Friday

December 19, 2014

December 19, 2014

Number of results: 40,898

**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*

**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*

**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*

**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**

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*

**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*

**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*

**Algebra 1 Answer Check (Reiny)**

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 perpendicular. 3. y = 2/3x - 4; ...
*December 2, 2013 by Anonymous*

**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*

**Mechanical Behavior of Materials**

An atomic force microscope cantilever, of rectangular cross section, has a length, l, of 200μm, a width, b, of 20μm and a depth, h, of 1μm. It is made of silicon nitride, which has a Young's modulus, E, of 300GPa. What is the maximum force that can be applied ...
*November 8, 2014 by zxcv*

**Math**

In a 3 x 4 dot rectangle there are 10 dots on the outside and 2 dots on the inside.In a 4 x 5 dot rectangle there are 14 dots on the outside and 6 dots on the inside.How may dots are outside in a 1989 x 1990 dot rectangle?
*January 10, 2011 by Bindu*

**math**

A REGULAR HEXAGONAL PYRAMID HAS A SIDE LENGTH OF 3 INCHES A SLANT HEIGHT OF 6 INCHES AND a = 24 SQUARE INCHES. WHAT IS THE APPROXIMATE AREA SURFACE
*April 1, 2014 by michaella*

**geometry**

If the length of the hypotenuse of a right triangle is 65 cm and the length of one side is 56 cm, then the length of the other side must be
*November 8, 2009 by kimama*

**math**

A piece of cloth that measures 1 yard in length is about the same length as cloth measuring___________ in length.
*February 23, 2011 by Ally*

**geometry**

The length of the smaller of the two diagonals of a rhombus is 12 and the length of the larger diagonal is 16. What is the length of a side of the rhombus?
*April 3, 2011 by Reid*

**Calculus/physics**

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 2, 2010 by Jake*

**Math**

You have 200 feet of fencing to enclose a rectangular plot that borders on a river. If you do not fence the side along the river, find the length and width of the plot that will maximize the area _____________________________________ Among all pairs of numbers whose sum is 20...
*October 18, 2011 by Cassidy *

**Math**

Use a centimeter ruler and separate sheet of paper to draw am 8 cm. by 6 cm. rectangle. List its perimeter on the table below. Then cut out the rectangle and also cut along the diagonal as shown below in the picture. Use the your two pieces to create 4 new geometric shapes. ...
*November 8, 2009 by Vickie*

**Physics**

Hello I am trying to solve this physics problem related to effusion of gases. The following data is given and I am asked to calculate the rate of effusion The data given; depth/thickness (t) Surface area (A) diffusion coefficient (D) Can someone help me out? The only law ...
*December 15, 2012 by Sam*

**Geometry**

find the radius of a sphere withh the given property. A.The number of square meters of a surface area equals the number of cubic meters of volume. B. The ratio of surface area in square meters to volume in cubic meters is 1:5.
*September 29, 2013 by George*

**geometry**

the perimeter of a rectangular swimming pool is 40 ft. the length of the pool is 12 ft. what is the area of the pool
*April 2, 2012 by rose*

**Physics**

Consider a thin, infinitely long conducting ribbon that carries a uniform current density j (current per unit area). The width of the ribbon is w and its thickness s is extremely small (s≪w). P is a point in the plane of the ribbon, at a large distance (x≫s) from ...
*April 27, 2013 by tanvir ali *

**Pre-Calc**

Can anyone help with the following problem please...Thank u so much Let f(x) =|9x|. For the area above the x-axis and between the lines x= -9 and x=18 a. draw and label a sketch with the area shaded b. find the area of the region in the xy-plane under the graph of f(x)
*December 8, 2010 by Amy*

**math**

Find the volume of a cone with a radius of 10 mm and a height of 6 mm. 628 mm3 600 mm3 1,884 mm3 1,254 mm3 Find the surface area of a square pyramid with a base length of 11 cm and a slant height of 15 cm. 472 cm2 451 cm2 781 cm2 330 cm2 Find the volume of a rectangular prism ...
*March 15, 2014 by Princess Anna*

**Physics**

A converging thin lens made out of crown glass (n=1.52) has a focal length f=1.0m An identical lens (same radius for the spherical surfaces), made out of a high-index plastic with n=1.70 will be ... A. Converging with a focal length smaller than 1.0 m B. Diverging with a ...
*March 27, 2010 by mm*

**Roper**

You've made the finals of the Science Olympics! As one of your tasks, you're given 1.1 g of copper and asked to make a wire, using all the metal, with a resistance of 2.0 (ohms). Copper has a density of 8900 kg/m^3. What length will you choose for your wire? What diameter will...
*March 24, 2011 by Daniela*

**Math**

a.)If ABCD is a parallelogram, then ABCD is (always true, sometimes true, OR never true) a rectangle. b.)The diagonals of a square (always true, sometimes true, OR never true) bisect each other. c.)If WXYZ is a rectangle, then the diagonals are (always true, sometimes true, OR...
*April 29, 2011 by Kim*

**Statistics**

In each of the four examples listed below, one of the given variables is independent (x) and one of the given variables is dependent (y). Indicate in each case which variable is independent and which variable is dependent. I. Rainfall; Crop yield II. Taxi fare; Length of ride ...
*October 17, 2011 by Jen*

**math**

a farmer plant seeds in a field that is 125 meters length and 75 meters width. The seed must receive 1 liter per square meter every day and how many liters must farmer apply to the field every day?
*January 10, 2013 by josh*

**Physics**

the area of cross section of a wire is 1/100000 m^2 length of the wire is increased by 0.1% a tension of 1000N is produced.the young's modulus of the wire will be? ans: 1.10^11 N/m^2
*February 4, 2013 by kalawathi*

**math problem**

In DABC, what could the 7 shown in the ratio sin A = 7/9 represent? A) the length of the adjacent side of angle B B) the length of the opposite side of angle A C) the length of the hypotenuse of a right triangle D) the length of the adjacent side of angle A I did this as an ...
*May 27, 2014 by danielle*

**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 × 10-5Ω·m and the ...
*October 15, 2010 by Max*

**math**

You are putting a brick walkway along two sides of a rectangular garden that measures 6 meters by 15 meters. The path will run the length of the garden, turn the corner, and run along the width. You only have enough brick to cover 46 square meters. How wide should the border be?
*February 4, 2014 by Julia*

**calculus**

A manufacturer produces bolts of fabric with a fixed width. The quantity q of this fabric (measured in yards) that is sold is a function of the selling price p (in dollars per yard), so we can write q = f(p).Then the total revenue earned with selling price p is R(p) = pf(p)....
*October 16, 2009 by Anonymous*

**Calculus**

A manufacturer produces bolts of fabric with a fixed width. The quantity q of this fabric (measured in yards) that is sold is a function of the selling price p (in dollars per yard), so we can write q = f(p).Then the total revenue earned with selling price p is R(p) = pf(p)....
*March 13, 2013 by Travis*

**calculus**

a trapezoid is a quadrilateral with (only) two sides (called bases) that are parallel. an isosceles trapezoid has two equal legs. the area of a trapezoid is A=(1/2)*h*(b1+b2) where b1 and b2 are the two parallel bases and h is the altitude. your problem: a water viaduct has a ...
*November 17, 2011 by robert*

**Physics**

Suppose you wish to make a solenoid whose self-inductance is 1.8 mH. The inductor is to have a cross-sectional area of 1.60 10-3 m2 and a length of 0.049 m. How many turns of wire are needed? turns
*April 10, 2013 by Anonymous*

**Math**

A parallelogram ABCD has lengths of sides and angles given below. Find the length of the diagonals AC and BD. (Round your answers to two decimal places.) AB = DC = 6 and AD = BC = 3, A = 40°
*April 13, 2011 by Jessica *

**math**

A Japanese beetle has a length between 0.3 and 0.5 inch. Find two lengths that are within the given span. Write them as fractions in simplest form.
*November 11, 2012 by anonymous *

**I really need help**

Find the volume of a cone with a radius of 10 mm and a height of 6 mm. 628 mm3 600 mm3 1,884 mm3 1,254 mm3 Find the surface area of a square pyramid with a base length of 11 cm and a slant height of 15 cm. 472 cm2 451 cm2 781 cm2 330 cm2 Find the volume of a rectangular prism ...
*March 15, 2014 by Princess Anna*

**Math**

In order to swim one mile in a rectangular pool, I must swim the length of the pool 80 times or swim all the way around the perimeter of the pool 22 times. How wide is the pool? (1 mile = 5,280feet) so would I take 5280 divided by 80 for a total of 66 then subtract 22 from the...
*May 15, 2008 by Tyler*

**math**

mrs nelson has a rectangular flower box that is 5 feet long & 2 feet tall. she wants the width ofn the box to be no more than 5 feet. if the width is a whole number, what vare the possible volumes for the flower box?
*April 29, 2013 by joe*

**Calculus**

A man has 340 yards of fencing for enclosing two separate fields, one of which is to be a rectangle twice as long as it is wide, and the other, a square. The square field must contain at least 100 square yards and the rectangular one must contain at least 800 yards. (a.) If X ...
*February 5, 2012 by Amy*

**Math **

An open rectangular tank (no top) with volume 11 cubic meters has a square base. The base has side x m. Write an equation for the surface area of the tank as a function of the length x. Surface Area = ? b. The base costs 1.1 cents/square m and the sides cost 1.6 cents/square m...
*February 17, 2014 by Andrew*

**Calculus**

How do you prove area of a circle? Integrate an incremental area dArea = r dr dTheta from r=0 to R, and Theta from zero to 2PI radians. Area= INT INT dTheta rdr dTheta Area= 2PI (1/2 R^2)= PI R^2
*March 1, 2007 by Abigail*

**math**

A shaded circle just fits inside a 2m x 3m rectangle. What is the radius in metres, of the largest circle that will also fit inside the rectangle but will not intersect the shaded circle? ------------------------------------------ I have a diagram with me, but I don't think it...
*January 11, 2011 by dan*

**world history**

Division of labor is a system of manufacturing and of granting economic rights and privileges to a given geographic area. True False
*September 18, 2007 by Cody*

**calculus wxmaxima**

does anyone know how to approximate the are and circumfrence of the region bounded by the given curves y=cos(x^2 +(100493/100000)), y=1+x-X^2 i already did the area but i need help with the circumference
*February 16, 2011 by jessica*

**Calc 2**

Use a graphing utility to graph the polar equations and find the area of the given region. Common interior of r = 12 sin(2θ) and r = 6
*August 15, 2011 by Em*

**physics **

If an observer is traveling parallel to a rod at twice the speed of the rod, what is does the observer perceive the length to be? Choose one answer. a. The length of the rod remains the same. b. The length of the rod will become twice its original value. c. The length of the ...
*April 30, 2011 by ashley --*

**physics **

If an observer is traveling parallel to a rod at twice the speed of the rod, what is does the observer perceive the length to be? Choose one answer. a. The length of the rod remains the same. b. The length of the rod will become twice its original value. c. The length of the ...
*April 30, 2011 by ashley --*

**algebra**

In a rectangular prism, the length and width are multiplied by 4. What is the relationship of the volume of the resulting rectangular prism compared to the original volume of the rectangular prism? Is the new volume 8 times geater than original?
*May 15, 2011 by Mary *

**math**

you are building a deck. you make a scale drawing with a scale of 2 feet=1/2 inch. the actual deck is 18 feet long and 12 feet wide. Determine the length and width of the deck in the scale drawing.
*January 8, 2013 by Anonymous*

**math**

Claire's old aquarium has a volume of 27,000cm3. She bought a new aquarium in which the length and width are 5 times those of her old tank. What is the volume of Claire's new aquarium?
*January 6, 2010 by Roger *

**Math**

Roger wants to carpet a rectangular room with the length of 8 ¾ feet and a width of 9 1/3 feet. If he has 85 square feet of carpet, how many square feet of carpet will be left after he covers the floor of the room?
*April 19, 2012 by Fred *

**Math Quiz**

Math Quiz please help fast Write the following ratio in simplest form: 32 min:36 min (1 point) 8:9 8:36 32:9 128:144 2. Marie saved $51. On Wednesday, she spent $8 of her savings. What ratio represents the portion of her total savings that she still has left? (1 point) 43:8 8:...
*December 12, 2013 by Dan*

**chem**

Given the length of Mg in cm and the mass per meter of Mg, how do i find the mass?
*May 28, 2008 by Kayla*

**math**

Given that AC and AE are common external tangents of circle G and circle D, FE = 15, GF = 3, and AG = 5, which is the length of AC?
*September 30, 2011 by kiara*

**Math**

Given that AC and AE are common external tangents of circle G and circle D, FE = 15, GF = 3, and AG = 5, which is the length of AC?
*February 9, 2012 by Cedric *

**Physics**

A rectangle with sides (a=1m) and (b=2m) has a set of discrete charges at the following locations: upper left: q =1nC lower left: q = 1nC lower right: -2q = -2nC Find the Coulomb force on a charge of q =1nC at the upper right hand side of the rectangle.
*February 24, 2010 by Jake*

**MATH**

Grady has designed a wooden storage cabinet for his CD's amd DVd's. The cabinet has wooden door that can be closed. It is in the shape of a rectangular prism. a) calculate volume of rect. prism. So I go l*w*h? b? Grady has decided to keep the length and width of the cabinet ...
*September 26, 2010 by Anonymous*

**calculus**

Find the dimensions of the rectangle with area 256 square inches that has minimum perimeter, and then find the minimum perimeter. Dimensions: Minimum Perimeter:
*April 20, 2012 by casidhe*

**SECONDARY ALGEBRA**

A rectangular field is to be fenced off with 120 m of fencing materials. the length of the field is x. express the area in square meters of the field as a function of x.
*July 22, 2014 by Grace*

**geometry**

find the perimeter and area of each figure. Give your answers in simplest radical form. 1. a 30 degree-60 degree-90 degree triangle with hypotenuse length 28 centimeters
*November 10, 2014 by lucy*

**Lost in the pits of ALG**

I have 5 problems I seem to not be able to comprehend out of 150 that are due Tuesday. I have tried every which way to solve them on my own..please help. Find the variation constant in which y varies inversely as x, and the following condition exists. Y=30 when x = 1/6 k will...
*March 11, 2012 by TOTALLY lost*

**algebra**

Can anyone help explain how to work this problem out? One factor in flood safety along a levee is the area that will absorb water should the levee break. the coordinates that make up the boundry area are (0,0),(2.8,2.1)and(4.3,4.4) what is the area of the land that would ...
*April 2, 2013 by lee*

**math**

Mrs Nelson has a rectangular flower box that is 5 feet long and 2 feet tall. She wants the width of the box to be no more than 5 feet. If the width is a whole number, what are the possible volumes for the flower box?
*March 30, 2011 by Blake*

**Fractions**

Eleanor and Max used two rectangular wooden boards to make a set for the school play. One board was 6 feet long, and the other was 5 1/2 feet long. The two boards had equal widths. The total area of the set was 60 3/8 square feet. What was the width?
*September 23, 2014 by Kymmy*

**STASTICS**

If the median home price in your area has decreased in your area in the last 2 years, how does this differ from the mean price in your area? Please explain why and include examples.
*August 24, 2010 by sue*

**Algebra 2**

A rancher is fencing off a rectangular area with a fixed perimeter of 76 m. What dimensions would yield the maximum area? Find the maximum area.
*January 18, 2012 by Peter*

**maths-surface area**

there is a groove which is in a cylindrical form and is made in a cylindrical piece of wood of length 17.5cm. The groove is filled with graphite and the cylindrical graphite block is of same length as that of wooden piece. If the diameter of the graphite cylinder is 3mm and ...
*March 20, 2013 by anoynomous*

**Math**

5)Solve 2x2 +6x = 4 by completing the square. 6)Solve 3x2 - 6x- 24 = 0 using the quadratic formula. 7)The area of a circle is 25 in2. What is the radius, including the units? Area of a circle is ¢³r2. 8)The triangle has an area of 14 in2. Determine the lengths of the sides of ...
*May 20, 2012 by Julissa*

**Geometry**

1.1.Determine whether the regular pentagon has reflection symmetry, rotation symmetry, both, or neither. If it has reflection symmetry, state the number of axes of symmetry. If it has rotation symmetry, state the angle of rotation. For each type of symmetry, explain how you ...
*October 17, 2014 by D*

**Heat Transfer**

A factory would like to produce plain carbon steel strips with pieces of polyethylene plastic ﬁlm bonded on them. The bonding operation will use a laser that is already available to provide a constant heat ﬂux of q′′0= 85, 000 W/m2for a speciﬁ...
*April 15, 2012 by Lauren*

**Buisness Math**

You are interested in purchasing a wide-screen television set at Target. On this type of TV, the ratio of screen width to screen height is 16 to 9. If a certain model you are considering has a screen width of 48 inches, what is the height of the screen (in inches)? (Points : 2)
*April 30, 2013 by Kellie*

**algebra**

In a particular house,the bedrooms take up 1/3 of the total floor area, and the living room takes up another 1/5.If the rest of the house has an area of 700 square feet,find the area of the living room and area devoted to bedrooms.
*January 20, 2010 by chris*

**math**

In a particular house,the bedrooms take up 1/3 of the total floor area, and the living room takes up another 1/5.If the rest of the house has an area of 700 square feet,find the area of the living room and area devoted to bedrooms.
*January 20, 2010 by chris*

**Math**

A computer chip on a circuit board has a rectangular shape, with a width of 6mm and a length of 9mm. Plans for the circuit board must be drawn using a scale factor of 15. Draw a scale diagram of the computer chip as it would appear on the plans. Please show work.
*July 31, 2013 by Anonymous*

**elementary**

Using each of the shapes in the box, draw a shape that is worth $6.95. Triangle: $.30 (cents) square: $1.25 rectangle: $1.00 I don't understand. Do they want a pattern of shapes? How would I draw a shape that has more than one of the shapes, triangle, square, and rectangle ...
*October 22, 2009 by Patti*

**math**

describe the largest pen area possible using the same amount of fencing in 6'X14' area. How do the perimeter and area compare to the pen above?
*September 25, 2012 by niemann*

**algebra**

Given a cube with volume 30 cubic centimeters, find the number of centimeters in the length of an edge.
*February 8, 2011 by Mike*

**physic**

The resistance of a copper wire of diameter 10mm and length 2m is 15 Ω. Determine the new resistance if i) the length is doubled and the diameter halved ii) the length increases by three fold and the diameter doubled iii) the length decreases by two fold and the diameter...
*February 11, 2011 by hans*

**math**

in order for piece of rectangular luggage to fit in the overhead compartment of a certain airplane, the sum of the height of the luggage and the perimeter of the base of the luggage must be less than or equal to 110 inches. If a piece of luggage has a height of 20 inches and a...
*July 29, 2009 by Julia Ten*

**geometry**

Given that B is between A and C, find the indicated length. AB=5.3 and AC=6.7. Find BC
*September 22, 2008 by taz manian*

**geometry**

Given that B is between A and C, find the indicated length. AB=21 and BC=4.3. Find AC
*September 22, 2008 by taz manian*

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