# Posts by DD

Total # Posts: 166

1. ### social studies

what is the preamble to the constitution?
2. ### science

this is an object
3. ### math

Male and female high school students reported how many hours they worked each week in summer jobs. The data is represented in the following box plots: two box plots shown. The top one is labeled Males. Minimum at 1, Q1 at 3, median at 10.5, Q3 at 14, maximum at 21. The bottom...
4. ### maths

two poles 6m and 15m tall are 20 m apart a wire is attached to the top of each pole and is also staked to the ground some where b/n two poles where should be the wire be staked so that the minimum amount of wire be used?
5. ### history

i mean this test
6. ### history

what lesson is it
7. ### MATH

Out of 1200 pupils in a school, 900 are boys and the rest are girls. If 20% of the boys and 30% of the girls wear spectacles,find: a.how many pupils in wear spectacles b.what percent of the total number of pupils wear spectacles.
8. ### math

If you cut off 5pieces of glass from a 14 feet long, how long should each pieces
9. ### History

which answer best describes andrew johnson's relationship with the radical republicans? A:he founded the radical Republican movement B: he worked with the radical Republicans to pass important legislation C: you frequently voted legislation presented by the radical ...

jygfgvhbj
11. ### math

A flag pole sits on the front lawn of a school, 6.6 m from the front door. The angle of elevation from the base of the school to the top of the pole is 38°. Determine the height of the flagpole, to the nearest tenth of a metre.

dd
14. ### math

Yesssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssss!
15. ### Health

Thanxs salted caramel
16. ### us history

D B C A D I got a 100%
17. ### math

1 A C D 2 A 3 C 4 B 5 C I got a 100%
18. ### math

1 A C D 2 A 3 C 4 B 5 C
19. ### grammar

The team of reporters stunned their audience when the results of the election were revealed.
20. ### Social studies

plzzzzzz help :(
21. ### Social studies

5. William Tecumseh Sherman's "march to the sea" headed toward; A) Charleston, SC ****** B) Richmond Virginia C) Savannah Georgia D) Baltimore, Maryland 7. What battle began when the Union cavalry surprised the Rebel infantry raiding the town for shoes? (1 point...
22. ### english

well they were all right

24. ### english

2. Which of the following is the best reason to use visuals in a research presentation? A)) to illustrate your main point in an engaging manner B)) to illustrate any topic with data in percentages C)) to show different ways of looking at the same information D)) to show the ...
25. ### english

ok thank you very very much
26. ### english

I think it's c and b
27. ### english

which sentence contains a participial phrase? a) she wanted to spend time writing. b) her job is giving the attic dwellers their food. c) quickly snatching up the coat, she ran to her room. d) to get along well requires cooperation. which sentence contains an infinitive phrase...
28. ### english

I think it's a // everyone

30. ### english

In the following sentences, what word does the participial phrase modify? Everyone in the annex heard her screaming loudly. (1 point) a) everyone b) annex c) heard d) her pl E A S E HE L P

dsvfsv
33. ### chemistry

What is the molality of 67.1g of Nano3 in 2.5l of water i get the molar mass of nano3 and divide it by the 67.1g and multipy it by 2.5l
34. ### chemistry

calculate the energy required to raise the temp of 72g of water from 50c tp 150
35. ### chemistry

is finding the molality and molarity the same concept
36. ### chemistry

IS IT POSSIBLE IF YOU CAN DO THIS ONE FOR ME SO I CAN DO THE REST ON MY OWN SO I HAVE A IDEA OF WHAT TO DO AND WILL BE EASIER TO UNDERSTAND
37. ### chemistry

how much heat is required to raise a 54g sample of water from -20 celsius to 90 celsius explain
38. ### chemistry

Dr Bob i would really like to thank you for your time this has greatly helped my learning in school
39. ### chemistry

How do u tell of a solute is polor or non polar based on what
40. ### chemistry

how many moles of solute are contained in 18.5ml 2.5m CaCL2
41. ### chemistry

is finding the molality and molarity the same concept
42. ### chemistry

it wud help alot if you can plug in and show how
43. ### chemistry

What is the ppm of 4.50mg of ddt in 10kg of seal fat?
44. ### chemistry

Increasing pressure does what to solubility. Increasing surface area? increasing temp?
45. ### algebra2

Tim has a pool slide that makes an angle of 25 with the water the top of the slide stands 4.5feet above the surface of the water A:how far out into the pool will the slide reach B:The slide makes a straight line into the water. How long is the slide
46. ### algebra2

At a hot air balloon festival jim watches a hot air balloon rise form a distance of 200 yards. A:From jims position the ballon seen to hover at angle of elevation of 50 What is the height of the ballon B:After a while the ballon seems to hover at an angle of 75 how high is it ...
47. ### algebra2

A kite string is 102 feet long. the angle between the kite string and the ground is 54.9. how high is the kite
48. ### please check my english

all of those answers are wrong you will get a F
49. ### Chemistry

I cant understand anything
50. ### algebra2

MS TAn bought a bmw for 62,000. The price of a bmw depreciates at the rate of 12% per year. How much will the saving account have after 30 years
51. ### algebra2

a saving account with an initial balance of \$15000 grows at 1.33percent per year compounded continuously. How much will the saving account have after 30 years?

hyffdf
53. ### calc

Each of the regions A, B, and C bounded by f(x) and the x-axis has area 5. Find the value of ∫2 [f(x)+3x^2+2]dx. −4 I know to solve I can find the antiderivative of the equation but im not sure how to do this because of the f(x) in the parentheses.
54. ### physics

Two blocks with masses m1 = 13.4 kg and m2 = 74.2 kg, shown in the figure, are free to move. The coefficient of static friction between the blocks is 0.55 but the surface beneath m2 is frictionless. What is the minimum force F required to hold m1 against m2?
55. ### math

how is the sentence "15 more than x is 5" written as an equation? A. x+5=15 B. x=15+5 C. x-15=5 D. x+15=5 is the answer B.

da
57. ### math

Your store’s average basket (transaction) size for the month of March was \$11.50 and you believe the average basket size will remain the same for your store in April. One of your hourly employees had an average basket size of \$9.00 for the month of March and averaged 125 ...
58. ### Math

If 1/3 of. My salary is in one bank, 1/5 in another and 1/6 in another how much I have left

its not C.
60. ### Statistics

Suppose 5 cards are drawn, without replacement, from a standard bridge deck of 52 cards. Find the probability of drawing 4 clubs and 1 non- club.

c.(studios)

c.

B B D B C

550.341

49

12

i don't know

69. ### Chemistry

The density of methanol is .7918 g/ml/ How many grams of methanol do I have to add to 35.0ml of water to make a solution containing 25% methanol?
70. ### statistics

Researchers conducted a survey of parents of 66 kindergarten children. The parents were asked whether they played games with their children. The parents were divided into two groups: working class and middle class. The researchers wanted to know if there was an association ...
71. ### Math

Which statement(s) is/are true?Select one of the options below as your answer:A. A 25° angle is congruent to a 25° angle.B. Two intersecting lines form two pairs of congruent angles.C. It is possible for congruent angles to add up to 90°.D. All of the above are true.
72. ### math

x-y+z=3 2x-y+z=4 x+2y-z=-1 solve in Gaus-Jordan method
73. ### Physics

the C is wrong for me using the b in di/dt
74. ### Physics

E⃗ = 8.6 xˆsin(2πλz + 5.91e16 t) V/m B⃗ = Bo⃗ sin(2πλz + 5.91e16 t) Tesla o can you explain the formula what is n, c and omega?

6964.4

-sin 23
77. ### Physics

how is you process?
78. ### Physics

contact me ulisesvzv @ gmail . com i have the half of answers
79. ### physics

A coil consists of N=105 turns of wire wrapped uniformly around a plastic torus. The inside radius of the torus is r0=0.12 m and the outer radius is r1=0.14 m. Thus, each winding has a diameter d=0.02 m. What is the self-inductance (in H) of this coil? Work in the ...
80. ### physics

thanks, do you have the c?
81. ### physics

Consider a circuit with an RL series with L=0.09 H and R=0.05 Ohm. At t=0 the circuit is connected to a battery which provides V0=12 V. (a)How long does it take to the current to equal a fraction 0.95 of the steady state current? (b) What is the energy stored (in Joules) in ...
82. ### physics

Consider the process of charging a parallel plate capacitor with circular plates of radius R=5 cm separated by a distance d=0.2 cm. At some time t1, the capacitor is being charged with a current I=0.075 A. Consider a point P on the plane which is equally distant from the two ...
83. ### physics

i have the answer, thanks :)
84. ### physics

Compare the total magnetic energy in two solenoids, each with N turns, area A, and current I, but length x and 2x. Denote Ux the total magnetic energy in the solenoid with length x, and U2x the one in the solenoid with length 2x. What is U2x/Ux?

86. ### Physics

i got it, is the negative :)
87. ### Physics

C) i3 please, i3 isnt same to i2
88. ### physics

i need only the c1

Thank you

1248

dddddddddd

No clue
93. ### Math

2.48>2.4 1>2.463

5,128,000
95. ### chemistry

2. Baking soda is sodium bicarbonate (NaHCO3). When you heat baking soda, it breaks down into sodium carbonate powder (Na2CO3), water vapor, and carbon dioxide. The enthalpy of this reaction is 129 kJ. Write a correct thermochemical equation for this reaction, explain how you ...
96. ### science

A. 1.36 m/s B. 0.06 m/s C. 8 m/s D. 4.5 m/s
97. ### Math

You guys suck
98. ### physics

if a steel flagpole get 5.1 mm taller when temperature increase by 5.0 degree celsius approximately how tall is the flagpole?
99. ### Chemistry

How do I figure out how to balance 1 mole of carbonic acid with 1 mole potassium hydroxide? And balance a chemical reaction of sodium bicarbionate with hydrochloride acid?
100. ### physics

a cyclist must travel 1500 km . how many days will the trip take if the cyclist travels 8 h/day at an average speed of 25 of 25 km/h ?
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