# Determine the length and breadth of a rectangle if the length is 3cm less than twice the breadth, and the perimeter is 18

40,002 questions, page 49-
## Solid Mechanics

Determine the ratio of strenghts of a solid steel column to that a hollow column of the same material and having the same cross sectional area. The internal diameter of the hollow column is 1/2 of its external diameter. Both the columns are same length and

*asked by rakesh on August 8, 2012* -
## physics

A simple pendulum consists of a ball connected to one end of a thin brass wire. The period of the pendulum is 2.15 s. The temperature rises by 133 C°, and the length of the wire increases. Determine the change in the period of the heated pendulum.

*asked by hurtle on July 30, 2013* -
## physics

A simple pendulum consists of a ball connected to one end of a thin brass wire. The period of the pendulum is 2.0000 s. The temperature rises by 149° C, and the length of the wire increases. Determine the period of the heated pendulum

*asked by Anonymous on December 11, 2012* -
## micole

White light strikes a diffraction grating (930 lines/mm) at normal incidence. What is the longest wavelength that forms a second-order maximum? I used the equation [(1/d)sin(90)]/m = wavelength: [(1/0.93m)(1)] /2 = 0.5376m. To convert to nm I multiplied by

*asked by PHYSICS on August 19, 2007* -
## Physics 11

Waves travelling along a string have a wavelength of 2.4m. When the waves reach the fixed end of the string, they are reflected to produce a standing wave pattern. How far from the end are the first 2 antinodes? I know that each wavelength has 2 antinodes

*asked by Kayla on June 9, 2017* -
## Calculus

Gloria would like to construct a box with volume of exactly 45ft^3 using only metal and wood. The metal costs $15/ft^2 and the wood costs $6/ft^2. If the wood is to go on the sides, the metal is to go on the top and bottom, and if the length of the base is

*asked by Dave on November 4, 2015* -
## math

1.twice a number is 6 2.four added to a number gives ten 3.twenty five decreased by twice a number twelve 4.if thrice a number added to seven,the sum is ninety eigth 5.the sun of the squares of a number x and 3yields 25 6.the difference between thrice a

*asked by jamaica on October 5, 2016* -
## math

. Find the volume of the sphere with a radius of 9. Use ð = 3.14 and round your answer to the nearest tenth. 4. Find the volume of an ellipsoid with a semi-major axis of length 10 and the first semi-minor axis has length of 6 while the second semi-minor

*asked by BreAnna on April 18, 2011* -
## MATH QUIZ PLS HELP!!!

1.Find the lateral area of a cone with a radius of 7 ft. and a slant height of 13 ft. Use 3.14 for ©£ and round to the nearest tenth. 439.6 ft^2 324.5 ft^2 571.5 ft^2 285.7 ft^2*** 2.Find the surface area of a square pyramid with a base length of 24 cm

*asked by TTR+S<3 on March 19, 2014* -
## math

the length of the base of a triangle is smaller than its base.the area of triangle is 1/2x^2+2x+3/2.what is he length of he base

*asked by anju on April 19, 2013* -
## math

the length of the diagonals of a rhombus are in the ratio 3:4 if one side of the rhombus is 10 cm the length of both the diagonals of the rhombus

*asked by dit on July 29, 2016* -
## 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.

*asked by sally on April 15, 2010* -
## Physics

A lighted candle is placed 38 cm in front of a diverging lens. The light passes through the diverging lens and on to a converging lens of focal length 10 cm that is 5 cm from the diverging lens. The final image is real, inverted, and 19 cm beyond the

*asked by Ali on August 3, 2015* -
## math

A picture is copied onto a sheet of paper 8 inches by 10 inches. A 1 inch margin is left all around the picture. Find the length, width, and area of the picture. the length is 10 and the width is 8 but i don't understand how the 1 inch margin comes into

*asked by Cali on May 19, 2016* -
## math

A designer enlarged both the length and the width of a rectangular carpet by 60 percent. The new carpet was too large so the designer was asked to reduce its length and width by 25 percent. By what percent was the area of the final design greater than the

*asked by jenny on June 3, 2016* -
## geometry

A segment that is a units long makes a C-degree angle with a segment that is b units long. In terms of a, b, and C, find the third side of the triangle defined by this SAS description. You have done numerical versions of this question. Start by finding the

*asked by sally on April 11, 2010* -
## Math 112 Help pelase

A class of 23 students was using square tiles to build rectangular shapes. Each student has more than one tile and each has a different number of tiles. Each student was able to build only one rectangular shape. All tiles had to be used to build the

*asked by Enis on March 23, 2013* -
## Math 112

A class of 23 students was using square tiles to build rectangular shapes. Each student has more than one tile and each has a different number of tiles. Each student was able to build only one rectangular shape. All tiles had to be used to build the

*asked by ENIS on March 21, 2013* -
## Math

I forget how to do these type of word problems. Assume you working on the house pictured below. The length of the house is 50 feet, the width is 30 feet, and from the ground to the gable (the height of the rectangle) is 10 feet. The height of the

*asked by Alisa on September 26, 2012* -
## 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 =

*asked by Danny on June 24, 2013* -
## physics

here is my problem: a concave mirror forms a real image at 17.0 cm from the mirror surface along the principal axis. if the corresponding object is at a distance of 36.0 cm, what is the mirror's focal length? here's my work: 1/f = 1/v + 1/u where f=focal

*asked by physics on March 12, 2009* -
## 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

*asked by Amy on May 7, 2007* -
## Math

Miguel wants to put a fountain in the center of the park.the fountain will be in a retangular shaped pool. The length of the pool is 25 feet. The width of tge pool will be 14 feet. What is the area and perimeter of the pool I know length tines width is

*asked by Ashley martin on May 19, 2016* -
## computer programs

I have a problem just getting started on writing pseudocode or a program for the following problem: A worm is moving toward an apple. each time it moves, the worm cuts the distance between itself and th eapple by its own body length until the worm is close

*asked by Leo on September 28, 2007* -
## math

Jaya had three ribbon with her. The length of the green ribbon was 12 metres 50 cm. The red ribbon was 3/4 of the lengh of the green ribbon. The yellow ribbon was 5/2 times the red ribbon.what is the length of the yellow ribbon? Give me the solution in

*asked by Tehzeeb on January 5, 2017* -
## calculus

A rancher has 1000 feet of fencing with which to enclose two adjacent rectangular corrals with a interior partition (consider as one pen). Use calculus to determine what the external dimensions of the pen that will maximize the enclosed area. Write your

*asked by Anonymous on March 19, 2011* -
## Physics

A scaffold of mass 50kg and length 5m is supported in a horizontal position by a vertical cable at each end. A window cleaner of mass 70kg stands at a point 2m from one end. Determine the tension in the nearer cable and also the farther cable.

*asked by Physics on May 18, 2011* -
## Physics

A spring with an unstrained length of 0.076 m and a spring constant of 2.6 N/m hangs vertically downward from the ceiling. A uniform electric field directed vertically upward fills the region containing the spring. A sphere with a mass of 5.09 10-3 kg and

*asked by Jasmine on January 28, 2013* -
## Physics

9. Figure shows an aluminium wire of length 60 cm joined to a steel wire of length 80 cm and stretched between two fixed supports. The tension produced is 40 N. The cross-sectional area of the steei wire is 1.0 mm2 and that of the aluminium wire is 3.0

*asked by Vandit on December 18, 2016* -
## Physics #43

A spring with an unstrained length of 0.076 m and a spring constant of 2.6 N/m hangs vertically downward from the ceiling. A uniform electric field directed vertically upward fills the region containing the spring. A sphere with a mass of 5.09 10-3 kg and

*asked by Elizabeth on January 25, 2013* -
## Maths - Differentiation

A closed rectangular box is made with sides of length (in cm) 2x,2x and y respectively. The volume of the box is 64cm^3. A) show that the surface area (six faces) of the box is given by: A = 8x^2+128/x B)find the Valur of x for which dA/dx=0 C)find

*asked by Anonymous on January 28, 2016* -
## College Math (Calculus)

Suppose the length of a rectangular box, with lengths x,y,z are changing at the following rates dx/dt = 2 cm /sec dy/dt = -3 cm /sec dz/dt = 1 cm/ sec when x =4, y=3 z=2, Find i) Rate at which volume is changing wrt time, ii) Rate at which the diagonal

*asked by Wboy on February 25, 2015* -
## Physic II

Two volleyballs, each of mass 0.300 kg, are charged by an electrostatic generator. each is attached to an identical string and suspended from the same point, as shown in Fiq.2. They repel each other and hang with separation 50.0 cm. The length of the

*asked by femine on January 26, 2014* -
## physics

The chain is released from rest with a length b of overhanging links just sufficient to initiate motion. The coefficients of static and kinetic friction between the links and the horizontal surface have essentially the same value, μ. Determine the

*asked by lovely on August 29, 2013* -
## Fluid Mechanics

A closed tank, rectangular in plan with vertical sides, is 1.8m deep and contains water to a depth of 1.2m. The enclosed space above the water is pressurized with air up to 35kPa. If the length of one wall of the tank is 3m, determine the resultant force

*asked by Claire on October 31, 2010* -
## Calculus

Given the area of a rectangle is A = LW. If three sides of the rectangle are fixed, I.e. 2W + L = 40, find L and W such that you maximize the area of the rectangle. Is it L=10, W=20?

*asked by bex on June 6, 2014* -
## physics wave

A) Show that the average rate with which energy is transported along a cord by a mechnical wave of frequency f and amplitude D is: P(average) = 2(pi^2)u v(f^2)(D^2) v is speed of the wave u is the mass per unit length (M/L) B) If the cord is under a

*asked by Anonymous on May 1, 2008* -
## Geometry

The coordinates of the vertices of a polygon are A(0, 0), B(7, 0), C(9, 7), and D(2,7). Find the area and determine whether it is a parallelogram, rectangle, or square.

*asked by Need Help on April 14, 2011* -
## calculus

Determine the largest rectangle that can be inscribed inside the cavities of the two curves: y = –2(x – 6)2 & y = 6x2 –12*Tx – 128 + 6*T2

*asked by Alex on December 16, 2012* -
## Geometry

The coordinates of the vertices of a polygon are R(-4, 3), S(-4, -7), T(5, -7), and V(5, 3). Find the area and determine whether it is a parallelogram, rectangle, or square.

*asked by Need Help on April 14, 2011* -
## Math

Determine the perimeter of the rectangle if x = 2*sqrt2cm. In simplest radical form. ^ Don't get how to solve.

*asked by -Untamed- on December 10, 2011* -
## Math

A swimming pool and deck are built in a rectangle with length 40 ft and width 18 ft. If the pool itself is 320 square feet, what is the area of the deck itself? A) 320 square feet B) 400 square feet C) 480 square feet D) 560 square feet I think it is c.

*asked by R2D2 on March 29, 2017* -
## physics

A dart leaves the barrel of a blowgun at a speed v. The length of the blowgun barrel is L. Assume that the acceleration of the dart in the barrel is uniform. If the darts exit speed is 17 m/s and the length of the blowgun is 1.10 m, find the time the dart

*asked by nancy on October 11, 2015* -
## MATH

can we sketch a triangle with 1:2:3 side-length ratio???? Intuitively, no. Think about the angles of the triangle. If the sum of two sides is equal to the length of the last side, then the "triangle" is a straight line. But the question is, when i draw it

*asked by Katrina on September 24, 2006* -
## physics

A skier is gliding along at 1.13 m/s on horizontal, frictionless snow. He suddenly starts down a 13.1° incline. His speed at the bottom is 18.8 m/s. What is the length of the incline? ------------------------------------ Use his change in kinetic energy

*asked by Vishnu on October 8, 2008* -
## math

a triangle with a side of length 2/7 units and side of length 15/28 units

*asked by michelle on April 14, 2011* -
## math

If a triangle has a side with length 6 and another side with length 7, which of the following could NOT be the area of the triangle? a) 1 b) 6 c) 15 d) 21 e) 25

*asked by Anonymous on August 8, 2012* -
## geometry

If the length of one diagonal of a square is 4 feet, what is the length of the square's second diagonal?

*asked by gary on March 25, 2011* -
## Physics

A pendulum with a length of 2.0 m has a period of 2.8 sec. What is the period of a pendulum with a length of 8.0 m?

*asked by Kayla on December 7, 2012* -
## Math-- Ms. Sue??

You are designing a rectangular playground. ON YOUR SCALE DRAWING, THE VERTICES OF THE RECTANGLE ARE (6,3), (6,5), AND (8,3). wHAT ARE THE COORDINATES OF THE FOURTH VERTEX? 1: (4,5) 2: (8,5) 3: (8,1) 4: (5,8)

*asked by yolo on May 15, 2014* -
## Algebra

1. Which number is equivalent to 0.3 (with a line above it)? A 1/3** B. 33/100 C. 5/6 D. 2/3 2. Jessica went to the mall and used 1/6 of her money on lunch. What is the fraction of her money expressed as a decimal? A. 0.6 (line above the 6) B. 0.7 (line

*asked by Shi Buringa on October 3, 2015* -
## Plz Check my Geometry(sOo0n)

Out of 31 questions these are ones I struggled with. after the = sign is what I think the answer( except for #4, I don't know what to do at all), is so if I'm wrong can someone correct it with an explanation/formula with it please? 1.) Find the area of the

*asked by Ariel on June 10, 2010* -
## Plz Check my Geometry(sOo0n)

Out of 31 questions these are ones I struggled with. after the = sign is what I think the answer( except for #4, I don't know what to do at all), is so if I'm wrong can someone correct it with an explanation/formula with it please? 1.) Find the area of the

*asked by Ariel on June 10, 2010* -
## Third Side, Reply to Jen

Hi Jen, I've seen the drawing. My site is down at the moment. Draw a line from Venus (either of the two positions) to the line Earth-Sun at right angles. Let's call the distance Earth Venus d. Then you have a right angle triangle with a hypotenuse d, the

*asked by Count Iblis on November 11, 2006* -
## Math

The position of a car piston within the cylinder is described by the equation: y = S sin(360 r t - 90 Where S is the stroke length of the cylinder, r is the rpm of the crank shaft, and t is the time in minutes. If the stroke length is 2 inches and the

*asked by jof on March 30, 2012* -
## Physics

1) Suppose that you wish to fabricate a uniform wire out of 1.15 g of copper. Assume the wire has a resistance R = 0.600 , and all of the copper is used. (a) What will be the length of the wire? m? (b) What will be the diameter of the wire? µm? 2) A

*asked by Max on October 4, 2010* -
## Physics

1) Suppose that you wish to fabricate a uniform wire out of 1.15 g of copper. Assume the wire has a resistance R = 0.600 , and all of the copper is used. (a) What will be the length of the wire? m? (b) What will be the diameter of the wire? µm? 2) A

*asked by Tommy on October 4, 2010* -
## Algebra

In 1915, the tallest flagpole in the world was in San Francisco. a. When the angle of elevation of the sun was 55 degrees, the length of the shadow cast by this flagpole was 210 ft. Find the height of the flagpole to the nearest foot. b. What was the

*asked by Lavanda on December 19, 2012* -
## Statics

I have a structure that is constructed of circular rod that has a mass of 7 kg per meter of length. I must determine the moment Mo about O caused by the weight of the structure. From the origin (O), the structure is 2m tall (z direction), branches outward

*asked by Bryan on September 24, 2014* -
## physics14

In a cathode ray tube, electrons are accelerated from rest by a constant electric force of magnitude 6.2 multiplied by 10-17 N during the first 2.2 cm of the tube's length; then they move at essentially constant velocity another 43 cm before hitting the

*asked by jm on February 16, 2012* -
## Stats

The scatter diagram of the lengths and widths of the petals of a type of flower is football shaped; the correlation is 0.8. The average petal length is 3.1 cm and the SD is 0.25 cm. The average petal width is 1.8 cm and the SD is 0.2 cm. 1. One of the

*asked by Judy on March 28, 2013* -
## physics6

In a cathode ray tube, electrons are accelerated from rest by a constant electric force of magnitude 6.2 multiplied by 10-17 N during the first 2.2 cm of the tube's length; then they move at essentially constant velocity another 43 cm before hitting the

*asked by Anonymous on February 16, 2012* -
## Stats

The scatter diagram of the lengths and widths of the petals of a type of flower is football shaped; the correlation is 0.8. The average petal length is 3.1 cm and the SD is 0.25 cm. The average petal width is 1.8 cm and the SD is 0.2 cm. 1. One of the

*asked by Judy on March 28, 2013* -
## gemotry

On a sunny day object A has a shadow of length 3 meters and a meter stick has a shadow 1.5 meters while object b has a shadow of length 6 meters how tall is object A AND B

*asked by :) on March 5, 2012* -
## Math (Geometry)

1. A rhombus has an area of 5 square meters and a length of 3 meters. In a similar rhombus, the length of a side is 9 meters. What is the area of the second rhombus? [Area= diagonal1 X diagonal2 / 2]

*asked by Josh on August 6, 2013* -
## Geometry

Joey has a toy car that is a 1:64 scale model of an actual car. (In other words, the length of the actual car is 64 times as long as the length of the toy car.) Joey's toy car can go 5 feet per second. What is the equivalent speed in miles per hour for the

*asked by Elizabeth Barnes on October 21, 2012* -
## marketing

I am doing a marketing assignment on the website for Kraft. I am supposed to find out their product mix width, length, depth and consistency. I am a bit confused though. As far as the company's width I think it is: health and wellness; quick meals; snacks;

*asked by Jen on March 18, 2008* -
## math --- can someone help me pls?

can anyone help me with these 2 questions pls? Calculate the slant height for the given cone. Round to the nearest tenth. (1 point) Diameter = 8 Height = 9 10.2 cm 11.4 cm 9.8 cm 12.0 cm Calculate the length of the diagonal for the given rectangular prism.

*asked by TTR+S<3 on February 26, 2014* -
## Physics

A very long uniform line of charge has charge per unit length 3.70 µC/m and lies along the x-axis. A second long uniform line of charge has charge -2.20 µC/m per unit length and is parallel to the x-axis at y = 0.400 m. What is the net electric field

*asked by Anon on January 19, 2017* -
## 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

*asked by Ann on May 16, 2015* -
## Mathbio in 12th science

2)a stone of mass 1kg tied to one end of a string of length 1m whirld in a horizontal circle with a costant speed 2 radian/second tension of the string is. A)0.5n b)1n c)2n d)4n 3)the orbital velocity of a satelight close to the earth is v then the orbital

*asked by Harsha on October 18, 2012* -
## Chemistry - Kc question

What would happen to Kc values in an experiment if the Beer's law constance (k) value used was low ( e.g you used 4000/M when the actual constant had a value of 5000/M)? Explain your answer Absorbance = k*length cell*concentration Cell length is constant.

*asked by matt on August 5, 2007* -
## Bus Management & Leadership

You are the owner and CEO of a brand new Internet access company, known as the XYZ Internet Company. For this assignment, you are to create a Policy Manual for new managers. This manual should provide guidance to the new incoming managers, as they set up

*asked by Anonymous on July 7, 2009* -
## Physics

A steel bar has an initial length of 40 meters when the temperature is 20 oC. At what final temperature will the steel bar have a final length of 40.01 meters? The coefficient of linear expansion of steel is 12E-6 (1/C).

*asked by Justin on December 6, 2015* -
## Physics

A pendulum clock can be approximated as a simple pendulum of length 1.03 m and keeps accurate time at a location where g = 9.82 m/s2. In a location where g = 9.77 m/s2, what must be the new length of the pendulum, such that the clock continues to keep

*asked by Emily on April 12, 2016* -
## Physics

A certain coaxial cable consists of a copper wire, radius a , surrounded by a concentric copper tube of inner radius c . The space between is partially filled (from b out to c ) with material of dielectric constant K. The goal of this problem is to find

*asked by P on March 13, 2013* -
## Statistics - Urgent

If there were two groups: One group who saw a yardstick before estimating its length Another group who did not see a yardstick before estimating its length Would this be a matched pairs design (a person from both groups estimates at the same time, then the

*asked by Bob on May 26, 2010* -
## Physics

Two wires with the same resistance have the same diameter but different lengths. If wire 1 has length L1 and wire 2 has length L2, how do L1 and L2 compare if wire 1 is made from copper and wire 2 is made from aluminum? The resistivity of copper is 1.7 ×

*asked by Max on October 15, 2010* -
## maths

the line passes through the points s(6,6) and T(0,-2) determine the gradient of the line the equation of the line the midpoint of the line segment,TS the length of the line segment,TS

*asked by shanise on February 23, 2014* -
## Math

Hello there! Could You please help me with this Geometry word problem? Here's the problem: Helen painted a picture that was 10 inches longer than it was wide. When she framed the picture, the outside dimensions (that is, the length and the width) were each

*asked by Beth on March 6, 2013* -
## Math

Hello there! Could You please help me with this Geometry word problem? Here's the problem: Helen painted a picture that was 10 inches longer than it was wide. When she framed the picture, the outside dimensions (that is, the length and the width) were each

*asked by Beth on March 6, 2013* -
## Meters

Vincent has cut three pieces of rope to complete a science project. Two pieces are of equal length. The third piece is one-quarter the length of each rope of the others. He cut the three pieces from a rope 54 meters long with any rope left over. Fine the

*asked by Camile on February 3, 2010* -
## Physics

A Boeing 747 "Jumbo Jet" has a length of 59.7 m. The runway on which the plane lands intersects another runway. The width of the intersection is 25.0 m. The plane decelerates through the intersection at a rate of 5.0 m/s2 and clears it with a final speed

*asked by Adriana on January 22, 2016* -
## physics mechanics

A block weighing 17 N oscillates at one end of a vertical spring for which k = 120 N/m; the other end of the spring is attached to a ceiling. At a certain instant the spring is stretched 0.24 m beyond its relaxed length (the length when no object is

*asked by abu on September 16, 2012* -
## Science

An alumium rod when measured with a steel scale both being at 25 degree celcius appears to be 1 meter long. If the scale is correct at 0 degree celcius, what is the true length of the rod at 25 degree celcius? What wull be the length of rod at 0 degree

*asked by Zenji on September 6, 2016* -
## Physics

(1) A virtual image -7 cm tall and 17 cm away from a mirror is created by an object 7 cm away from a mirror. How tall is the object? What kind of mirror created the image? What is its focal length? (2) If a 1.75 m tall man is looking at a plane mirror from

*asked by Al on February 19, 2009* -
## Physics

(1) A virtual image -7 cm tall and 17 cm away from a mirror is created by an object 7 cm away from a mirror. How tall is the object? What kind of mirror created the image? What is its focal length? (2) If a 1.75 m tall man is looking at a plane mirror from

*asked by Fred on February 18, 2009* -
## chemistry

Can someone please tell me the tools needed to measure amount of substance, area, volume, density, energy, and pressure? Thanks in advance! It depends on what you are measuring and the quantity. For amount of substance, the mass can be measured with a

*asked by Boromir on September 27, 2006* -
## Physics

A ball is attached by two springs as shown in the left figure( |wwOww| ).If the mass is displaced a distance âŠ¿x below the equilibrium position h. Determine whether vertical SHM is possible for the system shown. If so, find the natural frequency.

*asked by Marco Tsang on December 4, 2010* -
## Intermediate Algebra

A parcel delivery service has contracted you to design an open box with square base length x cm and height y cm has a volume of 3600 cubic cm. Find the total surface area in terms of x and y. Also determine the dimension for minimum surface area (round

*asked by Ann on October 10, 2015* -
## Pre-Algebra

Well, this problem is really stumping me, so here it is. Directions: In each problem, first draw a picture of the situation to the right of the problem. Then decide whether the problem involves measuring length or area growth to help you answer the

*asked by Dean on January 5, 2010* -
## Math

The height of cylinder is deacrease at 0.3cm/s whereas its radius increase at the rate of 0.4cm/s.determine the rate of change of its volume if the radius and the height of the cylinder are 10 cm and 12 cm

*asked by Borhan on February 14, 2016* -
## physics

how can i calculate the slope of the best-fit line in a length v.s. resistance(x=length;y=resistance) graph where the plotted points are: (5.1,1.6)(11.0,3.8)(16.0,4.5)(18.0,5.9)(23.0,7.5)? Personally, I would graph the points, and draw a best fit line,

*asked by koeit on May 20, 2007* -
## math 5th grade

The width of a picnic table is 3 times its length. If the length is 5 6 -yd long, what is the area of the picnic table in square feet? sides are 2 1/2 yd and 5/6 yard. then to find area 2 1/2 x 5/6 = 2 5/12 y2 how do I find square feet?

*asked by paul on May 5, 2016* -
## physics

When the temperature of a thin silver [α = 19 × 10-6 (C°)-1] rod is increased, the length of the rod increases by 3.6 × 10-3 cm. Another rod is identical in all respects, except that it is made from gold [α = 14 × 10-6 (C°)-1]. By how much ΔL does

*asked by Micah on February 13, 2017* -
## science

A cylinder of length 5cm and uniform cross section area 50.24cm^2 is suspended from a spring balance and totally immersed in water.If the density of the material of the cylinder is 1.25g/m^3. Determine the upthrust on the cylinder. Take g=10m/s^2 density

*asked by Cyprian on March 2, 2016* -
## programming

•Hi I really need help with with this I don't think I'm understanding how to do it maybe because i have never done this Design a program (you can use pseudocode to write your program) that models the worm’s behavior in the following scenario: A worm is

*asked by Eden on October 15, 2009* -
## programming

•Hi I really need help with with this I don't think I'm understanding how to do it maybe because i have never done this Design a program (you can use pseudocode to write your program) that models the worm’s behavior in the following scenario: A worm is

*asked by Eden on October 15, 2009* -
## Advanced chem

A rectangular block of wood is 40cm wide, 60cm long and 30cm deep. If its relative density is 0.7 and it floats with its 30cm side verticle, determine: (a)the length of the block above the water surface and (b)the minimum force required to completely

*asked by Momito on April 6, 2012* -
## Math

A rectangular piece of metal with dimensions 14 CMA 24 CM is used to make an open box equal squares of side length X centimeters are cut from the corners and sides are folded up a polynomial function that represents the volume, V,of the box is:

*asked by Beth on October 1, 2015*

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