A Rectangle with vertices A, B, C, AND D. The triangle is divided with vertices P AND Q. How many right triangles can you make with using only three of the vertices {A, B, C, D, P, OR Q}. Also The answer is not 12 or 16. Our teacher gave us this hints
November 7, 2010 by Camara

Math
An indoor track is shaped like a rectangle with a semi-circle on each end. The distance around the track is 200 yards. Find the maximum area enclosed by the track.
April 26, 2011 by Tj

chemistry help!
Hello, I am having problem with two lab questions and was wondering if someone can help! 1. Calculate the percentage of the empty space in a face-centered cubic lattice, and show that it does not depend on the edge length of the unit cell ot on the size of the atoms in the ...
February 4, 2010 by Dina

chemistry
Hello, I am having problem with two lab questions and was wondering if someone can help! 1. Calculate the percentage of the empty space in a face-centered cubic lattice, and show that it does not depend on the edge length of the unit cell ot on the size of the atoms in the ...
February 3, 2010 by Dina

geometry/math
What is the height of a rectangle whose area is 40 square inches, and whose base is 8 inches??
January 18, 2010 by Ashley

Math - fractions
I have to find the area of a rectangle in fraction measurements. Area = L*W = 9/16 yds. * 14/15 yds.
October 8, 2011 by Alex L.

Physics
A spring of unknown force constant is attached to a rod so that it hangs vertically. With no mass attached, the spring has a length of 12.0 cm. When a student attaches a mass of 50 grams, the spring stretches to a length of 18.0cm. Determine the force constant for this spring.
March 3, 2014 by Chris

Algebra 1
The cube root of the volume of a cube gives the length of one side of the cube . Volume:343 cm^3. A:Find the side length of the cube shown . B:Find the area of each face of the cube.
September 4, 2010 by Gaby

Algebra 1
The perimeter of a triangle is 20 inches. The longest side is 4 inches longer than the shortest side, and the shortest side is three -fourths the length of the middle side. Find the length of each side of the triangle
March 2, 2011 by Aubrey

Physics
If a wire of resistance R, resistivity ñ "roe", length L, and cross sectional area A, had its length doubled and radius halved, what would be the ratio of R'/R. Where R' is the new resistance of the wire. I thought it would be 4 times R, giving the ratio of 4R:R' However, I ...
July 26, 2012 by Lauren

College Physics
A ball of mass 620 g hangs from a spring whose stiffness is 195 newtons per meter. A string is attached to the ball and you are pulling the string to the right, so that the ball hangs motionless, as shown in the figure. In this situation the spring is stretched, and its length...
October 5, 2012 by Anabel

Algebra
he spreadsheet shows the length of 3 movies in each of 3 categories. Choose the formula that could be used in cell B2. Â  A B C D E 1 Type of Movie Movie 1 (min. long) Movie 2 (min. long) Movie 3 (min. long) Mean Length 2 Animated 72 63 84 73 3 Drama 92 104 113 103 4 Action ...
October 15, 2012 by Algebra

Physics
While riding a Ferris wheel, the rider determines that the Ferris wheel makes 1.5 revolutions per minute. a) knowing that the diameter of the Ferris wheel is 100 ft, determine the angular speed (in rad/s) of the Ferris wheel. b) Determine the linear speed (in ft/s) of the ...

College Physics
A wooden bridge crossing a canyon consists of a plank with length density λ = 2.25 kg/m suspended at h = 10.89 m below a tree branch by two ropes of length L = 2h and with a maximum rated tension of 2000 N, which are attached to the ends of the plank, as shown in the ...
November 10, 2013 by Kimmy

Physics
A surprising result of wave theory is that the diffraction pattern of a dark screen with a hole cut in it (of arbitrary shape) is identical to the pattern of an object with the same shape as the hole. An application of this principle is that a line mounted on transparent slide...
November 5, 2009 by Tony

Pre-Calculus
A piece of plexiglass is in the shape of a semi-circle with radius 2m. Determine the dimensions of the rectangle with the greatest area that can be cut from the piece of plexiglass?
March 28, 2010 by Erin

math
she rolls a cube that has a square triangle circle triangle star rectangle, what is the probability the cube will land on a face with a polygon on her first roll?
May 17, 2010 by Anonymous

Geometry
I need help!! Find the perimeters and areas of rectangle The base is 8m and one side is 5m. Do i just add up one of the side however it said the area??
June 9, 2010 by Lisa

math
A rectangular animal pen will be built using 200 meters of fencing. If one side of the rectangle is meters, find the area of then pen.
November 19, 2010 by Shauna

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).
February 28, 2011 by PEG

geometry
The perimeter of a rectangle of two numbers. The sum of the numbers is 163, and their difference is 33. Write two equations that would be used to solve the system
October 23, 2011 by queen

geometry
Joe's living room is a rectangle and measures 15 ft by 27 ft. Using a scale of 1 in. = 3ft. How could I sketch it and show both the actual measurements and the scale measurements
February 20, 2012 by snoop

math
Jack's yard is a rectangle 105 feet by 212 feet. Using front-end estimation on the dimensions, what is an estimate of the area of this yard?
February 29, 2012 by kl

maths
Let ABCD be a rectangle such that AB=5 and BC=12. There exist two distinct points X1 and X2 on BC such that ∠AX1D=∠AX2D=90∘. Suppose that d is the distance from X1 to X2. What is d2?
May 22, 2013 by hemant

maths
Let ABCD be a rectangle such that AB=5 and BC=12. There exist two distinct points X1 and X2 on BC such that ∠AX1D=∠AX2D=90∘. Suppose that d is the distance from X1 to X2. What is d2?
May 22, 2013 by hemant

math
Let ABCD be a rectangle such that AB=5 and BC=12. There exist two distinct points X1 and X2 on BC such that ∠AX1D=∠AX2D=90∘. Suppose that d is the distance from X1 to X2. What is d2?
May 25, 2013 by Mathslover

Math
Draw all the possible rectangles with a perimeter of 26 cm and whole number lengths of sides. For each rectangle, label the lengths of two adjacent sides
September 29, 2013 by Molly

calculus
The side of a square is measured to be 12 inches with a possible error of ±0.02 inch in that measurement. If x is the exact length of the side of the square, express this difference as an absolute value inequality and solve. Then find the interval expressing the range of ...
August 29, 2011 by rachel

Physics
Measured along the surface of the water, a rectangular swimming pool has a length of 15.9 m. Along this length, the flat bottom of the pool slopes downward at an angle of 16.9 ° below the horizontal, from one end to the other. By how much does the pressure at the bottom of the...
November 30, 2009 by Daniel

algebra
Denis is designing a storage box in the shape of a cube.Each side of the box has a length of 10 inches. she needs more room anddecides to constructa largerbox in the shape of a cube with a volume of 2,000 cubic inches. By how many inches to the nearest tenth should she increse...
February 3, 2010 by anum

physics
The length of the auditory canal in humans averages about 2.5 cm. What is the second lowest standing wave frequency for a pipe of this length open at one end? Use 345 m/s for the speed of sound. I know that 4L=lambda, so lambda= 10cm. I know that f=v/lambda, so f=3450 Hz. But ...
March 3, 2011 by Trace

physics
(part 1) An athlete whirls an 8.1 kg hammer tied to the end of a 1.4 m chain in a horizontal circle. The hammer moves at the rate of 0.597 rev/s. What is the centripetal acceleration of the hammer? Assume his arm length is included in the length given for the chain. Answer in ...

math(help)
please help someone explain this please!! The length of a marathon is 138,435 ft.each stride,or step,by a particular runner is 3 ft long.does the number of strides the runner takes fit evenly into the length of the race?(EXPLAIN ANSWER PLEASE) --------------------------- IS 38...
November 21, 2013 by matt

Intermediate Algebra
One leg of a right triangle has a length of 5 m. The other sides have lengths that are consecutive integers. Find these lengths. The other leg is ____ m The length of the hypotenuse is ____ m Is my answer correct? The other leg is 12 m The hypotenuse is 13 m
March 4, 2014 by Spacegazing

Physics
A car sits in an entrance ramp to a freeway, waiting for a break in the traffic. The driver sees a small gap between a van and an 18-wheel truck and accelerates with constant acceleration along the ramp and onto the freeway. The car starts from rest, moves in a straight line, ...
July 5, 2011 by Holly

Physics
Consider a heavy rope with mass per unit length 2.10 kg/m; a length L=18.00 m of the rope is hanging vertically from a support, as shown. If the support and rope are placed in an elevator accerlerating downward with a=0.800 m/s^2, what is the tension in the rope at point P? (...
October 13, 2007 by Jack

numerical & proportional reasoning
students in a biology class measured and recorded the lengths of different microscopic organisms. the results are recorded below. organism lenght(millimeters) a 0.00065 b 4.72* 10(exponent -4) c 8/10,000 d ?? a- a fourth organism was measured and found to be 1/40 the length of...
February 23, 2008 by megan

physics help 4
An astronaut on a small planet wishes to measure the local value of g by timing pulses traveling down a wire which has a large mass suspended from it. Assume that the wire has a mass of 4.10 g and a length of 1.60 m and that a 3.00 kg mass is suspended from it. A pulse ...
November 9, 2008 by kelsey

statistics
Based on data from the National Center for Health Statistics, N. Wetzel used the normal distribution to model the length of gestation for pregnant US woman ( Chance, Spring 2001). Gestation length has mean of 280 days with a standard deviation of 20 days. a. Find the ...
March 17, 2013 by lindsey

calc
a closed box has a base twice as long as it is wide.if its volume is 100 in cubed,express its surface area as a function of the width x of its base.
August 26, 2011 by natasha

Math
Catherine is measuring the width of one of her books.its is 3 1/2 inches wide.between wich two inch marks. On the ruler is the books measurement ?
April 29, 2013 by Pietro

Math
Catherine is measuring the width of one of her books.its is 3 1/2 inches wide.between wich two inch marks. On the ruler is the books measurement ?
April 29, 2013 by Pietro

math
An archeitect is designing a rectangular fountain for the city park. It's area is represented by 16x-40. Factor this lengh and width measurements that fountain could have?
March 6, 2014 by kamleen

Dressmaking
I was hoping someone could help me check my answers? This is my last exam and I desperatly need some help to make sure they are the right answers. I'll make a note next to the answer I picked on each question. Ms. Troy would like you to make a copy of an outfit that she owns ...
July 27, 2010 by Criss

physics
A pendulum has a length of 1m. What is the period of this pendulum? What is the frequency of this pendulum? You measure the period of a pendulum and get 25s. What is the length of the pendulum?
November 8, 2010 by devin

math (calculus)
A line segment has one endpoint, A, on the x-axis and the other endpoint, B, on the y-axis. It passes through the point (1,2). If O is the point (0,0), for what value of angle OAB is the length of the line segment AB a minimum? What is the minimum length?
November 26, 2012 by Garry

Math
damn i cant post a drawing..there r 2 cubes, cube x and cube y and the length of the cube x is 12cm. A) find the volume of cube x. B) if cube y has a volume equal to 1/8 of the volume of cube x, find the length of its edge.
June 4, 2012 by 大S

Physics
In a labratory experiment, a student measured the period of a swing for a 1 -kg pendulum for varing lengths, as shown below. Length (m) Period (s) 0.05 0.30 0.20 0.90 0.40 1.30 0.60 1.60 0.80 1.80 1.00 2.00 a.) Deterine the period of a pendulm whose length is 0.25 m. b.) Now ...
June 12, 2006 by Nathaniel

math word problems
A ladder is leaning against a building. The distance from the bottom of the ladder to the building is 9 ft less than the length of the ladder.how high up the side of the building is the top of the ladder if that distance is 2 ft less than the length of the ladder? the ladder ...
August 1, 2009 by lin

math
Karina drew a shape with 2 pairs of parallel sides and no right angles. Which shape could Karina have drawn? A. square B. rhombus C. rectangle D. trapeziod
March 27, 2013 by sarah

Physics
For a resonance tube apparatus (open ended on one side) with a total tube length of 1.00 meter, on a day when the speed of sound is 340 m/s, how many resonance positions will be observed as the piston position is varied for a frequency of 500 Hz? and 1000 Hz? Use the n as the ...
July 1, 2007 by Rob

PHYSICS REPOST
Consider a heavy rope with mass per unit length 2.10 kg/m; a length L=18.00 m of the rope is hanging vertically from a support, as shown. If the support and rope are placed in an elevator accerlerating downward with a=0.800 m/s^2, what is the tension in the rope at point P? (...
October 14, 2007 by Jack

math
what is the perimeter of a rectangle that measures 27 inches on one side and 56 inches on the other side?
April 14, 2010 by emily

Math
Point E is on side AB of rectangle ABCD. If the area of ABCD is 48, what is the area of triangle CDE?
August 8, 2012 by Anonymous

Math
Point E is on side AB of rectangle ABCD. If the area of ABCD is 48, what is the area of triangle CDE?
August 9, 2012 by Sarah

geometry
abcd is a rectangle. If measure angle bac=30 find the measure of angle dbc
December 1, 2012 by sangini

Physics
The rigid object shown in Fig. 10-63 consists of three balls and three connecting rods, with M = 1.5 kg, L = 0.67 m, and θ = 32°. The balls may be treated as particles, and the connecting rods have negligible mass. Determine the rotational kinetic energy of the object if ...
July 28, 2010 by Anonymous

Math 115
What units in the metric system would you use to measure each of the following quantities? (a) Distance from Los Angeles to New York (b) Your waist measurement (c) Width of a hair (d) Your height
November 30, 2008 by Debbie

math
a cabinet will inclose a rectangular loud speaker system and will have an internal volume of 2.4 cubic feet. The height will be 1.5 times the width. What are the dimesnions of the enclosure that can be constructed at a minimum cost?
November 13, 2012 by diwas

Math
The average length of a Rufous hummingbird is 3 1/2 inches. The average length of a Broad tailed hummingbird is 4 1/2 inches. How much shorter is the Rufous hummingbird? 1?
October 25, 2012 by Jerald

physics
A parallel beam of light is incident on diverging lens of focal length 12cm. The emergent beam passes through a converging lens of focal length 20cm placed coaxial with it. The beam which finally emerges from the converging lens,comes out parallel. What is the separation of ...
March 19, 2013 by Jorel

elementary math for teachers
Suppose that a given parallelogram is not a rhombus or a rectangle. Which of the following can you conclude about this parallelogram? A) It is a square. B) Its angles are not all congruent. C) Its diagonals are perpendicular bisectors of each other. D) None of the above
October 15, 2009 by jen

algebra 2 review
A training ring for horses is an oval formed from a rectangle with two semicircles on either end. Rounded to the nearest foot, how many feet of fencing is required to surround the entire ring with a fence?
April 28, 2011 by Beth

#11 The coordinate of rectangle ABCD are given. Find the coordinates of its image after a dilation with the scale factor of 2. A (2,4) B (-3, -1) C (0,9) D (6,-4) I DESPERATELY NEED HELP WITH THIS QUESTION IT ISN'T MULTIPLE CHOICE SOMEONE HELP PLEASE!!!!
November 5, 2012 by Delilah

computer programming
Mr. Dacara owns 20 apartment buildings. Each building contains 15 units that he rents 5,000 PhP per month each. He wants a program that will print 12 payment receipt coupons for each of the 15 apartments in each of the 20 buildings. Each coupon should contain the building ...
November 20, 2012 by lady vhalyn

mechanics
The change in length of a steel wire under an applied load can be halved by keeping all other conditions constant but using: A. a different material having a Young's modulus half that of steel B half the cross sectional area of the steel wire C half the length of steel wire D ...
February 24, 2013 by dmkp

Chemistry-
The question I have to answer is: If two peaks of gas chromatogram are too close, what changes in experimental conditions (factors affecting separation) could you make to separate them more effectively? Answer: I thought the answer would be the length of the column. If you ...
September 8, 2009 by Soojung

physics
German silver wire has a cross-sectional area of 2.047 x 10^-3 cm^2. How many meters are needed to make a resistance of 100 (omega)? I can't find the resistivity of German silver wire. I've googled a few places, but each one gives me a different number. Can you please tell me ...
April 28, 2011 by Sejul

Physics
A beam of mass mb = 10.0 kg, is suspended from the ceiling by a single rope. It has a mass of m2 = 40.0 kg attached at one end and an unknown mass m1 attached at the other. The beam has a length of L = 3 m, it is in static equilibrium, and it is horizontal, as shown in the ...
April 9, 2010 by Katie

AQA Mechanics (M1), Statics and forces, please hel
A particle of weight W is attached by a light inextensible string of length a to a point A on a verticle wall. The particle is supported in equilbrium by a light rigid strut of length b attached to a point B on the wall at a distance a vertically below A. Show that the tension...
April 1, 2012 by Tony

Physics
Two lenses are in contact. One of the lenses has a focal length of +10.0cm when used alone. When the two are in combination, an object 20cm away from the lenses forms a real image 40cm away from the lenses. What is the focal length? I am not sure how to approach this problem. ...
April 2, 2013 by Jul

physics
Cora is a passenger in a car traveling east along a country highway that is parallel to a railroad track and clear of any traffic. Her friend Liz is driving. They come up behind the last car of a train on the track. Initially, the train is moving a little slower than they are...
January 30, 2012 by Kathy

Pre-Calculus
The period T (in seconds) of a simple pendulum is a function of its length l (in feet), given by T(l) = 2pi sq root of l/g, where g = 32.2 feet per second per seconds is the acceleration of gravity. Express the length l as a function of the period T. If T=2pi*sqrt(l/g) then do...
October 5, 2006 by Erica

Physics
A simple camera telephoto lens consists of two lenses. The objective lens has a focal length f1 = +41.7 cm. Precisely 36.1 cm behind this lens is a concave lens with a focal length f2 = -13.9 cm. The object to be photographed is 4.06 m in front of the objective lens. How far ...
September 20, 2010 by Rudi

physic
A cylindrical conductor of length l and uniform area of cross-section A has resistance R. What is area of cross section of Another conductor of the same material of length 2l and resistance R ?
May 16, 2014 by abc

Precalculus
Instead of graphing the arc length against the height, Olivia decides to make graphs of Paul's x - and y - coordinates against time. Suppose paul walks 1 meter per second. How would Olivia's graph compare to her graph of arc length against the height?
September 22, 2011 by Kate

precalc
The cost of manufacturing a semi-circular window is the cost of the glass pane together with the cost of the framing material. When ordering this window, a customer specifies the length of the base of the window, shown as l. b. Write a function named k that relates the area of...
September 25, 2013 by BeeBee

Geometry
A rectangle napkin costs \$3.25. A similar tablecloth is five times longer and five times wider. How much would you expect to pay for the table cloth? \$81.25 \$48.74 \$16.25 \$32.50
April 15, 2012 by Jill

maths
Given is a quadrilateral ABCD,diagonals AC and BDare such that AO=BO=CO=DO=3cm,where Ois point of intersection of AC and BD then quadrilateral ABCD is a rectangle State true or false with reason
January 6, 2013 by faizel

geometry
The coordinates for a rhombus are given as (2a, 0), (0, 2b), (–2a, 0), and (0, –2b). Write a plan to prove that the midpoints of the sides of a rhombus determine a rectangle using coordinate geometry. Be sure to include the formulas.
January 8, 2013 by Anna

IT/210
Design a program that models the worms behavior in the following scenario: A worm is moving toward an apple. Each time it moves, the worm cuts the distance between itself and the apple by its own body length until the worm is close enough to enter the apple. The worm can enter...
March 1, 2011 by Kamari Davis

Algebra 2
The area of a rectangular blanket in square centimeters is 40x^2+2x-65. The width is 4x-5 cm^2. Find the dimensions of the blanket in terms of x. What is this question? like a foreign language or something
May 7, 2007 by Christian

Math
A round 12-inch woofer is mounted to the bottom of a rectangular speaker enclosure with an inner width measurement of 12 inches. How far from corner A is the center, O, of the woofer?
April 20, 2011 by Tina

maths
A well of diameter 7cm is dug 22.5m deep.The earth taken out it is spread evently all around it to a width of 10.5 to from an embankment .find the height of the embankment.
December 3, 2012 by simranpreet

Math
Please help i really need help!! Celine wants to know the width of the pond. She drew the diagram shown below and labeled it with the measurements she made. How wide is the pond? thnx!! :)
December 4, 2012 by Anonymous

physics
In the diffraction pattern due to a single slit of width d with incident ligth of wavelength lamda at and angle of diffraction thita the conditon for first minimum

A swimming pool is in the form of a semicircular figure. Its width is 20 ft. and that parallel portions of the sides are each 20 ft. What is the are of a 5-ft-wide walk surrounding the pool? Round to the tenths.
March 8, 2013 by tmouery

algebra
A television screen measures 32 inches diagonally, and its aspect ratio is 4 to 3. Find the width and the height of the screen. (Round your answers to one decimal place.)
March 16, 2013 by Cassie

Physics
A rower whose speed of rowing is u crosses a river of width s to a point exactly opposite. Find the time of the journey if the speed of the stream is V( less than u)
February 14, 2014 by Glory

A converging lens has a focal length of 0.060 m. An object is located 0.020 m to the left of this lens. A second converging lens has the same focal length as the first one and is located 0.100 m to the right of it. Relative to the second lens, where is the final image located?
October 26, 2007 by Mary

geometry
5. The lengths of segments PQ and PR are 8 inches and 5 inches, respectively, and they make a 60-degree angle at P. (a) Find the area of triangle PQR. (b) Find the length of the projection of segment PQ onto segment PR. (c) Find the length of segment QR. (d) Find the sizes of ...
April 15, 2010 by sally

geometry
ABCD is a parallelogram. Let C′ be a point on AC extended such that the length of AC′=1.2AC. Let D′ be on the segment BD such that the length of BD′=0.9BD. The ratio of the area of the quadrilateral ABC′D′ to the area of the parallelogram ...
March 18, 2013 by deepak

programming
Write a program that will read in a length in feet and inches and will output the equivalent length in meters and centimeters. Use at least three functions : one for input, one or more for calculating and one for output. There are 0.3048 meters in a foot, 100 centimeters in a ...
March 30, 2010 by viqar

Algebra
A room is shaped like a trapezoid. There are windows on the walls that are parallel. The distance between the windows is x. The length of one windowed wall is 3 less than the x, and the length of the other windowed wall is 3 more than x. The area of the room is 354 ft². Find ...
April 5, 2013 by Anonymous

Math
as the weight held by a spring increases, the length of the spring increase proportionally. suppose a 2-lb weight stretches a spring to 15 in., and a 12-lb weight stretches the same spring to 20 in. what is the length of the spring with no weight attached?
April 4, 2012 by Ronnie

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