# Posts by Megan

Total # Posts: 1,194

**Physics**

Given the following vectors: A = (28, 110°) B = (63, -30°) Determine A + B. Specify the sum as both Cartesian and polar.

**Physics**

A top fuel dragster can complete a quarter-mile (402 meters) in 4.7 seconds. Assuming that the vehicle starts from rest and that acceleration is constant, calculate (a) the acceleration and (b) the final speed of the top fuel dragster.

**algebra**

A Spanish class has a total of 46 students. The number of females is 14 less than the number of males. How many males and how many females are in the class?

**et**

my answer is C

**et**

which of the following statements is a true statement? A) if it is printed or posted on the web, then it is a fact B) websites must go through a validity checker before they can be posted on the internet C) experts constantly check everything on the internet to make sure the ...

**Education Technology**

is it D?

**Education Technology**

What? but I need help

**Education Technology**

Yes. I read them again and A seems like a good answer

**Education Technology**

Ms. Sue im trying. You have been picking on me in the past and im over it. you shouldn't be on this site if you are going to be a bully. You don't even answer questions you just tell students how stupid they are. I don't care if your a teacher because you sure don...

**Language Arts**

@Haley help me with answers?

**Language Arts**

according to "happiness is a charming charlie brown at orlando rep,) how do the technical aspects of the play compare with the performers? A) they do not achieve the same quality B) they are equally as good C) they overshadow them D) they are much more inconsistent I ...

**Math Please Help me**

find the area of the parrallelogram with a base of 372.5 cm and a height of 17.6 cm A) 398.8 cm2 B) 327.8 cm2 C) 13,112 cm2 D) 6,556 cm2 My guess is B but i need help

**Math**

How many 3 letter security codes can be made from the 4 letters A,B,C,D? For example , BAB, and ABB, are two such codes, and DAC is another. Explain

**Language arts**

Thanks Ms. Sue!

**Language arts**

Oh I know! C!

**Language arts**

It is B.

**Language arts**

If you have read this poem or taken this test can you please help me with it?? in "rose pogonias" which type of figurative language is found is line 6 and 7? A)symbol B)metophor C) personification D) simile

**Math**

In 1950 the annual per capita consumption of eggs was 495; that is, the average person ate 495 eggs per year. In 2004 the per capita consumption had dropped to 257. Fill in the blank with a fraction. (Round each annual per capita consumption to the nearest ten.) In 2004 the ...

**Math**

The music teacher would like to have the same number of girls and of boys in the chorus. She finds that 5/8 of the chorus are girls but that if she can get 10 more boys, the chorus will have the same number of boys as of girls. (a) How many students are in the chorus? (b) If ...

**Technology**

Can someone help me write a 5 paragraph essay on microsoft word and how we use it and stuff? if you could that would be amazing! thanks!!

**CHECK THIS LANGUE ARTS THING AS FAST AS YOU CAN!**

I am doing the test now I will post my CORRECT answers when I am done

**Chemistry**

A solution is prepared by pipetting 5.00 mL of 0.0983 molar HCl into a 100.0 mL graduated cylinder, and adding enough water to prepare 50.0 mL of solution. 1.The concentration of this solution is ____________M 2.The pH of this solution is ____________ Because HCl is a strong ...

**Math**

Have you ever been on an airplane and heard the pilot say that the plane would be a little late because it would be flying into a strong headwind or that even though the plane was taking off a bit late, you would be making up time because you would be flying with a tailwind? ...

**Math**

If you are flying to a city 400 miles away, what will be the difference in flight times between flying into a 40-mph headwind and flying with a 40-mph tailwind if the plane's maximum speed with no wind is 160 mph?

**calculus**

A bucket that weighs 4 lb and a rope of negligible weight are used to draw water from a well that is 70 ft deep. The bucket is filled with 44 lb of water and is pulled up at a rate of 2 ft/s, but water leaks out of a hole in the bucket at a rate of 0.2 lb/s. Find the work done...

**calculus**

A cable that weighs 6 lb/ft is used to lift 750 lb of coal up a mine shaft 500 ft deep. Find the work done. Show how to approximate the required work by a Riemann sum.

**Science**

No problem!! Glad that I chould help:)

**Science**

Sorry that I didnt post them sooner the quiz took me awhile

**Science**

Here are the answers to the quiz I promise on my life they are 100% correct 1.B 2.C 3.C 4.D 5.D 6.A 7.B 8.C 9.D 10.C

**Science**

Here are the answers if you areI will post the answer around 12 O clock

**Science**

I think I might be able to help but I have yo do yhe quiz first then I will post the real answer please trust me I am always 100% honest I hate when people lie

**Science**

Thanks Smashleyyy!!!!

**Advanced Functions**

the ferris wheel at an amusement park measures 16m in diameter. the wheel does 3 rotations every minute. the bottom of the wheel is 1m above the ground... a) determine the simplest equation that models Megan's height above that ground(h) over time (t). give 2 more ...

**comsumer math**

9. Your fixed expenses are $1,151.65/month. You saved 4 months' worth in an emergency fund, investing 25% in a savings account at a 3.3% APR and the rest in a 60day CD at a 4.3% APR. How much total interest accrues over 60 days? (1 point) $ 10. What is the difference ...

**english 101**

thanks for help

**english 101**

if they knew that---the answer is knew bc the other side is have+pp am i right?

**english 101**

choose the best word? If they----that the weather was going to be so bad, they wouldn’t have gone to the beach. Were knowing/had known/known/knew my answer is known

**english 101**

sorry bc its passive voice, we use that like was/were+pp

**english 101**

thanks

**english 101**

select your answer? Jf Kennedy was a senator before he --- -- president in 1960. Has elected/was electing/was elected/elected my answer is was elected

**Physics**

When dots are placed on a page from a laser printer, they must be close enough so that you do not see the individual dots of ink. To do this, the separation of the dots must be less than Raleigh’s criterion. Take the pupil of the eye to be 2.9 mm and the distance from the...

**math check answers**

i mean four

**math check answers**

so is three right

**math check answers**

For questions 3 and 4, you will be answering by filling in the blank. Please be aware that your answer must include any commas or decimals in their proper places in order to be correct. The dollar signs have been provided. For example, if the answer is $1,860.78, then you will...

**social studies**

Here are the answers 1.A 2.D 3.A 4.C 5.C 6.C 7.A 8.C 9.C 10.D Trust me I just took the quiz

**input output math**

i need help with the input 4 and output 25, input 5 and output 32

**MATH**

WHAT IS 23.25 ROUNDED TO Im confused but I think it can stay the same or to 30

**Science**

To become more stable an atom that has two electrons in its outer energy level will gain two electrons A.) True B.) False That false correct?

**Social Studies**

Who thought that governments should be headed by philosopher-kings?

**English**

A house down the street and the duplex next door __________ for sale, but the prices __________ too expensive for most people to afford. A is; seem B. are; seems C. is; seems D. are; seem

**Algebra**

If a rectangular solid has a volume of x^3+2x^2+x, what could represent the lengths of the sides? don't have a clue how to start

**PHYSICS**

What is the magnitude of the instantaneous velocity (speed) of a freely falling object 13 s after it is released from a position of rest? Consider the acceleration of gravity to be 10 m/s2 .

**Chemistry**

Zn(s)+HCl(aq)--> ZnCl2(aq)+H2(g) net ionic??

**Physics**

A 500-kg disk-shaped nonrotating satellite gets hit by a 5-g piece of space debris moving at 1 km/s. If the debris buries itself near the satellite’s rim, how rapidly will the satellite rotate after the hit?

**Literature Study**

those arent correct. 10% F ^

**Loan**

In a loan database, there are 60 loans to clients with 18 years of business experience. Also, there are 23 loans made to clients with a High School education. In the database there are 68 loans to clients with 18 years of experience or who have a High School education. How ...

**science**

a muscle such as the heart muscle that does its job without thinking about it

**College Algebra**

Create a piecewise function of the following scenario where Upper D left-parenthesis t right-parenthesis is the total distance walked (in miles) as a function of time t (in minutes): “You begin a walk from your home at a fast pace of 3 miles per hour for 25 minutes. You ...

**Health**

Thanks @chance !!!!! I got 1000000% right

**geometry**

2.5

**science**

How many atoms of carbon are needed to produce 0.45 mol Al? 3C + 2Al2O3 4Al + 3CO2 A. 2.6 × 1026 atoms B. 9.7 × 1024 atoms C. 3.0 × 1022 atoms D. 2.0 × 1023 atoms

**science**

Which of the following is an example of heterogeneous catalysis? A. Ethylene and hydrogen gases are adsorbed onto the surface of a metal catalyst to accelerate the formation of ethane. B. An enzyme catalyzes a biochemical reaction that produces the alcohol and CO2 gas in beer...

**science**

How would the fraction of successful collisions change with an increase in reaction temperature? A. The fraction of successful collisions would decrease. B. The fraction of successful collisions would remain unchanged. C. The fraction of successful collisions would increase. D...

**science**

What order is the radioactive decay of carbon-14, an unstable isotope of carbon? A. Third order B. Second order C. Zero order D. First order

**Math**

How do you solve 4x + 3.0 = -4x + 2.6?

**maths**

approximate the solutions (to three decimal places) of the given equation in the interval square bracket 0, 2π) sin 2x + 1.5 cos x = 0

**calculus**

Find the exact value of the given expression. (tan17pi/12 - tan pi/4) / (1+tan 17pi/12 tan pi/4) can you help with this? i got the answer 1/ squareroot 3

**math**

so would that be tan (8x)?

**calculus**

I did but it isn't one of my answer options. The options are a. (squareroot 3 - 1) / 2 squareroot 2 b. (squareroot 3 + 1) / 2 squareroot 2 c. (- squareroot 3 + 1) / 2 squareroot 2 d. (- squareroot 3 - 1) / 2 squareroot 2

**calculus**

Find the exact value of the given expression using a sum or difference formula. sin 345° Can you help with this? I got 1/4 (squareroot 2 - square root 6)

**calculus**

is c the correct answer?

**calculus**

the months are a. march through september b. april through august c. march through august d. may through september e. april through august i think the answer is c

**calculus**

The monthly sales S (in hundreds of units) of baseball equipment for an Internet sporting goods site are approximated by S = 60.1 − 43.9 cos πt/ 6 where t is the time (in months), with t = 1 corresponding to January. Determine the months when sales exceed 7700 units...

**math**

Use a graphing utility to approximate the solutions (to three decimal places) of the given equation in the interval (-pi/2, pi/2) a. 1 b. –1 c. 1/2 d. 2 e. 0

**math**

Use a graphing utility to approximate the solutions (to three decimal places) of the given equation in the interval square bracket0, 2π) sin 2x + 1.5 cos x = 0 a. x = 1.624, 1.932, 5.776, 5.997 b. x = 1.055, 3.785, 4.652, 5.721 c. x = 1.101, 2.118, 3.982, 5.104 d. x = 1....

**Chemistry**

Given the following three electron configurations: 1s2 2s2 2p5 How many core electrons does this element have? A. 4 B. 5 C. 9 D. 2

**Chemistry**

Don't worry - I figured it out. It is Boron

**Chemistry**

Which of the following atoms would have the highest first ionization energy? A. Li B. Be C. Na D. Mg

**Algebra**

sue can shovel snow from her driveway in 60 minutes. Tom can do the same job in 35 minutes. how long would it take Sue and Tom to shovel the driveway if they work together?

**Math**

find a rational function that satisfies the given conditions vertical asymptotes x=-6,x=7 horizontal asymptotes y=10/9 x intercepts (6,0)

**Chemistry**

Calculate the pH of a buffered solution prepared from 0.25 mol KF and 0.75 HF after the addition of 0.05 mol of NaOH (assume a 1.0 L volume of solution) I get that i need to use two separate ice tables, but i don't really understand how to go about doing that?

**social studies**

I mean a

**social studies**

which of these is an example of entrepreneurs malia starts selling jewelry she made in an online store liam found a summer job walking dogs in his neighborhood pavel worked hard to learn how to speak a foreign language Ophelia took classes in painting and drawing at an art ...

**social studies**

what is the most likely effect on a person's income if he or she has little education and few skills? A. the person's income will vary greatly. B. the person's will earn a high income. C. the person's income will decline over time. D. the person's will earn...

**social studies**

Which of these events would most likely lead to a rise in interest rates for home mortgages? The prices of homes for sale in a certain city rise by a great deal. Many new lenders begin offering home mortgages. Home sales increase greatly for several months in a row. The ...

**social studies**

thank you

**social studies**

1. c 2. b

**social studies**

1.when prices at a high rate, it is called? interest rate net export inflation taxes 2. which of these is not a purpose of money? store of value producers of resources unit of account medium of exchange

**algebra PLEASE HELP ASAP**

1.d 2.d 3.c 4.a

**language arts**

1. c. 3a. c

**language arts**

The passage is The Miracle Worker by William Gibson. Kate. Miss Annie. Annie. No. Kate (a pause). It’s a very special day. Annie (grimly). It will be, when I give in to that. [She tries to disengage HELEN’S hand; KATE lays hers on ANNIE’S.] Kate. Please. I’...

**Math Please Help**

Hi I am doing the quiz and I will post the answers when I am done the will probally be at like 12 o'clock.

**English**

answers someone please!

**Art**

Peggie is right but number 10 is B :):):):):)

**Physics**

A dam 143 m above a hydroelectric generator holds 1.6 x 1015 L of water. If the generator is taken to be at a height of 0 m, how much potential energy is stored in the dam?

**Math**

The answer is not 3. This is how you do it: Vanilla Chocolate Cake Cones - Strawberry Pistachio Coffee Vanilla Chocolate Waffle Cones - Strawberry Pistachio Coffee Vanilla Chocolate Cups - Strawberry Pistachio Coffee This shows that there is 4 outcomes per cone/cups, therefore...

**7th Grade Math**

That is correct :)

**Physics**

A block of weight 3.8 N is launched up a 30 ∘ inclined plane of length 2.20 m by a spring with spring constant 2.40 kN/m and maximum compression 0.10 m . The coefficient of kinetic friction is 0.50. f so, how much kinetic energy does it have there; if not, how close to ...

**Physics**

A car moving at 37 km/h negotiates a 140 m -radius banked turn designed for 60 km/h . What coefficient of friction is needed to keep the car on the road?