Friday

January 30, 2015

January 30, 2015

Number of results: 41,346

**Trigonometry**

1. What is the area of triangle ABC if a = 47.0°, β = 57.8°, and a = 10.2 cm? A. 58.2 cm2 B. 43.5 cm2 C. 38.4 cm2 D. 33.3 cm2 2. Given triangle ABC with β = 41°, g = 14°, and a = 5.0, find the value of c. A. 6.2 B. 4.0 C. 1.5 D. 17 3. Resolve the vector, v, with ...
*December 2, 2012 by Erick*

**Trigonometry**

1. What is the area of triangle ABC if a = 47.0°, β = 57.8°, and a = 10.2 cm? A. 58.2 cm2 <----------- B. 43.5 cm2 C. 38.4 cm2 D. 33.3 cm2 2. Given triangle ABC with β = 41°, g = 14°, and a = 5.0, find the value of c. A. 6.2 B. 4.0 C. 1.5 <---------- D. 17 3. ...
*December 3, 2012 by Erick*

**maths**

A) Sam jogs 6 laps around a circular running track which has a radius of 30 meters. How far does she jog in total? B)Tom and Jerry decide to find the perimeter of their garden. Tom measures the length as 5.2 meters while Jerry measures the width as 370cm. What is the perimeter?
*February 24, 2011 by Anonymous*

**Algebra 2**

You are creating a metal border of uniform width for a wall mirror that is 20 inches by 24 inches. You have 416 square inches of metal to use. Write and solve an equation to find the border's width.
*April 12, 2012 by Lyle Eleda*

**Integral Calculus**

Find the area of the surface generated by revolving the given curve about the y-axis. 8xy^2=2y^6+1 , 1<=y<=2. thank you so much.. :)
*September 21, 2008 by Akitsuke*

**Statistics**

Given a population with a normal distribution, a mean of 100, and a standard deviation of 1, what value has an area of .1234 to its right?
*December 9, 2010 by Ed*

**Trigonometry**

Find the area of a sector, given a central angle of 240degrees and a radius of 15 cm. Round your answer to the nearest tenth.
*January 4, 2011 by Tabby*

**Pre-Cal**

Find the area of each circular segment to the nearest tenth, given its central angle, x, and the radius of the circle. x= pi/8, r=7
*December 28, 2011 by Jessica*

**Geometry**

Find the area of the composite figure(right triangle), where the hypotenuse is 13m, base is 12m and the height is not given?
*March 13, 2014 by D*

**math**

If square ABCD has a larger area than rectangle EFGH, does it follow that ABCD must have a perimeter larger than that of EFGH? Why or why not? I believe it will have a larger perimeter that the other, is this correct?
*January 4, 2011 by m*

**calculus**

A rectangular beam is cut from a cylindrical log of radius 25 cm. The strength of a beam of width w and height h is proportional to wh2. (See Figure 4.70.) Find the width and height of the beam of maximum strength.
*November 1, 2011 by Maria*

**Science guys :)**

hey guys a got a few problems i need help with im really desperate for help theyre due soon online :( 1.Suppose that a constant current of 89 mA flows in a conductor. Find the absolute value of the total charge that passes through the conductor in 3 minute(s). Charge = ______ ...
*August 31, 2005 by Zach*

**Competetion help on Integration**

If there four options are given to a Defenite Integration then what shortcut trick we should choose to get the correct answer. Like in Indefinte Integration we find the differtation of the answer to reach the function given to integrate. You can try to eliminate some answers ...
*February 12, 2007 by Nitin*

**math**

a+boundary+wall+of+your+house+is+divided+in+to+10+vertical+strips+of+equal+width+you+painted+4+strips+of+wall+with+pink+3+with+yellow+and+3+strips+with+green+paint+find+the+percentage+area+of+wall+painted+with+pink+colour
*October 27, 2013 by rohit*

**Physics**

A stainless-steel orthodontic wire is applied to a tooth, as in the figure below. The wire has an unstretched length of 3.42 cm and a radius of 0.14 mm. If the wire is stretched 0.13 mm, find the magnitude and direction of the force on the tooth. Disregard the width of the ...
*March 26, 2013 by Sam*

**geometry**

a right triangle has a hypotenuse of length 25 and a leg length of 15. what is the length of the other leg? if necessary, round you answer to two decimal places
*July 5, 2010 by Kasey*

**math pls**

The lengths of segments PQ and PR are 8 inches and 5 inches, respectively, and they make a 60-degree angle at P. (d) Find the sizes of the other two angles of triangle PQR. (e) Find the length of the median drawn to side PQ. (f) Find the length of the bisector of angle R. (g) ...
*April 21, 2010 by Maryann*

**geometry/math pls help**

The lengths of segments PQ and PR are 8 inches and 5 inches, respectively, and they make a 60-degree angle at P. (1) Find the sizes of the other two angles of triangle PQR. (2) Find the length of the median drawn to side PQ. (3) Find the length of the bisector of angle R. (4) ...
*April 21, 2010 by Maryann*

**Algebra**

Peter buys 84 yards of fence to make a play area for his puppy. He wants the area to be 28 yards long. What is the area of the play area if he uses the entire fence he bought?
*September 12, 2014 by Isabel*

**Math**

Corinda has 400 feet of square fencing to make a play area. She wants the fenced area to be rectangular.What dimensions should she use in order to enclose the maximum possible area?
*February 4, 2013 by Anonymous*

**Geometry**

If the length of one base of a trapezoid is 5, the length of the other base is 2x + 7, and the length of the midsegment is 6x – 24, what is the value of x? Show equations and all work that leads to your answer.
*January 22, 2010 by Alyssa*

**math**

the length of one board is 2feet10inches,and the length of another board is1yard1foot9inches.what is the total length of the 2boards put together?a.1yard4feet6inchesb.2yard1foot7inchesc.1yard3feet20inchesd.3yard5inches
*June 17, 2013 by babyc36*

**Math (I'm really confused). Please help.**

What is the length of approximated to the nearest tenth? A. 49 B. 32 C. 23 D. 7 Side AB has a length of 7x and Side CB has a length of 9x - 14. It is an equilateral triangle.
*February 14, 2014 by dark1*

**Math help!**

The length of the hypotenuse of a right triangle is 13 m. The length of one leg is 5 m. Find the length of the other leg. A. 14 cm B. 144 cm C. 8 cm D. 12 cm Is the answer C? Thank you
*October 30, 2014 by Anonymous*

**math**

the white house built 1792 is the oldest federal building in washington dc the building has undergone extensive remodeling over years the main building is four stories high and is about 170 ft long by ft wide if a replica of the white house were made with a length of 4 ft what...
*December 11, 2011 by Franklin bash*

**Math Help!!**

Bottom part of a greenhouse frame has a length of 350 cm width of 220 cm and a height of 250 cm. Angle at the peak of the roof measures 90 degrees. Sketch the frame and label it with its actual dimensions. Use a scale of 1:25 to calculate the measurements of your scale model. ...
*January 16, 2013 by Anonymous*

**math**

a rectangular box with a volume of 60 ft^3 fas a square base. Find a funtion that models its surface area S in terms of the length x of one side of its base
*November 8, 2008 by lauren*

**geometry**

Emma has 26 feet of fence. She wants to make the largest rectangular area possible for her rabbits to play in. What length should she make each side of the rabbit pen?
*November 17, 2010 by Jeremy*

**trig**

A triangle T has vertices P, Q and R. The length of the edge between P and Q is 10, and the angles at P and Q are 60degree and 45degree respectively. What is the area of T? (A) 50p3/(1 +p3) (B) 10p3/(1 +p3) (C) 50/(3 + 3p3) (D) 10/(3 + 3p3)(E) None of the above.
*May 7, 2011 by minh*

**Algebra**

What is the side length of a square with an area of 144x²? A.12 B.12x C.±12x D.no solution I think it is C...? If I am right can you show your work please...I am just starting to understand these..thank you
*February 24, 2013 by Cassie*

**college algebra**

A roll of 640 feet of chicken wire is used to enclose a rectangular vegetable garden.Express the area A of the garden in terms of its length (x)
*March 23, 2013 by k*

**college algebra**

A roll of 640 feet of chicken wire is used to enclose a rectangular vegetable garden.Express the area A of the garden in terms of its length (x)
*March 23, 2013 by k*

**Math**

An open-ended regular hexagonal prism whose length is 15cm and whose cross-section has a perimeter of 24cm. Find the surface area.
*June 15, 2014 by Christopher*

**Calculus - Optimization **

A fence is to be built to enclose a rectangular area of 800 square feet. The fence along 3 sides is to be made of material $4 per foot. The material for the fourth side costs $12 per foot. Find the dimensions of the rectangle that will allow for the most economical fence to be...
*November 17, 2013 by Jess*

**calculus**

A hole of a radius of 1cm is pierced in a sphere of a 4cm radius. Calculate the volume of the remaining sphere. I know that the volume of a sphere with an exterior radius is of: V = pie(R^2 - r^2) dH where R^2 is the exterior surface area and r^2 is the interior surface area. ...
*September 15, 2012 by John*

**algebra 1 NEED NOW!!! PLEASE HELPPP**

The height of a curved support beam can be modeled by F(x)=- x^2/288 +18 Find the height and width of the beam. Height = units Width = units
*July 1, 2013 by lisa*

**math**

The deck of a swimming pool had the same width all the way around. The perimeter of the pool is 50m. The outside perimeter of the deck is 74m. What is the width of the deck?
*May 12, 2014 by annie*

**Math**

Huong covered a box with sticky-backed decorating paper. The paper costs $.03 per square inch. How much money will Huong need to spend on paper if the height of the box is 9 inches, width is 3 inches, and the length is 7 inches? Please show full work. Thank you.
*October 9, 2013 by Monica*

**sewing2**

please help me i need help on these qestions ive tried doing them even asking others for help but no one seems to understand them.... Ms. Troy would like you to make a copy of an outfit that she owns and really likes—a sleeveless dress with a short-sleeve jacket. She has ...
*April 20, 2010 by katherine*

**calculus**

A box with a square base and an open top is to have a volume of 68in^3 . Neglect the thickness of the material used to make the box, and find the dimensions of the box that would minimize the amount of material used. The width and length of the box are each ___ in. The height ...
*March 30, 2010 by Haley*

**trig**

The hypotenuse of a right triangle has length 8 and one of the other edges has length 3. What is the sine of the angle opposite the edge of length 3? (A) 3/p55 (B) 3/8 (C)p55/8 (D) 55/64 (E) None of the above.
*May 7, 2011 by minh*

**maths**

THE AREA OF 4 WALLS OF A HALL IS 3.20MSq the length and breabth of hall is 12.5m and 7.5m respectively.find the height of hall.
*January 19, 2011 by manisha*

**math**

At a given time, the height of an object is directly proportional to the length of the shadow that is cast on the ground. A person 6 feet tall casts a shadow 1 foot long at noon. a) What is the length of the shadow cast by a flagpole known to be 20 feet tall? b) A tree cast a ...
*January 26, 2012 by savannah*

**Math**

I was wondering if you can help me with math real quickly. I just cant figure this out. For the first question I have to find the surface area for the given cylinder. I have to use 3.14 and round to the nearest whole number. The radius is 6ft and the height is 20 ft. A. 180 ...
*March 27, 2014 by Sebby-Chan*

**Geometry**

If the diagonal of a square has a length of 10 suare root of 2 cm, find the area of the square and the perimeter of the square.
*March 13, 2011 by Jen*

**Algebra**

An oil spill from a tanker in pristine Prince Williams Sound in Alaska begins in a circular shape only 2 ft across. what happens to the area if the diameter is doubling each hour. How large will the spill be in 24 h? diameter= 2^(t+1) t is time in hours. Area= PI*radius^2= PI...
*July 3, 2007 by Stacy*

**Math**

The sides of a square are all increased by 3 cm. The area of the new square s 64 cm^2. How can you find the length of a side of the original square?
*April 30, 2009 by Angie*

**math**

the area of a square is 8 square meters . what is the length of one side of the square? round to the nearest tenth if necessary.
*July 16, 2012 by jake*

**Math**

The length of the hypotenuse of a right triangle is 15 cm. The length of one leg is 9 cm. Find the length of the other leg. 6 cm 12 cm 17 cm 144 cm
*November 19, 2012 by Eric*

**Math - Algebra**

The length of the hypotenuse of a right triangle is 13 cm. The length of one leg is 5 cm. Find the length of the other leg.
*November 28, 2012 by Elleighette B.*

**math**

6. The length of the hypotenuse of a right triangle is 15 cm. The length of one leg is 9 cm. Find the length of the other leg. 6 cm 12 cm 17 cm 144 cm
*November 29, 2012 by hard questions PLZZ answer!*

**math**

The length of the hypotenuse of a right triangle is 13 m. The length of one leg is 5 cm. Find the length of the other leg. a) 14 cm b) 144 cm c) 8 cm d) 12 cm
*October 31, 2013 by victoria*

**Math HELP!**

The length of the hypotenuse of a right triangle is 15 ft. The length of one leg is 9 ft. Find the length of the other leg. A. 6 ft. B. 21 ft. C. 12 ft. D. 18 ft. Is the answer C? Thank you
*November 5, 2014 by Callie*

**math**

Find the scale factor troy will to build his pool. The width is 625cm. The olympic pool is 50m long and 25m wide. Then find the length using the scale factor of troy pool
*April 13, 2014 by Heather*

**physics **

A.An observer moving at a speed of 0.810 c relative to a rod measures its length to be 2.00 m and sees its length to be oriented at 30.0 degrees with respect to the direction of motion. What is the proper length of the rod? B.What is the orientation angle in a reference frame ...
*April 14, 2010 by Andy *

**geometry**

The height of the figure shown at the right is 20 inches, and the width of the figure is 10 inches. All the line segments are either vertical or horizontal. Calculate the perimeter of this figure. a.30 inches b.50 inches c.60 inches d.Cannot be determined from the given ...
*February 28, 2012 by Anonymous*

**algebra**

The length of a spring is a linear function of the mass of the object hanging from it. For a particular spring, the length was 12 centimeters when a 2-kg mass was attached to it. When a 5-kg mass was hung from it, it stretched to a length of 18 cm. Which equation relates the ...
*June 16, 2013 by w*

**Algebra: Parabolas**

I have a math problem that requires me to find the focal length of a parabola using the information given on a graph. It is a standard horizontal parabola, the formula being y^2 = ax. The focus point is formula a = 4p. I know that a is positive, because the parabola opens ...
*April 25, 2012 by Anonymous*

**calculus**

Calculate the work (in joules) required to pump all of the water out of the tank. Assume that the tank is full, distances are measured in meters, and the density of water is 1,000 kg/m^3. Water exits from a small hole at the top of the rectangular box. The dimensions are 8 m, ...
*February 1, 2010 by Jake*

**Calculus**

Calculate the work (in joules) required to pump all of the water out of the tank. Assume that the tank is full, distances are measured in meters, and the density of water is 1,000 kg/m^3. Water exits from a small hole at the top of the rectangular box. The dimensions are 8 m, ...
*February 1, 2010 by Jake*

**Algebra**

Mr. Petri has a rectangular plot of land with length=20 feet and width=10 feet. He wants to design a flower garden of o circle with two semicircles at each end of the center circle. he will fill in the shaded region with wood chips. if one bag of wood chips covers 5 square ...
*April 9, 2011 by Mingma*

**Math Geometry**

a shipping crate carrying e readers has a length of 19 1/3 feet, a width of 7/23 feet, and a height of 7 5/6 feet. Whaat is the volume of the shipping crate? Show your work. i know V=lwh , but I'm getting the wrong answer! Please help. I got 58/3 x 23/3 x 47/6 = 62.698/54=1....
*July 9, 2013 by andra *

**Science/Math**

If a barrier island that is 1km wide and 10km long loses 1.5 m of its width per year to erosion by a longshore current, how long will teh island take to loose one-fourth of its width. Please show step by step how to work this problem. Thank you
*February 27, 2009 by Dan1*

**Math/Trig**

Find the length of the intercepted arc, given a central angle of 3pi/5 and a radius of 4.5 cm. Round your answer to the nearest tenth.
*January 12, 2011 by CJ*

**Math**

A Japanese beetle has a length between 0.3 and 0.5. Find two lengths that are within the given span. Write them as fractions in simplest form.
*November 15, 2011 by Susana*

**12th grade MATH**

1.)A picture 8 in. by 12 in. is placed in a frame which has a uniform width. if the area of the frame is equal to the area of the picture, find the dimension of the frame (8+2x)(12+2x)-96 = 96 (8+2x)(12+2x)=96+96 96+4x(2)=192 4x(2)=192-96 4x(2)=96 x(2)=96/4 x/2=24/2 x=12 is it...
*October 7, 2013 by Blue*

**physics**

1)An elastic material has a length of 36cm when a load of 40N is hung on it and a length of 45cm when a load of 60N is hung on it. The original length of spring is? 2)A force of 100N stretches an elastic spring to a total of 20cm. If an additional force of 100N stretches the ...
*April 9, 2013 by Anne*

**Polyhedren Question, pls help asap!!!!!**

ok, i really dont know this one and i cant post the pic of the triangle, so im gonna go to extremes here if u want to find the pic. I think it is a triangular prism though... 1. What is the shape of the bases for the following polyhedron? (triangle prism, if you research this ...
*February 17, 2014 by TTR+S<3*

**Physics**

Ten identical lengths of wire are laid closely side by side. Their combined width is measured and found to be 14.2 mm. Calculate: a)the radius of a single wire b)the volume in mm cubed of a single wire if its length is 10.0 cm. (Volume of a cylinder = π*radius squared*...
*September 13, 2013 by Arzam*

**statistics**

How large a sample would be needed to form a 90% confidence interval for the mean nicotine content of a brand of cigarettes if the nicotine content has a normal distribution with sigma equal to 8.5 mg and the width of the interval (the length of the confidence interval) equal ...
*November 17, 2013 by Alex*

**Math**

Yesterday someone posted my exact question, but I can't find the answer. What is area/perimeter of capital letters: I, U, and J? I know that area= lxw P= add up all the sides The area part is hard to figure
*May 19, 2010 by Jenna*

**Math**

A homeowner is laying sod in her lawn. The lawn is a rectangle with dimensions of 28'*18'. If one piece of sod is a rectangle with dimensions of 60 cm*40 cm, approximately how many pieces of sod should the homeowner order?
*July 18, 2014 by Charles*

**Math**

Felix used a scale factor of 1 inch = 2.5 feet to draw model of his backyard, as shown below. He is planning to build a fence around the yard. If the cost of the fence is $3.50 per foot, how much will it cost him to build the fence? Length 2.75in. width 1.25in Is my answer ...
*November 7, 2014 by Jeffery*

**geometry math help**

"the inside of a carton is measured and is found to be width of 40cm, length 60cm and depth 30 cm. it is to be packed 2 layers deep with cylindrical tins that have a radius of 5cm and height of 15cm (outside measurements)." a) show that 48 tins can be packed into the carton b...
*May 26, 2014 by Kiirsty*

**calculus!!! please help!!!**

f(x)=2x^3-x^2+1 [1,4]=interval Set up the limit process (once with right endpts, and the other with left entdpts.) to find the area under the curve and above the x-axis on the given interval Should the right and left endpt limit set ups have the same area? If so what is it? ...
*May 28, 2011 by Kajal*

**Algebra 1--Please, help me!**

1. Jeffs builds model train layouts. He has $75 to spend on packages of miniature landscape items. He recieves 6 free packages with each order. The number of packages y that Jeff can buy is given by y = 75/x + 6, where x represents the cost of each package in dollars. Describe...
*May 26, 2014 by Victoria*

**Algebra 1 Answer Check (Reiny or Kuai)**

Are my answers correct? Identify which lines are parallel. 1. y = 6; y = 6x + 5; y = 6x - 7; y = -8 A: y = 6; y = -8; y = 6x +5; y = 6x - 7 (all) 2. y = 3/4x - 1; y = -2x; y - 3 = 3/4(x - 5); y - 4 = -2(x + 2) A: y = 3/4x - 1; y- 3 = 3/4(x -5) Identify which lines are ...
*December 2, 2013 by Anonymous*

**Math**

An empty sandbox has a length of 6 feet width of 4 feet and a depth of 2 feet. If the sandbox is filled with 8 bags of sand and each bag contains 4.5 cubic feet of sand, what fraction of the sandbox is still empty?
*April 16, 2011 by Helpplz*

**geometry**

In rectangle ABCD line EF joins the midpoint of line AB and BC. Line BE equals 5, line BF equals 12, find line EF, line AC and perimeter of the rectangle.
*December 15, 2010 by Amie*

**Pre Calculus**

Can someone help me with this problem...I have no Idea how to do it. Find the area between each curve and the x-axis for the given interval. y=16x-x^3 from x=0 to x=4 Thanks for the help>>
*May 14, 2008 by Josh*

**Trigonometry**

Find the area of a sector, given a central angle of 240° and a radius of 15 cm. Round your answer to the nearest tenth please.
*January 12, 2011 by CJ*

**Math/Trig**

Find the area of the sector, given a central angle of 55degrees and a radius of 5.7 in. Round your answer to the nearest tenth.
*January 16, 2011 by CJ*

**Maths**

show that the semi vertical angle of a right circular cone of a given surface area and maximum value is sin-1 (1/3)
*November 18, 2012 by Marwein*

**HELP**

A brass rod with a length of 10.0 cm is placed end to end with an aluminum rod with a length of 30.0 cm and this system is placed between a hot temperature of 100°C and a cold temperature of 10.0°C. The coefficient of thermal conductivities of the brass and the aluminum are ...
*March 20, 2013 by amy*

**Calculus**

The volume of a cube is increased from 729 cubic centimetres to 849.285 cubic centimetres Use differentials to determine : (a) by approximately how many centimetres does the side length of the cube increase? (b)by approximately how many centimetres does the surface area of the...
*October 11, 2014 by julia*

**math PLEASE HELP**

1. A rhombus has a perimeter of 96, and the length of one of its diagonals is 32. The area of the circle inscribed in the rhombus can be expressed as k*pi/w where k and w are relatively prime positive integers. Find the value of k + w.
*January 21, 2008 by Jujube*

**Algebra I need the formula not the answer**

If the sides of a square are lengthened by 8cm the area becomes 169^2. Find the length of a side of the original square. I am getting 34.25cm
*February 26, 2008 by Micah*

**algebra**

A gardner wants to create a rectangular garden with length of 2x-8y ft. and with of 3x-4y ft. What is an algebriac expression for the area of the garden? multiply this out, express in simpliest mathematical form, include units
*February 3, 2011 by janice*

**Geometry**

I am studying for exams and need help with one of my review problems. A paraellogram has sides of lenghts 12 cm and 20 cm. If the area of the paraellogram is 600 sq cm then find the length of the shorter height of the parallelogram.
*May 22, 2011 by Mary *

**Geometry**

A rectangular prism with 2 little square bases of a radius of 1m. It's height or rectangular length is 5m. Please help me find the surface area. The answer should be less than 50m².
*June 1, 2011 by Peter*

**math**

The length of the fence of a trapezium-shaped field ABCD is 130m and side AB is perpendicular to each of the parallel sides AD and Bc.if BC=54m,CD=19m and AD=42m,find the area of the field.
*December 27, 2011 by guru*

**Physica**

If the length of a wire is doubled and its cross – section area decreased to half ,the resistivity of the wire becomes the same ( put true or false) pleas drwls
*July 16, 2012 by axxxxxxxx*

**Physica**

If the length of a wire is doubled and its cross – section area decreased to half ,the resistivity of the wire becomes the same ( put true or false) pleas drwls
*July 16, 2012 by lllllllll*

**Calc 3 PLEASE HELP!!!!**

Find the maximum and minimum volumes of a rectangular box whose surface area is 1300 cm2 and whose total edge length is 200 cm.
*October 4, 2012 by Becky*

**8th Grade Math**

Shelly sews a blanket that has an area of 170 square feet. It has 30 square blocks, each the same size. What is the approximate length of each side of a block?
*October 30, 2012 by Anonymous*

**math**

The square yard you are mowing has an area of 9600 ft^2. What is the side length of the yard? Round your answer to the nearest tenth of a foot if necessary. Please solve and explain
*April 5, 2013 by Jane*

**pragati**

the length of the fence of a trapezium shaped field ABCD is 130m and side AB is perpendicular to each of the parallel sides AD and BC. if BC=54m, CD=19m and AD=42m. find the area of the field.
*March 13, 2014 by tanmay*

**Math**

2. The length of time that it takes for a pendulum to make one complete swing depends on the length of the pendulum. The time in seconds, T, is related to the length in metres, L, through the equation T = 2π√(L/9.8) c. Graph this function for pendulums up to 20m in ...
*May 28, 2012 by Jamie*

**physics**

An electron in a computer monitor enters midway between two parallel oppositely charged plates. The initial speed of the electron is 6.15 x 10^7 m/s and its vertical deflection is 4.70 mm. (a) What is the magnitude of the electric field between the plates? (b) Determine the ...
*January 13, 2011 by Isabell*

**Science Density**

Water has a density of 1.0g/cm3. Aperson sits in a bath 150cm in length and 90 cm width. Thw water had a depth of 60cm befor the person sat in the bath. after sitting in the bath the water level rose to 68cm. Calculate the mass of the person, giving your answer in kg.
*October 22, 2014 by Jess*

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