Posts by Hannah

Total # Posts: 3,512

  1. Math

    Please check my answers :). 1. Complete two column proof. Given: x/6+2=15 Prove: x=78 x/6+2=15 A:__Given____ x/6=13 B:__Addition property of Equality____ x=78 C:__Multiplication property of Equality_____
  2. Geometry HELPP

    in the rhombus, m<1=160. what are m<2 and m<3? Can someone explain this to me??
  3. math

    Find the vertices of the ellipse. (x + 7)^2 + (y + 5)^2/(1/4) = 1
  4. math

    Find the vertices of the ellipse. (x + 5)^2/4 + (y ? 4)^2/49 = 1
  5. Math

    okay thanks
  6. Math

    I don't understand??
  7. Math

    In a week, the Robinson family drink 9/2 bottles of orange juiced the Chan family drink 3 and 4/5 bottles. How much more bottles of orange juice do the Robinson family drink then the Chan family?
  8. Science

    I don't understand what I am supposed to do?? 1)you are a climatologist who has been given the task of finding out how much glaciers and ice caps have receded over the past 50 years. 2) you have at your disposal satellite image data from this entire time period. 3) How ...
  9. Math

    how do I find 3/8 of 24
  10. Sociology

    Which is the best example of marriage and family life gone wrong? A) Parents reviewing their child's homework B) a parent slapping a child C) parents financially supporting their family D) a grandparent babysitting his or her grandchild I think it's either b or d
  11. Geometry

    Use the figure to answer the question that follows: Segments UV and WZ are parallel with line ST intersecting both at points Q and R respectively When written in the correct order, the two-column proof below describes the statements and reasons for proving that corresponding ...
  12. Science

    Thank you Ms. Sue!
  13. Science

    Oops sorry I thought i posted it with the question lol. I think it's A.
  14. Science

    if radiometric evidence proves that a rock layer contains a fossil that is approximately 10,000 years old, what can also be determined using the principle of superposition? A) The layers below this layer are older than 10,000 years old B) The layers below this layer are ...
  15. algebra

    i'm really confused about if 0.123333... is A) rational number B) irrational number C)integer,rational number D)whole number, integer,rational number can somebody help me please thank you
  16. Science

    A particular bird species found in North America obtains most of its food energy by catching and eating insects. A mutation arises in this bird population that increases the length of its beak. Although many mutations are harmful, this particular mutation has increased the ...
  17. Math

    An ice cream shop owner wants to find out what new flavor of ice cream he should sell in his shop. Which method would be the BEST way for the owner to do this? A) Determine which flavor is the best selling now. B) Visit all the other ice cream store and see what flavors they ...
  18. Maths

    There are 9 girls and 11 boys on maths team 2 members get chosen for represent the school what is the probability that the 2 will be of the same sex please show me the working out too thank you
  19. History

    What was the main reason women wanted to be active in early reform movements? Women believed it was their civic duty to improve society. Being active in reform groups was a social outlet for many women. Women wanted to gain the right to vote by being involved politically. ...
  20. History

    What was the main reason women wanted to be active in early reform movements? Women believed it was their civic duty to improve society. Being active in reform groups was a social outlet for many women. Women wanted to gain the right to vote by being involved politically. ...
  21. geometry

    its obtuse
  22. math

    pb is a line segment on a number line. it has endpoint at -2 and 12. what is the coordinate of it's midpoint? Show your work so that way i can understand it
  23. Science

    Would't it be the force that moves things?
  24. CHM 114

    Calculate the [MnO4-] concentration of the diluted sample when the sample is prepared in the following manner. Add 2 drops oxalic acid, 4 drops permanganate and 8 drops water. The original permanganate is 0.25M. Help!
  25. History

    b?
  26. Math

    Your test average is 86 after taking three tests. You remember that two of your scores were 88 and 83. What was your score on the third test? show your work.
  27. algebra

    The vertex is (5/4,35)
  28. algebra

    A ball is thrown into the air with an upward velocity of 40 feet per second. Its height, h, in feet after t seconds is given by the function h(t)=-16t^2+40t+10. a. What is the ball’s maximum height? 35Ft b. When the ball hits the ground, how many seconds have passed? Show...
  29. Algebra

    What is the vertex of this equation? y=x^2-6x+4. Please show the steps on how you got the answer so i can understand it better.
  30. math

    TO EARN MORE MONEY HIS PARENTS LET HIM WEED THE GARDEN FOR $6.55 WHAT IS KYLE WEEKLY ALLOWANC IF HE ENDED WITH $11.01 SHOW ALL YOUR WORK A $8.90 B $8.91 C $8.92 D $8.93 E $8.94 F $8.95 G $8.96 H $8.97 I $8.98 J $8.99
  31. math

    kyle spent half of his weekly allowance playing arcade games, to earn more money his parents let him weed the garden for $6.55 what is kyle weekly allowance if he ended with $11..01 show all of your work
  32. math

    transform the formula to find the volume of a rectangular prism to solve for width (w) solve for w:V=lwh
  33. math

    3%compound interest
  34. math

    deposit it $2,000 in an account that pays 3% how much is your balance at the end of 8 years
  35. Math

    identify the type of variation represented in the table and name the y-value when x=32. x: 2,4,8,16, 32 y: 4, 2, 1, 0.5, ?
  36. math

    nikki makes 6.50 an hour she plans to buy a cd burner that costs 275.20 write and solve an inequality describing how long nikki will have to work to be able to buy the burner answer to the nearest hour a h>268.70 b h>42.3 c h<43 d h> 43
  37. math

    thanks
  38. math

    is it 3 ft
  39. math

    find 8 1/2in +2ft round your answer appropriately
  40. math

    15pt= square qt a 30 b 71/2 c45 d 22 1/2
  41. math

    estimate 171/5-5/6
  42. math

    15pt=--qt
  43. math

    estimate 6 4/5*1 5/8
  44. math

    erin owns about 4 times as many shoes as ewan. erin owns 28 pairs of shoes write an equation and use it to estimate the number n of pairs of shoes ewan owns
  45. math

    which word phrase can be written as p/5 1 the total amount of bill if 5 people order the same item. 2 the price of the meal plus a 5 tips 3 the amount of the bill paid by each of the five dinner 4 the price of the meal after a five dollar discount
  46. math

    the cost in dollars of a concert is 7+15n where n is the number of people attending what is the cost for a family of 5 people?
  47. math

    plz help d+g//h for d=15, g=27, and h=7 a 1.2 b 7 c 1.7 d 6
  48. math

    write an inequality to model the situation the number n of people who ate hot lunch as school was at most 107
  49. Biology

    How is marfan syndrome accquired
  50. Algebra

    How does the constant of variation for an inverse variation relate to the x and y in the inverse variation function?
  51. Algebra HELP

    Why does it make sense for the Inverse Variation to be taught in the Rational Expressions Unit?
  52. Math

    Why can't 3x+2xy+8 be a linear system? Why Can't x^2+y^2=4 be a linear system?
  53. Math

    How is solving a rational equation different from solving linear equations like 3x+5=7x-2?
  54. Math

    How is solving a rational equation the same as solving any other equation?
  55. Math

    Which ordered pair is for the solution. y=3x-5 y=1/2x (6,3),(1,-2),(2,1),(-2,1)
  56. Math

    Which ordered pair is for the solution. y=3x-5 y=1/2x (6,3),(1,-2),(2,1),(-2,1)
  57. Math

    Patty went to her cousins for the weekend. She drove 260 km in 2 h 45 min, some of it on a 100 km/h highway and the rest on 80 km/h roads. This has to be written as a linear equation
  58. Spelling

    First goes Whirlwind, Breeze and then downpour and then what goes next?
  59. Keyboarding and Applications

    You are researching the Holocaust for a school paper and have located several Web sites for information. In three to five sentences, describe the method you would use to determine whether each Web site is a suitable source of information for your paper.
  60. algebra

    How is dividing by a monomial similar to factoring out the GCF?
  61. math

    Why is dividing by a monomial simpler than dividing by a binomial?
  62. Math please help

    The length of AB¯ is 5 units. What is the length of the image of the line segment after a dilation with a scale factor of 5/2?
  63. algebra- can anyone help?

    What is an “opposite” factor and how is it different than simply canceling?
  64. Algebra HELP

    Is there any difference between multiplying fractions and multiplying rational functions? What is it?
  65. Algebra

    How is a complex fraction related to dividing fractions?
  66. College Chemistry

    Please help I have no idea how to do this. There are three different dichloroethylenes (molecular formulaC2H2Cl2), which we can designate X, Y, and Z. Compound X has no dipole moment, but compound Z does. Compounds X and Z each combine with hydrogen to give the same product: ...
  67. Chemistry

    Please help I have no idea how to do this. There are three different dichloroethylenes (molecular formulaC2H2Cl2), which we can designate X, Y, and Z. Compound X has no dipole moment, but compound Z does. Compounds X and Z each combine with hydrogen to give the same product: ...
  68. Algebra HELP

    How is a fraction related to a rational expression?
  69. Algebra HELP

    I'm pretty sure. Here are the answer choices: A) Mean=11.86 Median= 12 Mode= 8 Range=14 B) Mean= 12 Median= 11.86 Mode= 14 Range= 8 C) Mean= 12 Median= 11.86 Mode=8 Range= 14 D) Mean 11.86 Median= 12 Mode=14 Range= 8
  70. Algebra HELP

    Find the mean,median, mode, and range. 10,8,12,6,5,4,10. This is what I got: Mode:10 Median:8 Mean: 7.9 Range: 8 However, none of these are the answer choices. Am I doing something wrong??
  71. Physics

    A force of -7500 N is used to stop a 2000kg car traveling 25m/s. What breaking distance is needed to bring the car to a halt?
  72. algebra- can anyone help?

    NO ANSWER CHOICES! HELP! Why should you have a box and whiskers plot on the same number line as another if you’re going to compare the graphs?
  73. Algebra Help!!

    Why should you have a box and whiskers plot on the same number line as another if you’re going to compare the graphs?
  74. Algebra HELP

    Thank you anyways!:)
  75. Algebra HELP

    Why should you have a box and whiskers plot on the same number line as another if you’re going to compare the graphs?
  76. Algebra HELP

    Ms.Sue can you help me with one more?
  77. Algebra HELP

    What does the interquartile range tell you?
  78. Algebra HELP

    Can you help me with another question?
  79. Algebra HELP

    How are the median and upper and lower quartiles the same? How are they different?
  80. Algebra HELP

    How are the median and upper and lower quartiles the same? How are they different?
  81. Alegebra

    The product of 2 amd is at least 10
  82. Algebra

    How can knowing the mean of a set of data help you find a missing data piece?
  83. Chemistry

    An impure sample containing an unknown amount of gallium bromide, GaBr3, weighs 0.379 g. It was dissolved in water and treated with silver nitrate, AgNO3, resulting in the precipitation of 0.263 g AgBr. Assuming that GaBr3 is the only source of gallium in the sample, use this ...
  84. science URGENT!!

    Like for the first one it would say west to east and then southern to northern
  85. science URGENT!!

    I have the diagram and it's very confusing....
  86. science URGENT!!

    I did and all i get is two different answers....
  87. science URGENT!!

    The diagram that was given was really confusing. I need help with the following questions: 1)Polar Easterlies in the Northern Hemisphere blow from? a.)west to east b.)east to west c.)north to south d.)south to north 2) Westerlies in the Northern Hemisphere blow from? a.)west ...
  88. SCIENCE HELP

    How long is a fish DNA?
  89. Algebra HELP

    What are the real and imaginary parts of the complex number: -6-i?
  90. English HELP

    In the pardoner's tale, what is ironic about the rioters discovery of gold in the place where they were looking for death? A) They do not realize that the gold actually belongs to Death B) It makes them realize that Death is not an actual person C) They realize that they ...
  91. Algebra help!!

    Give the equation of a square root function that is translated 4 units UP. Circle the part of the equation that makes the translation.
  92. Math

    46<-6a+4
  93. math

    no thanks
  94. math

    i need the answer
  95. math

    put these decimals in order from least to greatest 7.0, 0.07, 0.7, 0.077
  96. math

    choose all the expressions with a sum greater than 10. 5.3 + 4.99? 6.12 + 3.09 2.08 + 7.9 4.8 + 5.9 3.46 + 6.009
  97. math

    choose all the expressions with a different less than 5. 8.3 - 4.07 9.33 - 3.99 7.1 - 2.603 12.3 - 7.08 7.005 - 2.005
  98. math

    today, the city of madison has a population of 6.34 million residents. in 1914, the population was just 1.0 million residents. how much has the population increased since 1914
  99. math

    find the difference. 2.004 - 1.34 = ? find the sum. 7+9.26+10.1 =?
  100. History plz help

    Why did settlers find land grants so appealing??
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