1. math

    If cotalpha = root 3, calculate (sin alpha)*(cot alpha) - cos^2alpha exactly. can you plzzz help urgent because I have a major test tommorow thnx for all your help

    asked by Gagan on April 29, 2009
  2. geometry

    All Clemson fans root for the Tigers. Rewrite the above statement to reflect the following conditions and state whether each condition is true or false. If false provide a counterexample:

    asked by mirry on September 27, 2018
  3. Algebra

    17-Identify the vertex, axis of symmetry and x-intercept(s) of F(x)=(x+5)^2-6. I have no idea how the x intercepts are -5 +/- sq. root 6 and 0. can you show me how this came to be? I factored it so it would be x^2+10x+19, but there's no common factors in

    asked by Erin on November 7, 2009
  4. Calculus

    Starting with an initial guess of x=2, use Newton’s method to approximate (Third root of 7). Stop the iterations when your approximations converge to four decimal places of accuracy. Compare with the approximation provided by your calculator I'm so stuck

    asked by Tia on March 13, 2016
  5. PreCalc (Just Can't Comprehend)

    Find the dimensions of the rectangle with minimum perimeter if its area is 400 square meters. Find the least perimeter. I know that a rectangle has two sides that are equal and two other sides that are equal but I am unsure about what type of equation to

    asked by MUFFY on November 1, 2009
  6. Algebra

    Click on "Explain" if you need help. A dart hits the square dartboard shown below at a random point. Find the probability that the dart lands in the shaded circular region. Each side of the dartboard is 15in , and the radius of the shaded region is 5in .

    asked by Anonymous on August 10, 2017
  7. Algebra

    Click on "Explain" if you need help. A dart hits the circular dartboard shown below at a random point. Find the probability that the dart lands in the shaded square region. The radius of the dartboard is 5in, and each side of the shaded region is 3in. Use

    asked by Cameron on August 9, 2017
  8. Algebra

    Mr. Brown has 24 meters of fencing. He wants to build a rectangular pen for his rabbits. Draw two different rectangles that Mr. Brown could build. Use only whole numbers for the lengths of the sides of each rectangle. Label the length of each side. Find

    asked by Dessie on May 4, 2016
  9. math

    The rectangular base of a box has a perimeter of 60cm. The base is twice as long as it is wide. Saskia plans to cover the top and bottom with coloured paper;which cost 5 cents per square centimetre. She lans to cover the other 4 faces with white paper;

    asked by Anonymous on February 14, 2012
  10. 7 grade math

    The rectangular base of a box has a perimeter of 60cm. The base is twice as long as it is wide. Saskia plans to cover the top and bottom with coloured paper;which cost 5 cents per square centimetre. She lans to cover the other 4 faces with white paper;

    asked by Amy on February 14, 2012
  11. Grade 7 math

    The rectangular base of a box has a perimeter of 60cm. The base is twice as long as it is wide. Saskia plans to cover the top and bottom with coloured paper;which cost 5 cents per square centimetre. She lans to cover the other 4 faces with white paper;

    asked by Anonymous on February 14, 2012
  12. math .please help its worth alot of my grade :s

    The rectangular base of a box has a perimeter of 60cm. The base is twice as long as it is wide. Saskia plans to cover the top and bottom with coloured paper;which cost 5 cents per square centimetre. She lans to cover the other 4 faces with white paper;

    asked by amy on February 16, 2012
  13. MATH

    1. Subtract 0.36 from 6. A~ 5.64? 2. Write the following as a common fraction or mixed number. Write your answer in lowest terms. 6.38 A~6 19/50? 3. Find the area of the shaded part in the figure. Use 3.14 for and round your answer to one decimal

    asked by A~ on September 20, 2009
  14. algebra

    computer manufacturing company would like to come up with a new laptop computer such that its monitor is 80 a square inches smaller than the present ones. Suppose the length of the monitor of the larger computer is 5 inches longer than its width and the

    asked by zhandra on June 16, 2014
  15. Math

    Farmer has a field 1 square mile wide and 1 square mile wide. He divides it into fields 1/3 mile wide and 1/3 mile long how many fields will he have

    asked by Nicole on September 18, 2016
  16. Algebra

    If anyone could please just look these over: The given measures are the perimeters of squares. Find (a) the length of a side and (b) the area of the square. Perimeters: 1.) 20 cm 2.) 100mm 3.) 4ft 4.) 2in 5.) 2.8m My answers: 1.) a- 5cm b- 25cm squared 2.)

    asked by Jamie on September 15, 2007
  17. Physics

    Four 1,000,000- kg masses are arranged in a square, 150 meters on a side. To the nearest ten thousandth of a Newton, what is the magnitude of the force the mass in the lower left hand corner? Can someone please explain this to me in a detailed manner? I

    asked by Skyler on August 13, 2010
  18. Punnet squares:-(

    A homozygous curly haired pig is crossed with a homozygous straight haired guinea pig. All the offspring are straight-haired(H-dominant straight, h-recessive curly) a) make a punnet square for the f-1 generation I'm a beginner on this stuff, so Im not sure

    asked by Sara on June 8, 2010
  19. Math

    Jaden wants to cover the floor with square tiles the same size. The floo measures 315 inches by 108 inches. If she uses only whole tiles, find A) the greatest possible length of each tile B) the number of tiles needed to cover the floor.

    asked by Ana on December 26, 2012
  20. lively

    Suppose that the width of a certain rectangle is three-fourths of its length, and the area of that same rectangle is 108 square meters. Find the length and the width of the rectangle If you put the correct subject in the subject line, you're likely to get

    asked by jonathan on November 26, 2006
  21. Algebra

    A rectangular swimming pool is twice as long as it is wide. A small concrete walkway surrounds the pool. The walkway is a constant 2 feet wide and has an area of 196 square feet. Find the dimensions of the pool.

    asked by Carlos on February 8, 2015
  22. Calculus

    A piece of wire 40 m long is cut into two pieces. One piece is bent into a square and the other is bent into an equilateral triangle. How should the wire be cut so that the total area enclosed is a maximum= minimum= Find the length of the wire used

    asked by Brian on May 7, 2013
  23. math

    Suppose the area of a rectangle is 36 square inches. Find the Minimum perimeter for a rectangle with this area. Please help asap. Thank you! (so much) We know that A=l*w=36 and P=2(l+w) From the area formula we see that l=36/w Putting this into the

    asked by l on August 31, 2006
  24. Static Electricity. 11th Grade Pre-AP Physics

    Hi everyone! I need some help studying for a test on Static Electricity. I have a few review questions that I don't know how to do. Below they are numbered and in parenthesis I answered what I think you might have to do to get the answer. Please help me in

    asked by Angela on February 25, 2011
  25. math, a.p. calc

    Let g be a function that is defined for all x, x ≠ 2, such that g(3)=4 and the derivative of g is g′(x)= x^2–16/x−2, with x≠2. Write an equation for the tangent line to the graph of g at the point where x = 3. Does this tangent line lie above or

    asked by Darrius on November 9, 2015
  26. algebra1 HELP PLEASE

    Mary is making a pinata that has a ball-like shape. The pinata has a surface area of 50 square feet. Use the formula for the surface area of a sphere: s=4(pi)^2 to find the radius of the pinata. Round your answer to the nearest hundredth. _____ feet

    asked by lisa on July 3, 2013
  27. algebra1 HELP PLEASE

    Mary is making a pinata that has a ball-like shape. The pinata has a surface area of 50 square feet. Use the formula for the surface area of a sphere: to find the radius of the pinata. Round your answer to the nearest hundredth. _____ feet

    asked by lisa on July 3, 2013
  28. algebra

    Samantha's homework is to determine the dimensions of her rectangular backyard. She knows that the length is 10 feet more than the width, and the total area is 144 square feet. Write an equation that Samantha could use to solve this problem. Then find the

    asked by Anonymous on February 10, 2011
  29. calculus

    Two positive numbers have a sum of 60. what is the maximum product of one number times the square of the second number? a) 3481 b) 3600 c) 27,000 d) 32,000 e) 36,000 So Idk if this is right, but I have .... x+y=60 p=xy^2 p=x(60-x)^2 P'=-2x(60-x)+(60-x^2)

    asked by Jenny on December 14, 2010
  30. Calc

    A cardboard box manufacturer makes open boxes from rectangular pieces of cardboard of size 30cm by 40cm by cutting squares from the four corners and turning up the sides. A) find a mathematical model expressing the volume of the box as a function of the

    asked by steph on September 25, 2013
  31. algebra

    A rectangular swimming pool is twice as long as it is wide. A small walkway surrounds the pool. The walkway is a constant 2 feet wide and has an area of 196 square feet. Find the dimensions of the pool.: *

    asked by Dede on August 8, 2008
  32. Math

    Same as before, except I forgot to write how would you have verify it and explain how to solve it. the length of a rectangle is (x-3) inches long, and the width 3 2/5 inches. If the area is 15 3/10 square inches, write and solve an equation to find the

    asked by Johnathen on March 8, 2016
  33. MATH

    THE AMOUNT OF CLOTH USED TO MAKE FOUR CURTAINS IS GIVEN BY THE FUNCTION A=-4X^2 + 40X WHERE X IS THE WIDTH OF ONE CURTAIN IN FEET AND a IS THE TOTAL AREA IN SQUARE FEET. FIND THE WIDTH THAT MAXIMIZES THE AREA OF THE CURTAINS. WHAT IS THE MAXIMUM AREA?

    asked by Anonymous on October 7, 2014
  34. Math

    4. Solve the equation using all three methods below. Factoring, completing the square, quadratic formula. x^2 + 3x - 4 = 0 and 4x^2 = 9 it seems like x^2 + 3x - 4 = 0 equals x = 1, -4 from all three methods but Im not sure 4x^2 = 9 equals x = 3/2, -(3/2)

    asked by anonymous on September 2, 2018
  35. Math

    Mary bought 2 vangaurd sheets each measuring 70 cm by 90 cm. She cut out square cards of identical size from the vangaurd sheets such that there was no wastage. a) What is the largest possible length she cut out? b)What is the total number of square cards

    asked by Jeff Dubinksky on January 23, 2019
  36. math

    Explain why it is possible to draw more than two different rectangles with an area of 36 square units, but it is not possible to draw more than two different rectangles with an area of 15 square units. The sides of the rectangles are whole numbers. EXPLAIN

    asked by Kyle on February 7, 2015
  37. Please Help!! Math

    Wind resistance varies jointly as an object's surface area and velocity. If an mile per hour with a surface area of 25 square feet experiences a wind resistance of 225 Newtons, how fast must a car with 40 square feet of the surface area travel in order to

    asked by Jnr John on June 5, 2013
  38. MAth

    Ida plans to construct a square showing exact measurements of the sides. Which combination of tools would best help Ida construct the square? Answer A: pencil, compass, and straightedge B: pencil, string, and compass C: pencil, ruler, and straightedge D:

    asked by Taylor on September 25, 2011
  39. geometry

    The area of an ellipse in the form (x*x/a*a)+(y*y)/(b*b)=1 is A=3.14*ab. For this ellipse, a+b=20. a. write the area of the ellipse as a function of a. b. Find the equation of the ellipse with an area of 264 square centimeters. c. Complete the table and

    asked by Priscilla on April 10, 2009
  40. Pre calc

    Write the equation in standard ellipse form and graph. 34 x^2 -24xy +41y^2 +41 y^2 -25= 0. i got x= (4 x prime- 3 y prime)/5 and y=(3x prime +4y prime)/5 but cant get the correct math when I plug that into the original equation. Also I need help finding

    asked by Rebekah on May 5, 2013
  41. algebra1please look over THANK YOU

    Mary is making a pinata that has a ball-like shape. The pinata has a surface area of 50 square feet. Use the formula for the surface area of a sphere: s=4(pi)^2 to find the radius of the pinata. Round your answer to the nearest hundredth. _____ feet i got

    asked by lisa on July 3, 2013
  42. Math

    help me solve this conic: 12x^2+y^2+6x-9=0 not sure what you mean by "solve this conic" You want to know what kind of conic? ellipse to find out its properties you have to change it into standard form (x-h)^2/a^2 + (y-k)^2/b^2 = 1 I would first divide by

    asked by Blake on April 2, 2007
  43. Math

    I want to fence in a square vegetable patch. The fencing for the east and west sides costs $5 per foot, and the fencing for the north and south sides costs only $4 per foot. Find the total cost of the fencing as a function of the length of a side x (feet).

    asked by Jeoffry on September 1, 2016
  44. 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

    asked by Jess on November 17, 2013
  45. Pre-Calculus

    An Alfa Romeo going at 70 mph requires 169 feet to stop. Assuming that the stopping distance is proportional to the square of velocity, find the stopping distances required by an Alfa Romeo going at 35 mph and at 140 mph (its top speed).

    asked by Becky on February 3, 2013
  46. Calculus

    A Baseball Diamond has the shape of a square with sides 90 feet long. a player is running from 1st to 2nd base at a speed of 25 feet per second. find the rate at which his distance s is from home plate is changing when the player is 20 feet from 2nd base.

    asked by John on May 20, 2012
  47. calc help showed work

    If the function f has a continuous derivative on [0,c], the the integral(o to c) of f'(x)dx= a)f(c)-f(0) b)absolute value (f(c)- f(0)) c) f(c) d)f'(x)=c e)f"(c)-f"(0) My work: so the the answer to the integral is f(x) and when find the answer from o t0 c,

    asked by david on December 7, 2006
  48. baasic geometry

    A rectangle has width the same as side of a square whose perimeter is 20m. the length of the rectangle is 9m. Find the perimeter of this rectangle. W=L+20m 2L+2W=9 2L+2(w+20m)=9 2L+2w+20=9 4l+20=9 4L=20+9 4L=29 L=29/4 answered below. This is the third post

    asked by vero on March 14, 2007
  49. Math

    The side of a square is 10 meters longer than the side of an equilateral triangle. The perimeter of the sqaure is 3 times the perimeter of the triangle. Find the length of each side of the triangle.

    asked by Pat on October 28, 2010
  50. GEOMETRY(SURFACE AREA)

    Find the surface area and the lateral area of a regular square pyramid with base edge 6 and a lateral edge √34. PLEASE PLEASE HUHU Teach me how and what is lateral edge

    asked by Laarni on July 14, 2013
  51. Math

    The side of 2 square fields are in the ratio of 3:5.the area of the larger field is 576m^2 greater than the area of the smaller field .Find the area of this smaller field?

    asked by Samama on April 22, 2018
  52. Pre-Calculus

    A window has the shape of a square surmounted by an isosceles triangle. The sides of the square are length x. The The perimeter of the window is 90 inches. Thus, the perimeter of the triangle is x+2y. So, 90 inches = 3x+2y. (a) Write an equation for the

    asked by SpencerCH on January 23, 2011
  53. Math- Math Analysis

    In a rectangular piece of cardboard with a perimeter of 20ft, three parallel and equally spaces creases are made (so the piece is divided into four equal sections.) The cardboard is then folded to make a rectangular box with open square ends. a. Write a

    asked by Ashley on October 14, 2007
  54. Algebra 2

    A retail lumberyard plans to store lumber in a rectangular region adjoining the sales office. The region will be fenced on three sides and the fourth side will be bounded by the wall of the office. Find the dimensions of the region if 350 feet of fencing

    asked by Carolyn on May 22, 2012
  55. geometry

    Many younger children like to play a game similar to baseball called tee-ball. To accommodate the younger children, the bases are only 40 feet apart in a square-shaped field. Find the distance between home plate and second base in tee-ball. If necessary,

    asked by whitney on January 3, 2011
  56. Algebra

    The height of a triangle is 4 centimeters less than twice the length of its base. If the total area of the triangle is 48 square centimeters, then find the lengths of the base and height.

    asked by liliy on May 28, 2016
  57. math geometry

    The area of a rectangular wall of a barn is 80 square feet. The length is 12 feet longer than twice its width. Find the length and width of the barn.

    asked by jeffrey on September 15, 2016
  58. Algebra

    The length of a rectangular flag is four yards longer than the width. The area f the flag is 140 square yards. Find the length and the width.

    asked by Danielle on April 7, 2013
  59. Algebra

    A triangle has a height that is 4 inches less than its base. If the triangle has an area of 86 square inches, set up and resolve an equation to find its base and height.

    asked by Kevin on March 28, 2017
  60. Math

    The area of a right triangle is 12 square inches, and the sum of the lengths of the two legs, a and b, is 16 inches. Write a system that could be used to find the lengths of the legs of the right triangle.

    asked by Sylvester on December 2, 2016
  61. algebra

    A soccer field has an area of 312 square yards. Its length is 2 yards longer than twice its width. Find the width of the soccer field.

    asked by tiffany on June 5, 2015
  62. College Algebra

    A sailboat has a triangular sail with an area of 20 square feet. The height of the sail is 6 feet more than the length of the base of the sail. Find the height of the sail.

    asked by Nancy on January 18, 2016
  63. math

    The pressure exerted on a surface is the ratio of the force on the surface to its area. Find the pressure on a patch, 2.25 m square, on a tank if the force on the patch is 37.4 N.

    asked by delvina on September 12, 2016
  64. Math 115

    The area of a parallelogram is 3.36 square feet. The base is 2.8 feet. If the measures of the base and height are each doubled, find the area of the resulting parallelogram.

    asked by Sue on October 30, 2012
  65. Calculus

    determine the absolute extreme values of the function f(x)=sinx-cosx+6 on the interval 0

    asked by Sara on February 15, 2015
  66. Algebra II

    A furniture company displays bedroom sets which require 21 square meters of space and living room sets which require 42 square meters of space. The company,which has 546 square meters of available space, wants to display at least 6 bedroom sets and at

    asked by Lucy on January 6, 2008
  67. pre-algebra

    You want to paint a wall that is 8 3/4 feet high and 11 1/4 feet long. You have a can of paint that will cover 200 square feet with one coat. A. find the area of the wall. b. if you want to apply two coats of paint , do you have enough paint? explain

    asked by Greg on January 7, 2009
  68. physics - electric fields

    A 2.00 square meter flat surface is placed in a uniform electric field of magnitude 6.00 N/C. If the surface is oriented so that the field lines are all parallel to the surface, find the magnitude of the electric flux through this area

    asked by Lakitha on September 8, 2013
  69. Math

    a textbook page measures 6 inches by 9 inches. there is a margin of uniform width around all four sides of the page leaving 28 square inches for printing. find the width and height of the printing area

    asked by Kim on December 25, 2012
  70. 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.

    asked by Lyle Eleda on April 12, 2012
  71. math

    A token is placed on the corner square of a 3×3 chess board. The token is moved either up, down, left, or right, with equal probability. If the token would move off the edge of the board it "wraps around'' the board and moves to the opposite side instead.

    asked by hrdcvrdcv on May 23, 2013
  72. Calculus - Integrating

    Question: ∫(x^2)/sqrt(x^2+1) u=x^2+1 , x^2= u-1, du=2xdx ∫(u-1)/sqrt(u) , expand ∫u/sqrt(u) - 1/sqrt(u) Integrate: 2/3(u^(3/2)) - 2u^(1/2) + c My answer: [ 2/3(x^2+1)^(3/2) - 2(x^2+1) + c ] When I took the derivative of this to check my answer, it

    asked by Liam on March 20, 2017
  73. Math - Calculus

    Problem solving with derivatives. A rectangular box has square base of edge length x cm. Its framework of 12 edges is constructed from wire of total length 36cm. Find: i. the height of the box in terms of x ? ii. the volume of the box in terms of x? ii.

    asked by GZB on July 6, 2018
  74. Math

    Hi! I need help with the following math problem: A building has 4 columns, each of which is 15 ft high and has a circumference of 1 2/3 yards. 1. Find the lateral surface area of the 4 columns. 2. How much will it cost to paint the 4 columns if paint costs

    asked by Suomynona on May 27, 2008
  75. trig

    hey. show 2sin(pi/14) is a solution to x^3-x^2-2x+1=0 and hint: let x=2sinu and sin(7u)=1 i can't seem to solve when i sub in the x value. how can i relate this to the seventh root of inifinity. i multiplu by sin^4 but they it just doesnt work.

    asked by alice on April 23, 2010
  76. Chemistry-check my work

    The equilibrium constant kc for the equation CS2 + 4H2 CH4 +2H2S at 900 C is 27.8. what is the value of kc for the following equation? 1/2CS2 + 2H2 1/2CH4 +H2S sqr root of 278=5.27?

    asked by Anna on April 14, 2010
  77. chem

    Calculate the solubility of magnesium hydroxide (Mg(OH)2), ksp=1.1x10^-11? i have done this problem so many times and keep getting it wrong, i know the answer is 1.4x10^-4 but how do i get there? i did an ice chart and tried doing the cube root but its

    asked by jessie on December 12, 2010
  78. algebra

    In the promotional park your company has budgeted $40,000 for some High Quality Astroturf and trees for a miniature golf course. The company plans on laying out 4,000 square feet of High Quality Astroturf, which costs $5.50 per square foot. The trees that

    asked by Anonymous on May 16, 2011
  79. grid problem (geometry)

    The squares of a 2×60 chessboard are coloured black and white in the standard alternating pattern. At random, exactly half of the black squares are removed from the board. The expected number of white squares that have no neighbours after this process can

    asked by john on June 15, 2013
  80. math

    x=(-5.15-5.89i).(30/(-5.15-5.89i)) i is the suare root of (-1) what is x. please help me , i cant figure it out. thank you.

    asked by layth on September 20, 2010
  81. Calculus Help Stuck Part 2?

    Evaluate the lim a. lim x--> 64 (cube root x-4/x-64)

    asked by Marc on April 12, 2016
  82. algebra 1

    cube root of (-64x^8y^5) Is it -8x^2y times the cube of y^2?

    asked by matt on November 18, 2014
  83. Algebra B

    When a root is not a real number, what kind of number is it?

    asked by Nancy on February 1, 2011
  84. algebra

    Solve: 8 = sqrt () y + 2 a){62} b){6} c) none d){66} And I tried to the sqrt root image i can see but you can't and thanks

    asked by poo on June 10, 2010
  85. math

    what is the 14th root of (-2) to the 14th power? Thanks in advance

    asked by barb on November 5, 2010
  86. SCIENCE!!!

    Do leaf tissues and root tissues look alike? If not why?!?

    asked by Ella on November 18, 2008
  87. Please Help

    is the root word for the word crackerjack crack?

    asked by brooke on September 25, 2015
  88. algebra

    simplify log (xy/z^2) log^5square root a^4/b^2

    asked by matthew on September 12, 2017
  89. calculus

    1. A sheet of cardboard 3 ft. by 4 ft. will be made into a box by cutting equal-sized squares from each corner and folding up the four edges. What will be the dimensions of the box with largest volume? so I did V=lhw and found l=4-2h and w=3-2h I also

    asked by Yoona on December 18, 2011
  90. Physics

    When a given object moves a circular path, the centripetal force varies directly as the square of the velocity and inversely as the radius of the curve. If the force is 640lb for a velocity of 20mi/h and a radius of 5m, find the force for the velocity of

    asked by Bernice Nicole on December 18, 2013
  91. Math-Algebra

    When a given object moves a circular path, the centripetal force varies directly as the square of the velocity and inversely as the radius of the curve. If the force is 640lb for a velocity of 20mi/h and a radius of 5m, find the force for the velocity of

    asked by Bernice Nicole on December 18, 2013
  92. Physics

    When a given object moves a circular path, the centripetal force varies directly as the square of the velocity and inversely as the radius of the curve. If the force is 640lb for a velocity of 20mi/h and a radius of 5m, find the force for the velocity of

    asked by Bernice Nicole on December 18, 2013
  93. algebra

    The strength of a rectangular beam varies jointly as its width and the square of its depth. If the strength of a beam 10 inches wide by 20 inches deep is 3400 pounds per square inch, what is the strength of a beam 9 inches wide and 18 inches deep?

    asked by Felix on April 10, 2019
  94. algebra

    The strength of a rectangular beam varies jointly as its width and the square of its depth. If the strength of a beam 4 inches wide by 12 inches deep is 1800 pounds per square inch, what is the strength of a beam 5 inches wide and 12 inches deep?

    asked by Felix on April 11, 2019
  95. math

    Anton use a square cardbaord to make an open box.He cut small squares of the same dimension from the corners of the card board then bent the side upward.The length of the sides of the cardboard is 28 cm. A. What expression represents the length of sides of

    asked by claire on June 22, 2017
  96. Algebra

    I having a hard time with this word problem: A backyard has dimensions 4 and 2/5 yards by 2 and 4/5 yards. What is the area of the backyard in square yards (yd^2)? Do I mulitiply and then simplify? Yes, you do multiply and then simplify. To make it easier

    asked by jay's gyrl on August 5, 2007
  97. Second Derivatives

    If y = 2 f(g(x)), then d2y/dx2 = ? The d2y/dx2 means the second derivative, I believe.

    asked by Kaiti on June 5, 2012
  98. math

    please check these 1.kristi jogged for 3/5 of an hour, swam 1/2 of an hour, rode her bike for 1/4 hr. how long did she exercise/=1 17/20 2.victor owned 5/6 of a family buisness, he sold 2/7 of the buisness,what portion doe she still own?=23/42 3.subtract

    asked by p on September 18, 2009
  99. Geometry

    Janine wants to paint just the sides of a cylindrical pottery vase that has a height of 45 cm and a diameter of16. Janine wants to paint just the sides of a cylindrical pottery vase that has a height of 45 cm and a diameter of 14 cm. To the nearest whole

    asked by Alexa on October 2, 2015
  100. physics

    Find the x- and y-coordinates of the center of gravity of a 4.00 ft by 8.00 ft uniform sheet of plywood with the upper right quadrant removed as shown in the figure below. The dimensions of the cutout are a = 4.50 ft and b = 1.70 ft. HINTS: Think of the

    asked by frank on October 28, 2014

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