Tuesday

March 31, 2015

March 31, 2015

Total # Posts: 953

**physics**

a ball was thrown vertically upward from the ground and reaches a height of 50 meters. a) with what speed was it thrown? b) how long will it remain in the air?
*March 24, 2015*

**abiapoly heat energy**

500g of copper is heated from 30 degree celcius to 120 degree celcius what is the quantity of heat supplied b.if the same quantity of heat is supplied to 300g of water initial at 30degree what will be the final temperature?
*March 22, 2015*

**pschology**

Research Data Critique Scenario One The CEO of ABC manufacturing commissioned a study to look at the differences between the current salaries of her employees by employee job title. There were three job categories: clerical, custodial, and managerial. The study collected ...
*March 2, 2015*

**Calculus**

(1/sqrt(1-(3x/4)^2) * 3/4
*March 1, 2015*

**language arts**

So took the test the answers were A and C lol its ok
*February 19, 2015*

**language arts**

Thanks!! :)
*February 19, 2015*

**language arts**

AHHH B
*February 19, 2015*

**language arts**

Read the following hyperbole from Orpheus and Eurydice: “Rivers stopped flowing along the banks so that they could hear Orpheus, whose music was more harmonious than theirs.” What is the most likely reason that the author included this hyperbole? a)to emphasize the ...
*February 19, 2015*

**language arts**

Read the following passage from the Odyssey, in which the Cyclops has captured Odysseus and his men: "You are a ninny, or else you come from the other end of nowhere, telling me, mind the gods! We Cyclopes care not a whistle for your thundering Zeus or all the gods in ...
*February 19, 2015*

**language arts**

Thank you
*February 19, 2015*

**language arts**

Read the following passage from the Odyssey: “There’s our sign! I know not more. Could someone else’s hand have sawn that trunk and dragged the frame away?” Their secret! as she heard it told, her knees grew tremulous and weak, her heart failed her. With ...
*February 19, 2015*

**math**

At the first meeting of the chess club, the 10 members decided that everyone in the club should play everyone else one time to determine the best players for the inter-school competitions. How many games had to be played?
*February 9, 2015*

**world history**

1. Why do you think the Guomindang and the Communists worked together in China in the early 1920? 2. Why do you think Gandhi's repeated arrests helped build sympathy for his cause?
*February 7, 2015*

**Geometry B**

Thank you, that helped and x is 3
*February 3, 2015*

**Geometry B**

What is the value of x in the proportion: (x-1)/5 = (4x + 2)/35 How do I go about getting this solved?
*February 3, 2015*

**Algebra I**

A model rocket is launched from a roof into a large field. The path of the rocket can be modeled by the equation y = –0.02x2 + 2.3x + 6, where x is the horizontal distance, in meters, from the starting point on the roof and y is the height, in meters, of the rocket above ...
*January 25, 2015*

**business math**

It costs $5,600 to manufacture a Jet Ski. If the desired percent markup based on cost is 48%, how much should each Jet Ski sell for?
*January 23, 2015*

**Math**

Yukio and his 5 friends want to keep in touch during winter vacation. If they each speak to everyone in their group once during the week, how many calls will be made?
*January 19, 2015*

**math**

hey umm what is 2.4*-0.39
*January 11, 2015*

**GEOMETRY**

The sum of the measures of two exterior angles of a triangle is 264o. What is the measure of the third exterior angle? • 84o • 96o MY ANSWER?? • 112o • 124o
*December 18, 2014*

**Algebra B PLEASE HELP**

Thanks so very much
*December 4, 2014*

**Algebra B PLEASE HELP**

I can't figure this out, please help... A company invests $15,000.00 in an account that compounds interest annually. After two years, the account is worth $16,099.44. Use the function in which r is the annual interest rate, P is the principal, and A is the amount of money ...
*December 4, 2014*

**Algebra B**

I can't figure this out, please help... A company invests $15,000.00 in an account that compounds interest annually. After two years, the account is worth $16,099.44. Use the function in which r is the annual interest rate, P is the principal, and A is the amount of money ...
*December 4, 2014*

**math**

A test consists of 120 questions. Each correct answer, each wrong answer and unanswered question in the test carry 1 Mark, 0.5 Mark and 0.25 Mark respectively. Find the maximum number of questions that the candidate could have answered wrongly in the test, if he scores 50 ...
*November 18, 2014*

**math**

Thank you.
*November 17, 2014*

**math**

A three- digit number is eleven times the two-digit formed by using the hundreds and the units digit of the three - digit number respectively, in the tens and units place of the two - digit number. If the difference between the digit in tens place and the digit in hundreds ...
*November 17, 2014*

**Math**

141.2 feet
*November 11, 2014*

**math**

tickets to a play cost 3 dollars a child and 5 for adults. theater wants at least 1500 in sales. find intercept and describe what each one represents?
*November 6, 2014*

**english**

What do classical Greek and Roman myths, Norse myths, Native American myths, African myths, and Asian myths have in common? How do they differ?
*October 22, 2014*

**ENG290**

I am to create a timeline that illustrates the history of children's literature in western culture using five key milestones of children's literature. CAN YOU PLEASE HELP
*October 21, 2014*

**statistics**

A researcher is interested in determining whether acupuncture affects pain tolerance. An experiment is performed in which 15 students are randomly chosen from a large pool of university undergraduate volunteers. Each subject serves in two conditions. In both conditions, each ...
*October 17, 2014*

**Geometry**

I really appreciate your help with the symbol meaning. I will use it from now on. You have always been a great help.
*October 14, 2014*

**Geometry**

I can't get the symbols to work so ignore the question.
*October 14, 2014*

**Geometry**

Name the Property of Congruence that justifies this statement: m¡ÏA + m¡ÏB = m¡ÏC, then m¡ÏA = m¡ÏC ¨C m¡ÏB Transitive Property Symmetric Property Reflexive Property none of these
*October 14, 2014*

**Geometry**

I see I can't copy and paste so it won't help me.
*October 14, 2014*

**Geometry**

Name the Property of Congruence that justifies this statement: m¡ÏA + m¡ÏB = m¡ÏC, then m¡ÏA = m¡ÏC ¨C m¡ÏB. Transitive Property Symmetric Property Reflexive Property none of these This confuses me...
*October 14, 2014*

**Geometry**

Thanks much, I did figure it out and appreciate your explanation.
*October 14, 2014*

**Geometry**

If /BC bisects ÚABD, and ÚABC = 5x + 11, ÚCBD = 10x − 4, then find x. 5 3 1 2 I am having trouble with this one, please help.
*October 14, 2014*

**Geometry**

Yes, thanks -- sometimes I just need another brain to back me up.
*October 14, 2014*

**Geometry**

Use the Law of Detachment to draw a logical conclusion from the two given statements. If not possible, choose not possible. If you drive safely, then you can avoid accidents. Teddy drives safely. Teddy avoids accidents. If Teddy avoids accidents, he must drive safely. (my ans...
*October 14, 2014*

**GEOMETRY**

Which shows a true conditional with a correctly identified hypothesis and conclusion? (1 point) If it is raining, then the humidity level is 100% . Hypothesis: The humidity level is 100%. Conclusion: It is raining. I hate humidity, except when it rains. Hypothesis: I hate ...
*October 13, 2014*

**ENGLISH**

Thank you
*October 10, 2014*

**ENGLISH**

SVA I think.
*October 10, 2014*

**ENGLISH**

Correct sentence pattern... Traditional gas-powered cars are harmful to the environment. S-V-O -- my ans?? S-V-IO S-V-N S-V-A
*October 10, 2014*

**Geometry**

How do I solve this? Complete the two-column proof. Given : 11x – 6y = –1; x = 8 Prove: 89/6= y 11x – 6y = –1; x = 8 88 – 6y = –1 –6y = –89 y = 89/6 89/6= y • a. Given; b. Symmetric Property of Equality; c. Subtraction Property of ...
*October 9, 2014*

**Algebra**

Yes, after refiguring it. Thanks
*October 7, 2014*

**Algebra**

A ball is thrown into the air with an initial upward velocity of 45 ft/s. Its height (h) in feet after t seconds is given by the function h = –16t² + 45t + 6. After about how many seconds will the ball hit the ground? (1 point) 3 4 My ans?? 5 6
*October 7, 2014*

**Algebra II**

Thank you, and found it was the first one.
*October 6, 2014*

**Algebra II**

12. A sphere has a radius of 4x + 1. Which polynomial in standard form best describes the total surface area of the sphere? Use the formula S = 4 r2 for the surface area of a sphere. (1 point) 64 x2 + 32 x + 4 64 x2 + 16 x + 4 *my answer 4 x2 + 32 x + 64 4 x2 + 4
*October 6, 2014*

**Algebra II**

What is the factored form of the expression? r2 – 49 (r – 7)(r + 7) * my answer (r + 7)(r + 7) (r – 7)(r – 7) (r – 7)(r + 9)
*October 6, 2014*

**Geometry**

Thank you so very much. This can be confusing to me.
*September 30, 2014*

**Geometry**

So it would be Money does not grow in trees?
*September 30, 2014*

**Geometry**

Believe it or not this is a geometry question... What is the hypothesis of the given statement? If money grows in trees, then you can be rich. Money grows in trees.(my answer???) You cannot be rich. Money does not grow in trees. You can be rich.
*September 30, 2014*

**Career Exploration**

Faith likes to cook at home and buys lots of specialized pans and gadgets for her kitchen. Faith's cooking equipment falls into which budget category? (1 point) • food • entertainment MY ANSWER• health care • other
*September 29, 2014*

**Algebra II**

found the right answer -- the last one.
*September 29, 2014*

**Algebra II**

4. The radius of a cylinder is 3x – 2 cm. The height of the cylinder is x + 3 cm. What is the surface area of the cylinder? 2spi (3x2 + 10x – 8) 2 pi (12x2 + 7x-2) 2 pi (12x2 -2x +13) 2 pi (12x2 -5x -2)* my answer??
*September 29, 2014*

**Physics**

Which of the following are the correct units for mass? Tons, u, g, slugs, dyn, lb, oz, kg I put g, slugs, and kg but got it wrong. What part do I have wrong?
*September 28, 2014*

**Geometry**

I keep getting the same answer but it is wrong. How do I work this? M is the midpoint of AB. The coordinates of A are (-4, -2) and the coordinates of B are (9,-6). What are the coordinates of M?
*September 28, 2014*

**Algebra 2**

We have opposing answers, can you help? What is the simplified form of (2x2 + 4x – 3)(3x + 1) ? 6x3 + 10x2 – 5x + 3 * 6x3 + 14x + 5x – 3 6x3 + 14x2 – 5x – 3 my answer 6x3 – 10x2 – 5x – 3*
*September 25, 2014*

**Algebra 2**

Thank you
*September 25, 2014*

**Algebra 2**

Am I correct? The radius of a cylinder is 3x – 2 cm. The height of the cylinder is x + 3 cm. What is the surface area of the cylinder? Use the formula A = 2pi r2 + 2 pi rh. 2spi (3x2 + 10x – 8) 2 pi (12x2 + 7x-2) 2 pi (12x2 -2x +13) my answer 2 pi (12x2 -5x -2)
*September 25, 2014*

**Algebra 2**

Thank you so much
*September 24, 2014*

**Algebra 2**

There is a circular garden in the middle of a square yard. The radius of the circle is 4x. The side length of the yard is 20x. What is the area of the part of the yard that is not covered by the circle? Possible answers: 4x(5) other person's answer 8x2(5 – pi ) 16x(25...
*September 24, 2014*

**Algebra**

I am having a hard time getting the right answer for this problem. Two people disagree. Please help... There is a circular garden in the middle of a square yard. The radius of the circle is 4x. The side length of the yard is 20x. What is the area of the part of the yard that ...
*September 24, 2014*

**Algebra**

There is a circular garden in the middle of a square yard. The radius of the circle is 4x. The side length of the yard is 20x. What is the area of the part of the yard that is not covered by the circle? I keep coming up with 4x(5)but I don't think that is right. How do I ...
*September 24, 2014*

**Geometry**

Thank you
*September 18, 2014*

**Geometry**

I have worked this problem several times and get the same answer but it is not the right one, please help... You are tiling a kitchen floor that is 10 ft wide by 4 yd long. How many square yards of tile do you need? 13.32 yd²-- this is my answer 13 yd² 20 yd² 40...
*September 18, 2014*

**Geometry**

Is it the square root of 14?
*September 18, 2014*

**Geometry**

Yes, thank you.
*September 18, 2014*

**Geometry**

Need help on this problem please... What is the distance between P(–4, 3) and Q(6, 1)? Round to the nearest tenth.
*September 18, 2014*

**Geometry Please help**

Thank you
*September 18, 2014*

**Geometry Please help**

36 units, right?
*September 18, 2014*

**Geometry Please help**

I think I got forgotten... What is the perimeter of triangle PQR with vertices P(–2, 9), Q(7, –3), and R(–2, –3) in the coordinate plane? (1 point) 21 units 25 units - ?? 34 units 36 units
*September 18, 2014*

**Geometry**

What is the perimeter of triangle PQR with vertices P(–2, 9), Q(7, –3), and R(–2, –3) in the coordinate plane? (1 point) 21 units 25 units 34 units 36 units
*September 18, 2014*

**Geometry**

I need to know how to work this problem: A 12-ft-by-15-ft rectangular swimming pool has a 3-ft-wide no-slip surface around it. What is the outer perimeter of the no-slip surface? 78 ft 78 ft2 198 ft 198 ft2
*September 18, 2014*

**History 11**

Basically a land owner alllows someone else to live on his land and grow crops, and takes a portion of the crops as rent payment.
*September 16, 2014*

**History 11**

Good question on being positive. Then it has to be more AA could go to school or Sharecropping helped poor blacks own land -- but I am still not sure -- it could be both. I think it is the last one because of the carpet baggers.
*September 16, 2014*

**History 11**

I am not getting a clear answer. I show what I think is correct: Which of the following is a successful result of the Reconstruction? states could limit voting rights in elections more African Americans could go to school segregation kept the races apart or separate – my ...
*September 16, 2014*

**English**

In the poem “Love after Love” by D. Walcott – not sure who self is... In the second stanza, the self is compared to a _________. stranger – my answer? mirror friend meal
*September 10, 2014*

**English 11**

Not sure: Which of the following phrases best defines rhythm? (1 point) Repeated sounds across lines of poetry my answer a poem's cadence, pace, or ongoing momentum A collection of lines in a poem The regular of irregular rhyme scheme in a poem
*September 8, 2014*

**English**

Not sure about this... In the play A Sad Vaudeville, The flagman tells the man it is not his job to ____ answer questions. my answer give directions. issue tickets. give advice.
*September 8, 2014*

**Biology**

Thanks much
*September 8, 2014*

**Biology**

I have tried to look this up but can't find it... The basal metabolism rate can be measured by calculating the amounts of _______________ and ______________. (1 point) nitrogen and carbon dioxide nitrogen and oxygen oxygen and carbon dioxide - my guess oxygen and methane
*September 8, 2014*

**physics **

In our country and in most of other countries ,the Celsius scale is more commonly used . Can you think of a reason for this?
*September 8, 2014*

**math**

Collect the water and electricity bill for your flat in the month of June, July and August- 2014. Construct a double bar graph for it. a) In which month is the consumption of water more? b) In which month is the consumption of electricity less?
*August 27, 2014*

**Public speaking**

An example of an objective test is
*August 23, 2014*

**Matyh**

Victor Malaba has a net income of $1,240 per month. If he spends $150 on food, $244 on a car payment, $300 on rent, and $50 on savings, what percent of his net income can he spend on other things? A. 43 percent B. 300 percent C. 40 percent D. 64 percent PLease don't ...
*July 30, 2014*

**In text citations**

for intext citations for a website in the parenthesis do you put the title of the website and the year you accessed it?
*June 29, 2014*

**Physics **

The diagram shows a weightlifter in the initial stages of his lift. He lifts two 70 kg masses connected to a 10 kg bar. In addition, there are two upward forces : 795N and 810N a. Calculate the total weight that he is lifting? b. Calculate the size of the acceleration of the ...
*June 15, 2014*

**English**

No italicized words.
*May 29, 2014*

**English**

Not sure... Choose the citation that uses the correct MLA capitalization, punctuation, and formatting rules for a book. • Julia Alvarez. In the Time of Butterflies. San Francisco–California Press, 2005. • In the Time of Butterflies by Julia Alvarez. San ...
*May 29, 2014*

**Algebra**

Thank you
*May 21, 2014*

**Algebra**

Need help, I think it is 2/25. Do you have an equation that I can figure it? You choose a marble at random from a bag containing eight brown marbles, six yellow marbles, and one purple marble. You replace the marble and then choose again. Find P(both yellow). • 2/25 •...
*May 21, 2014*

**Algebra**

Thanks much.
*May 21, 2014*

**Algebra**

I think it is 9/10 but not sure
*May 21, 2014*

**Algebra**

A meteorologist says that the probability of snow today is 45%. What is the probability that it will not snow? • 2/11 • 9/10 • 11/20 • 9/11
*May 21, 2014*

**Algebra**

You spin a spinner that has eight equal-sized sections numbered one to eight. Which event is least likely to occur? • The number is even. • The number is less than three. • The number is greater than three. • The number is a multiple of five.
*May 21, 2014*

**Algebra**

What is the probability that a number picked from the set {–4, –3, –2, –1, 0, 1, 2, 3, 4, 5} will be a solution of 2x + 5 > 1? • 20% • 30% • 70% • 80%
*May 21, 2014*

**Algebra**

A website requires a four-digit numerical password in which the digits cannot repeat. How many possible passwords are there? • 24 • 5,040 • 151,200 • 3,628,800
*May 21, 2014*

**Algebra**

the answer is the second one
*May 20, 2014*

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