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2011
May

Questions Asked on May 8, 2011

Which angle between 0° and 360° has the same cosine as the angle 58°?give your answer as an integer. how do i do this please?
1. 9 answers
2. asked by susan
3. 20,043 views
What is the gradient of a line that has an angle of inclination of 75°?Enter the answer, rounded to 4 significant figures in
1. 3 answers
2. asked by elizabeth
3. 5,671 views
:Explain why a prime number must be deficient.
1. 1 answer
2. asked by Stacey
3. 689 views
A 3.1-kilogram gun initially at rest is free to move. When a 0.015-kilogram bullet leaves the gun with a speed of 500. meters
1. 9 answers
2. asked by ashley --- HELP PLEASEE!!!
3. 16,398 views
In order to determine the amount of liquid a spherical tank will hold, would you need to use volume or surface area?
1. 1 answer
2. asked by Stacey
3. 1,351 views
The bars representing gravitational potential energy and mechanical energy will increase when you increase the angle. Why?
1. 1 answer
2. asked by Jerry Macfadden
3. 375 views
Should number theory be taught to grade school children?
1. 1 answer
2. asked by Stacey
3. 379 views
Do you feel that nature influenced the development of geometry? How?
1. 1 answer
2. asked by Stacey
3. 326 views
: Do you feel that mathematicians make to much of the mathematics and nature connection? Why?
1. 1 answer
2. asked by Stacey
3. 340 views
how do you say break camp in latin
1. 1 answer
2. asked by Anonymous
3. 760 views
Is the capital word used right in this sentence, if not how can i use it with the same meaning of the sentenceHis song was
1. 2 answers
2. asked by Hannah
3. 611 views
Hi, I'm sure I'm doing something wrong here, I'm coming up with an exorbant amount of rainfall for ONE ROOF in a school. Somehow
1. 2 answers
2. asked by URGENT help plz plz plz plz
3. 526 views
SPARTAN:Using the bond lengths recorded in Table II determine bond order and the major resonance structures of the following: A.
1. 3 answers
2. asked by Sarah
3. 1,073 views
What is the [H+] of a 0.1 M malonic acid with a Ka of 10^-9 solution?I thought it was just (Ka x Ca)^(0.5), but that doesn't get
1. 1 answer
2. asked by Ed
3. 383 views
If 39.2 of 0.177 is required to neutralize completely 22.0 solution, what is the molarity of the acid?
1. 1 answer
2. asked by Ivy
3. 594 views
Had to correct sentences so the parallel ideas are expressed1. Is it true that Superman could leap tall buildings, run faster
1. 12 answers
2. asked by Amor
3. 2,128 views
Need help on which formulas I use to solve problems?A coil of wire with 200 circular turns of radius 3.00 cm is in a uniform
1. 2 answers
2. asked by physicsclass
3. 1,470 views
If sinx= 5/13, and x is a positive acute angle, find sin (x + 3pi/2)
1. 3 answers
2. asked by Ju
3. 644 views
For the following balanced equation: 2 Ag+ (aq) + Cu(s) <<->> Cu2+ (aq) + 2 Ag(s)Which letter corresponds to the correct cell
1. 1 answer
2. asked by Tom
3. 819 views
what is the molar mass of a gas if 26.0L of the gas has a mass of 43.6g at 1.10 atm and 10.0 C?
1. 1 answer
2. asked by dee
3. 417 views
I am having problems with inequalities. How can I express this problem as one?Derek has $750 at the start of summer and spends
1. 2 answers
2. asked by Aria
3. 447 views
What are the benefits and risks of advertising and marketing health care products and services to potential health care
1. 3 answers
2. asked by bobbi
3. 516 views
A student reading his physics book on a lake dock notices that the distance between two incoming wave crests is about 0.65 m,
1. 3 answers
2. asked by Josh
3. 607 views
Solar heating takes advantage of solar collectors such as the type shown in the figure . During daylight hours, the average
1. 0 answers
2. asked by Alice
3. 1,063 views
If it takes a particle in SHM 0.20 s to travel from the equilibrium position to the maximum displacement (amplitude), what is
1. 1 answer
2. asked by Amy
3. 857 views
If 0.045 kg of ice at 0 C is added to 0.390 kg of water at 34 C in a 0.150 kg aluminum calorimeter cup, what is the final
1. 1 answer
2. asked by Anonymous
3. 798 views
If 0.045 kg of ice at 0 C is added to 0.390 kg of water at 34 C in a 0.150 kg aluminum calorimeter cup, what is the final
1. 0 answers
2. asked by Anonymous
3. 536 views
Lead pellets of total mass 0.46 kg are heated to 107 C and then placed in a well-insulated aluminum cup of mass 0.15 kg that
1. 0 answers
2. asked by Ryan
3. 493 views
A husband buys a helium-filled anniversary balloon for his wife. The balloon has a volume of 4.4 L in the warm store at 74 F.
1. 0 answers
2. asked by Anonymous
3. 476 views
A fisherman notices that his boat is moving up and down periodically without any horizontal motion, owing to waves on the
1. 1 answer
2. asked by laura
3. 829 views
In a dramatic lecture demonstration, a physics professor blows hard across the top of a copper penny that is at rest on a level
1. 1 answer
2. asked by Chao
3. 979 views
The spout heights in the container in the figure are 15 cm, 30 cm, 45 cm, and 60 cm. The water level is maintained at a 68 cm
1. 0 answers
2. asked by Bret
3. 1,146 views
A 89.0 kg person stands on one leg and 90% of the weight is supported by the upper leg connecting the knee and hip joint-the
1. 1 answer
2. asked by Bret
3. 627 views
Here is a demonstration Pascal used to show the importance of a fluid's pressure on the fluid's depth : An oak barrel with a lid
1. 0 answers
2. asked by Catherine
3. 602 views
A 3.8 kg object is supported by an aluminum wire of length 1.9 m and diameter 2.2 mm. How much will the wire stretch?
1. 0 answers
2. asked by Catherine
3. 528 views
b. For the first phase of the project, imagine you want to cover the backyard with decorative rock and plant some trees. You
1. 1 answer
2. asked by Laverne
3. 423 views
1. You are planning to spend no more than $10,000 and no less than $8,000 on your landscaping project.a. Write an inequality
1. 2 answers
2. asked by Girlee
3. 612 views
Does this sentence make sense, if not how do you write it correctlyNever give up to your dreams? Thank you!
1. 1 answer
2. asked by Hannah
3. 391 views
What does that mean? Explain some ways you can decide if a chemical is an element or a compound. Use examples?
1. 0 answers
2. asked by Tasha
3. 439 views
Which of the following statements best describes the instructional level achieved in an Informal Reading Inventorya. the student
1. 0 answers
2. asked by rj
3. 804 views
Writing process teaching strategies used with first language learners are:a. the same for first and second language writers b.
1. 1 answer
2. asked by rj
3. 1,024 views
Which of the following would you want to evaluate for a middle school student?a. background knowledge b. word recognition and
1. 0 answers
2. asked by rj
3. 1,008 views
Find the exact values of the other trig functions of theta given sec theta=7 and sin theta is less than 0.
1. 2 answers
2. asked by Nick
3. 2,051 views
Which of the following Acid+Base titration combinations would have a buffering region in their plot?1)Strong Acid+Strong base
1. 2 answers
2. asked by Anonymous
3. 766 views
A satellite is placed between the Earth and the Moon, along a straight line that connects their centers of mass. The satellite
1. 2 answers
2. asked by Roberto
3. 1,214 views
A 669 g sample of water at 83 degrees celsius is mixed with 486 g of water at 23 degrees celsius. What is the final temperature
1. 1 answer
2. asked by Maria
3. 530 views
A student throws a baseball at a large gong 73 m away and hears the sound of the gong 1.7744 s later. The speed of sound in air
1. 1 answer
2. asked by Leslie
3. 3,745 views
The velocity of the transverse waves producedby an earthquake is 5.08 km/s, while that of the longitudinal waves is 8.3312 km/s.
1. 2 answers
2. asked by Laura
3. 1,054 views
Using the readings in Ch. 2 of the text, identify and explain at least one real-world application of algebraic concepts for one
1. 1 answer
2. asked by Anonymous
3. 538 views
Find the exact value of the volume of a can of green beans with a diameter 8 centimeters and height of 12 centimeters. Include
1. 1 answer
2. asked by kozy
3. 400 views
0.560g of potassium hydroxide is added to 25.0 cm^3 of 1.00 mol dm^-3 of hydrochloric acid.Find the limiting reagent & please
1. 1 answer
2. asked by ALIYAH
3. 576 views
A man jogs along at 1.2 m/s. His dog, playing 36 m behind him, waits for 5 s, then takes off after him at 3.1 m/s.How far apart
1. 2 answers
2. asked by Laura
3. 1,205 views
you make noise in every period , every day
1. 1 answer
2. asked by agastya
3. 363 views
How might the following affect blood volume (increase or decrease) (note: refer to physiology of kidney):High protein
1. 0 answers
2. asked by ivy
3. 523 views
Hey!Kayz, so regarding the stance 'that the US should remove political, social and economic support from dictatorships'. So far
1. 0 answers
2. asked by Tina
3. 409 views
how can i know whether solution is acidic or not and then what type of acid?
1. 1 answer
2. asked by khin
3. 321 views
HeyHow do I convert 1224.78m squared into mm squared?
1. 2 answers
2. asked by Tina
3. 403 views
does south african revolution value customs.
1. 1 answer
2. asked by thabz
3. 268 views
what is the dimensinol formula for accleration amd volume?
1. 1 answer
2. asked by narayan
3. 340 views
what is the dimensinol formula for accleration amd volume?
1. 1 answer
2. asked by narayan
3. 334 views
I know that 'you' and 'I' are pronouns but are words like 'you're' and 'I'm still classed as perosnal pronouns?thanks
1. 1 answer
2. asked by Kaley
3. 1,057 views
how do you spell tedeetawter? im probably butchering the spelling XD
1. 3 answers
2. asked by Jim
3. 490 views
How does nuture effect adult develpoment?
1. 2 answers
2. asked by Talia
3. 512 views
The length of each edge of a trianglar tent if 8 ft. ( 3 sides and a bottom)(a) Find the area of each face (b)Find the total
1. 2 answers
2. asked by Mary
3. 392 views
How do the differences and/or similarities between speech and poetic form affect the experience "In Memoriam"
1. 1 answer
2. asked by Louis
3. 446 views
I have 27.75 sq yds of fabric. What would the surface area of my triangular tent be? My teant has 3 sides and a bottom( a total
1. 4 answers
2. asked by Mary
3. 358 views
Ways in which the human or environment problem impacts on the community
1. 17 answers
2. asked by pearl
3. 713 views
I HAVE ALREADY SUBMIT MY QUESTION BUT NO ANSWER HAVEN'T CAME BACK
1. 1 answer
2. asked by Delneisha
3. 450 views
A mass 5kg is whirled in a horizontal circle @ 1 end of a string 50cm long,the other end being fixed. If the string when hanging
1. 1 answer
2. asked by Fate
3. 1,941 views
Find a numerical value of one trigonometric function of x if secxcotx=4A.cscx=1/4 b.secx=4 c.secx=1/4 d.cscx=4
1. 1 answer
2. asked by lan
3. 1,139 views
single braces are used in the tabular list toA. connect terms on both sides of the braces. B. include nonessential modifiers and
1. 0 answers
2. asked by billy
3. 564 views
HeyWhat size down pipe would I need, and how many if my roof area equals 1224.78 metres squared and I have average rainfall of
1. 4 answers
2. asked by Lina
3. 424 views
insurance matrix,Insurance Matrix Type of Insurance Functions Example of Company Coverage Characteristics Auto Home Health
1. 2 answers
2. asked by Tracy
3. 532 views
A 250cm^ solution is prepared by dissolvin 8.0g of sodium hydroxide in distilled water.calculate the concentration of this
1. 1 answer
2. asked by lesedi
3. 501 views
use a half angle formula to find the exact value of cos 75 degree
1. 1 answer
2. asked by lan
3. 2,135 views
The chance of getting a particular disease sometime during your lifetime is estimated at 1 in 20.Smoking increases the risk of
1. 1 answer
2. asked by Beth
3. 725 views
The mass of a particular substance is known to grow exponentially at a rate of 0.5% per hour. Its initial mass was 25 grams and,
1. 2 answers
2. asked by Grace
3. 1,633 views
In the year 2000 there were 350 mobile phones users living in the small town of Phoneville. Since 2000 the number of residents
1. 2 answers
2. asked by Stephanie
3. 1,254 views
HC2H3O2 + CH3(CH2)4OH (H2SO4)=?
1. 1 answer
2. asked by Sandy
3. 557 views
A 3.8 kg object is supported by an aluminum wire of length 1.9 m and diameter 2.2 mm. How much will the wire stretch?
1. 1 answer
2. asked by Maria
3. 743 views
The bear population increases at a rate of 2% per year. There are 1573 bear this year. Write a function that models the bear
1. 3 answers
2. asked by Anonymous
3. 3,020 views
Given the function h : x -> 3x + c and h^-1 : x -> cx/m - 1, where c and are constants, find the values of c and m
1. 1 answer
2. asked by Anonymous
3. 420 views
How does the identification of cultural universals impact our understanding of what it means to be human. How does the search
1. 0 answers
2. asked by shenikka Turner
3. 510 views
A sine wave function f(x) = a sin(bx) has amplitude 10 and period 40. What are thevalues of a and b? (A) a = 10 and b = 20/pi (
1. 3 answers
2. asked by dat
3. 811 views
How many solutions does the equation cos(x) + cos(−x) = 0 have if 0 < x < 2pi?(Radian measure is assumed for x.) (A)
1. 1 answer
2. asked by dat
3. 437 views
Could you please check these sentences on a school trip? Thank you very much.1) Next summer I'm going on holiday from 7 July to
1. 1 answer
2. asked by Henry1
3. 521 views
In a right triangle the hypotenuse has length 10 and the the sum of the cotangents ofall three angles of the triangle equals 2.
1. 1 answer
2. asked by dat
3. 493 views
The tangent of an acute angle equals 1/2. What is the sine of the angle?(A) 1/p3 (B)p5/2 (C) 2/p5 (D) 1/p5 ( E) None of the
1. 1 answer
2. asked by dat
3. 378 views
a physician provides an office consultation for a new patient. the history and examination levels are comprehensive and the
1. 1 answer
2. asked by billy
3. 1,074 views
What is Schlafli notation? I seriously need to know how basic it is before tomorrow's test?
1. 1 answer
2. asked by Salim
3. 490 views
I left out the following sentences. Thank you very much. It is really urgent!!1) Where are you going to have a holiday next
1. 1 answer
2. asked by Henry1
3. 506 views
Could you please let me know which alternatives are best? I really need to know which ones I should use, especially in question
1. 1 answer
2. asked by Henry1
3. 515 views
What is the probability oi rolling a total of 7 in two rolls of a standard die if you get an even number of the first roll?Could
1. 3 answers
2. asked by Ed
3. 5,556 views
I have a table to complete.Given that points A and B belong to a circle with centre O; If the area of the sector bounded by
1. 1 answer
2. asked by Br
3. 601 views
One more question. Cause the conflict was about the land. Did problems take place because of the crops/growing seasons?
1. 2 answers
2. asked by Emma
3. 428 views
what made the hbc and nwc so imortant to this reion
1. 0 answers
2. asked by brad
3. 329 views
5 ways in which the HIV/AIDS problem impacts on the community
1. 1 answer
2. asked by dolley mojapelo
3. 1,087 views
Lincoln received $55 on his birthday. If he deposits $22 into his bank account, what is the percentage of the total that Lincoln
1. 1 answer
2. asked by Anonymous
3. 512 views
For the SAT online course, when I was going o buy it, they asked for shipping information, so I'm confused... are they going to
1. 0 answers
2. asked by Amy~
3. 601 views
Of what number is 12 the 25%?
1. 1 answer
2. asked by Anonymous
3. 304 views

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