Posts by jill

Total # Posts: 803

  1. geometry

    whatever, i already did it
  2. geometry

    Constructing Perpendicular Lines same as last time, i need an exact example of these instructions, if someone could share it with me, it would be greatly appreciated Draw a line and a point on the line. Label the point K. With the point end of the compass on K, set it to a ...
  3. geometry

    "We use different formulas to find the distance of a segment on a number line, d=|a?b|" role="presentation" style="display: inline; font-size: 16px; position: relative;">d=|a?b|, and the distance of a segment in the coordinate plane, d=(x2?x1)2...
  4. Math

    A class has 5 girls 7 boys in seventh grade. 2 girls and 2 boys in eight. Randomly selects a seventh and eight grader. What is probability that the students picked are girls
  5. math/science

    a car starts from rest and move at a speed of 30 kph after half an hour.what is the car's acceleration
  6. Social studies help quick

    Thank you!!!!
  7. Social studies help quick

    I am leaning towards c more than d. So is c right?
  8. Social studies help quick

    Either c or d
  9. Social studies help quick

    Why do United States citizens have civic responsibilities? A in a republic the president can order any citizen to help. B in a democracy every citizen must earn their rights C in a democracy the country is run by all citizens working together. D in a republic the government ...
  10. Quick social studies help

    Why dis the great comprise establish a two-house legislature? A to fairly represent all states B to allow population growth C to provide checks and balances D to prevent unconstitutional laws <----- my answer. Am I right?
  11. Math

    3x-4y=8 5x+3y=23 Based on the above system of 2-equations, which of the following values (x+y) equal? 10, 8, 7, or 5
  12. geometry

    Do you use the formula: (n-2)180 / n to find the measure of each arc that corresponds to a side of a polygon? Example: a hexagon (6-2))180/6 = 120 ?
  13. geometry

    when do you use the following formula: (n-2)180 divided by n
  14. math

    multiply the radius by 2 ( radius X 2 )
  15. geometry

    what is the measure of the arc of a regular octagon inscribed in a circle? i think it is 45. am i correct
  16. math

    Claire jogs around an oval track and is able to complete one lap in 5 minutes. If she jogs at the same pace for 42 minutes, how many laps would she be able to jog? Write an inequality and find the number of whole laps Claire completes.
  17. English

    What is the linking verb in the sentence: I am fond of both kinds of comics.
  18. statistics

    10th grade New York public school students taking a standardized English test produced test scores that were normally distributed with a mean of 85 and a standard deviation of 4. Let x be a random variable that represents the test score of a student. Students whose test scores...
  19. geometry

    once you find the voume in cubic inches, how do you convert to cubic feet?
  20. geometry

    what are the step to find the volume of an aquarium in cubic feet when its height is 25 1/2 inches and its radius 21 inches?
  21. geometry

    a rectangular prism has a total surface area of 166mm^2, a height of 4mm, a width of 5mm. what is the length of the prism?
  22. Physics

    Calculate the speed a spherical rain drop would achieve falling from 5.00 km (a) in the absence of air drag (b) with air drag. Take the size across of the drop to be 4 mm, the density to be 1.00×103 kg/m3 , and the surface area to be ?r2
  23. geometry

    using the slope y-intercert equation, how do you write an equation that passes through point p and is parallel to the line. P(2,4), y = -3x. Is it y = -3x + 10? Thanks
  24. Social studies

    What are all the answers??????
  25. geometry

    would it be the same if you divided 3b^2 by 2 to equal 1.5b^2
  26. geometry

    the area of a triangle is 27 square feet. its height is three times the length of its base. find the height and base of the triangle. i am unsure of how to set it up, please help
  27. Algebra

    You are playing with a pile of beads and notice if you put them in groups of 4 you have 3 beads left over, in groups of 5 you have 4 beads left over and in groups of nine you do not have any left over. What is the smallest number of beads. Left over
  28. Math

    A rotating water sprinkler can spray water a distance of 15m. What area of grass can the sprinkler cover?
  29. Math

    When two-fifths of a number is increased by 15 the result is 27. What is the number?
  30. Science

  31. Language Arts, can anyone check?

    Guys, it isn't BDAA or DBAA, please trust me on this one. If you are taking the quickcheck in connexus then it is ABAD I swear it got me a 100%. So please listen.

    i do know three caitlyns, and my brother know at least three kaylas. i do know three caitlyns is underlined and i need to know if it is independenr adverbial adjectival or noun clause? THanks
  33. algebra

    Problem reads: y^a multiplied by y^a+2
  34. algebra

    simplify: y^a x y^a+2
  35. algebra

    how do you add: a^2(ab^3)^2 + b^2(a^2b^2)^2
  36. Math

    Find the volume of a sphere with radius 9 yd. A. 3,829.7 yd3 B. 3,052.1 yd3 C. 381.5 yd3 D. 339.1 yd3 the answer is B=3052.1
  37. Math

  38. Math

    A rectangular picture frame measures 4.0 inches by 5.5 inches. To cover the picture inside the frame with glass costs $0.99 per square inch. What will be the cost of the glass to cover the picture? My answer is $21.78 is this right
  39. math

  40. math

    Nancy drove 110 km using 13.5 liters of gas. What was her gas mileage in miles per gallon? A. 3.47 B. 68.2 C. 19.14 D. 20 The answer is D=20 gallons
  41. algebra

    is this problem NO SOLUTION. Im unable to solve. x(3-x)=x-(x^2-2x+4)
  42. Are all answers right?

    looks right to me, but don't quote me on it :)
  43. Pre algabra

    Looking for help on this. Can you help
  44. chemistry

    Predict how the compound Calcium Chloride would react to calcium nitrate, silver nitrate, Silver Nitrate + Ammonium Hydroxide,Silver Nitrate + Sodium Thiosulfate?
  45. Science

    B B B are correct
  46. biology

    which occurs during the krebs cycle? 1) breaking down pyruviate 2) capturing light energy 3) creating glucose molecules 4) producing ethyl alcohol ?
  47. MATHS (sets)

    A survey was made about two daily newspapers, LOS ANGELES TIMES and THE NEW YORK TIMES, 105 people bought Los Angeles Times, 25 did not buy Los Angeles Times, 95 did not buy New York Times, while 83 bought Los Angeles times but not New York Times. How many people took part in ...
  48. algebra

    how do you solve q(x) = 6 - 5x ; 21
  49. finance

    The beginning of January 2006, a couple bought a $120,000 house with 10% down and a 30 year mortgage with an annual rate of 6.2%. What are the monthly payments?
  50. MATHS HELP URGENT.pleasee

    The area of a triangle ABC is 126 AC=13 cm , BC = 21 cm, what is the length of AB? where, triangle ABC is a scalene triangle
  51. Maths

    60 + [9 x 10 - 10] - 100 = 60 + (90 - 10) - 100 = 60 + 80 - 100 = 140 - 100 = 40 ans
  52. computer programming

    write a program to print fibonaaci series like 2,1,3,4,7,11,18 up to 10th term using function...end function I did it using SUB..end sub in this way : declare sub series cls call series end sub series a=2 b=1 for p =1 to 5 print a; b a=a + b b=b + a next p end sub How do you ...
  53. Chemistry

    A solution containing 22.18 mL of a .1212 M H2CO3 solution is mixed with 17.22 mL of a .1234 M Na2CO3 solution. What is the pH of the final mixture? Ka1 = 6.2x10-7 Ka2 = 4.4x10-11. If you diluted the mixture up to 100 mL, would the pH change? If it does change, what would the ...
  54. Chemistry

    Citric acid is a tri-protic acid with a Ka1 =8.4x10-4 Ka2=1.8x10-5 and Ka3=4.0x10-6. calculate the pH at the 2nd equivalence point in the titration of 85.5 mL of a .21 M citric acid solution with .25 M NaOH. Calculate the pH, after 25.8 mL of NaOH have been added. Calculate ...
  55. math

    find the slope of the line and a point on the line y-4= x+5 I got that the slope is 9 correct? then how do I find a point on the line?
  56. MATH

  57. Middle ga state

    Rank these bonds from most ionic to Most covalent in character Br-F Ca-F F-F Cl-F K-F
  58. English

    Both of them are 100% correct!!!
  59. math

    How can I show a bar model for this problem? Naomi Macy and Sebastian have 234 stamps in all. Naomi gives 16 stamps to Macy and 24 stamps to Sebastian. Naomi then has 3 times as many stamps as Macy, and Macy has twice as many stamps as Sebastian. how many stamps does Naomi ...
  60. Physics

    2 students ride a slingshot. The slingshot catapults 2 students at a time vertically 365 feet in an amount of time proportional to their mass. If 2 small students, each with a mass of 150 pounds were to ride, what would be their respective accelerations, converted to miles per...
  61. algebra

    previous question R=ab/a+b. Need to isolate the a. Question reads R equals to: a times b (on top) divided by a plus b Thanks
  62. algebra

    solve the given formula for the variable a. r=ab/a+b
  63. english

    how do i change this to active voice: The diagrams were left in the classroom for them to study the vocabulary throughout the week.
  64. english

    how do i change these three sentences to active voice: 1) the two lessons were the only ones planned so far... would it be: these two lessons are the only ones planned so far 2) although some found the lesson to be hard... 3) this was taught during the second lesson
  65. math

    An investment of $1400 earns $80 each year how much must be invested to earn $120 year? $1400/$80=$m/$120 did I set this up correctly? Thank You
  66. math

    the ratio of boys to girls is 7:8 How many boys are there in school if there are 968 girls? My answer is 581 boys is this correct??
  67. math

    3r+b/a +y =w solve for r would the answer be r=wa-y-b/3
  68. algerbra

    1/4(x-h)=p+c solve for x
  69. Biology

    what is the scientific meaning to the word foundation?
  70. Chemistry

    A technician mixes a solution containing silver nitrate with a solution containing sodium chromate. 2.89 g of precipitate is produced (assume silver chromate). Calculate the mass of silver nitrate present in the first solution. Make sure you have the correct number of ...
  71. Chemistry

    Oh I see, thank you!
  72. Chemistry

    Why aren't the properties of sodium chloride the same as the elements that compose it?
  73. Physics

    13.17 m
  74. Math

    What is the absolute extrema of f(x)=sin^2(2x). Intervals [0,pi]
  75. wrighting

    now that you're aware of the information at your disposal, describe how it will helpful to you as a you pursue your college degree ? plz help me
  76. math

    ok thanks so much
  77. math

    Find the product of (2a + 3b)(2a − 3b). A. 4a2 − 6b2 B. 2a2 − 3b2 C. 4a2 + 12ab − 9b2 D. 4a2 − 9b2 plz help
  78. writing or computer

    ok umm
  79. writing or computer

    about computer stuff i am help my little sis i am so stuck on this
  80. writing or computer

    Mla or computer plz
  81. writing or computer

    What is the appropriate citation method for your major or course of study? What have you learned about that citation methodology from Lesson Three of this course? Do you think you'll be able to use this citation method effectively to avoid plagiarism? plezs help me i am so...
  82. Art History

    What were some propaganda works of art in Baroque and Rococo periods?
  83. acting

    how to be come a good sing any tips that will be helpful
  84. acting

    Hi i was wonder how to become in actor any idea ? will be helpful
  85. math 8th grade

    Face cards are removed from a standard deck of cards and the rest are set aside. two cards are drawn at random from the face cards. once a card is selected, it is not replaced. Find each possibility. P(jack and then king)? P(two black cards) answer 1/2 ?
  86. math

    Suppose h(x)=1/\sqrt x for x>0. Does h have an inverse? If so, find h^-1(4).
  87. algebra

    Suppose g(x)=4x^2+8x+13. Does g have an inverse? If so, find g^{-1}(25)
  88. Math

  89. geometry

    In quadrilateral QRTS, we have QR = 11, QS = 9, and ST=2. Sides line RQ and line ST are extended past Q and S, respectively, to meet at point P. If PS = 8 and PQ = 5, then what is RT?
  90. Chemistry CP

    Water has a much higher specific heat capacity than most liquids. Explain in terms of the attractive forces between water molecules.
  91. Social Studies

    I pick B.
  92. math

    what is set-up for three dollars less than half of $128. ?
  93. math

    Aisha invests twice the amount invested the previous month. If she invested $26.25 during the 1st month, how much did she invest during the 6th month?
  94. math

    Option A $5.75 for each visit Option B Yearly membership for $99, plus $.50 for each visit write an inequality that can be used to determine the minimum number of times a person would need to visit the gym in a year in order for option B to be less expensive than option A. $5....
  95. math

    a traffic sign casts a shadow 6ft long while a mailbox next to it casts a shadow 3ft long. if the traffic sin is 7 ft high how tall is the mailbox
  96. social studies

    100% right thanks!!!!!!
  97. geometry

    Given five segments of length 2,3,5,8, and 13, what is the number of distinct triangles that can be formed using any three of the segments?
  98. math

    When looking at a quilt pattern, how do you describe the minimum number of translation of a square A. There is 16 total squares.
  99. geometry

    When looking at a quilt pattern, How do you describe the minimum number of translations of the original pattern A
  100. science

    a box weighs 200 N. If you push on the box with a force of 15 N and the box does not move, how much work did you do? A) 0 J B) 15 J C) 15 N or D) 3000J
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