Posts by Jill

Total # Posts: 803

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

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

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
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.
32. ENGLISH

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

thanks
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

3.47
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)

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

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?

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

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

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

5kilometerrace,howlongwillracebetonearesttenthofamile?
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.

I pick B.

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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