# Posts by Leigh

Total # Posts: 83

Physics
Amazon is bringing me a box of shark repellent to my small island (about a 10 m diameter). They are going to drop it as they fly overhead. The plane flies 125 m above the ground at a speed of 550 m/s. How far away from my island should they drop my supplies so that it lands on...

algebra
In a movie stunt, a car is driven off a cliff and falls into the ocean 200 feet below. If the car is going 50 feet/second (horizontally) when it goes over the cliff, its horizontal position is described as x = 50 t, where t is the time in seconds. Its vertical position is ...

algebra
solve by elimination method to find an ordered pair. 7x-y=27 x+9y=77

Math

Art last question for today.
It is definatly C i know for sure

SST Alamo
Sam cut a pie into equal slices. There are only three slices left. The angle measure for the three slices is 72degrees. How many slices did Sam cut the pie into?

Language arts
That's what I'm confused about it doesn't make sense it's for the book Johnny tremain chapter two

Language arts
Which of the following passages from the text identifies a key event in the plot A: I'll buy your unexpired time I think between us we could make some fine things you and I B: his feet went out from under him his hands came down on top of the furnace C: by Saturday noon ...

langage arts
It's actually B and D!!! Just took the quick check

language arts
Is the right answers A and d?

STATISTICS
THE DISTRIBUTION OF THE NUMBER OF VIEWERS FOR THE AMERICAN IDOL TELEVISION SHOW FOLLOWS A NORMAL DISTRIBUTION WITH A MEAN OF 29 MILLION AND A STANDARD DEVIATION OF 5 MILLION. WHAT IS YHE PROBABILITY NEXT WEEKS SHOW WILL: HAVE AT LEAST 23 MILLION

Science
Above is all correct except for Number 3 the right answer is mechanical digestion

Geometry
In rectangle PQRS, PR=18x-28 and QS=x+380. Find the value of x and the length of each diagonal.

math
FInd the circumcenter of the triangle (-2,4),(-2,1), (1,-1). Can someone help I'm so confused.

math
the legs of an isosceles triangle have lengths x+1 and -x+7. the base has length 3x-3. what is the length of the base? a. 6 b. cannot be determined c. 4 d. 3

Calc I
Find f '(a). f(x)= sqrt(1 − 6x)

Chemistry
Calculate the mass (in grams) of sugar, C12H22O11, in 166.4 mL of a 1.79 M solution of sugar.

College Algebra
Alfred has just developed a new super ball and you have been asked to test its rebound capabilities. From your experiment you have found if you drop the ball from a height of 250 centimeters the first bounce average is 180 cm. rebound ratio = ? Using this rebound ratio, ...

Physical science
If a ball is thrown straight up at a speed of 24.7 m/s, for how long of a time will it continue to rise before it starts to fall back down?

Math
solve. If 1/4inch equals50miles find the miles represented by 41/2 miles.

calculus
A hot-air balloon is 150 feet above the ground when a motorcycle passes directly beneath it (traveling in a straight line on a horizontal road). The motorcycle is traveling at 40 mph. If the balloon is rising vertically at a rate of 10 ft/sec, what is the rate of change of the...

different question
This is kind of random...but, have they proven which language is the easiest for a native English speaker to learn? Was just wondering... I wonder if it is actually Spanish...

chemistry
You extract the iron from a tablet and dilute that to 600.0 ml in a volumetric flask. You transfer 0.600 ml of this solution to a 75.0 ml volumetric flask and dilute this to volume. When you measure the concentration of this solution, you find that it is 3.78 mg Fe/L (ppm). ...

trig
SOlve over (2,pie) and find the general solution in radians. 2sin3x = square root of 2

math
A company employs six people and plans to select a group of two of these employees to receive advanced training. How many ways can the group of two employees be selected?

finite MAth
1- 4+6+7=17 17-3=14 17!/14! =680

anthropology 101
1. Race: (Points : 1) is a cultural classification that often reinforces stereotypes. *is a scientific classification based on definable genetic differences. provides the basis for a science of humanity. is a way to delineate people’s intelligence. 2. Before colonialism...

Earth Science
Near shore, larger sand and gravel particles are moved along the ocean bottom by ____. a. deposition b. turbulence c. spits d. density currents

Algerbra
The area of a rectangle is 243cm^2. The length is three times greater than the width. What are the dimensions of the rectangle?

math
A 2005 Honda minivan can travel 240 miles in the city on 4 gallons of gas. Find the amount of gas required for 360 miles of city driving. (hint: use a proportion).

algebra
5. 16t2 gives the distance in feet a free-falling object falls in t seconds. 16t2 + 10t gives the distance an object falls in t seconds when it is thrown down with an initial velocity of 10 feet per second. Use this polynomials to: Find how far a quarter thrown down with an ...

algebra
5. 16t2 gives the distance in feet a free-falling object falls in t seconds. 16t2 + 10t gives the distance an object falls in t seconds when it is thrown down with an initial velocity of 10 feet per second. Use this polynomials to: a. Find how far a wallet dropped from the ...

Physics
A radiation worker is subject to a dose of 150 mrad/h of protons for one 40 h work week. How many times the yearly allowable effective dose did she receive?

science
Which is NOT associated with upwelling?

Macroeconomics
. Atlantis is a small, isolated island in the South Atlantic. The inhabitants grow potatoes and catch fresh fish. The accompanying table shows the maximum annual output combinations of potatoes and fish that can be produced. Obviously, given their limited resources and ...

AP Chem
What is the pH of 0.2 M solution of sodium propanoate?

physics
What is the kinetic energy in J of a 66 g tennis ball approaching a tennis racket at 11.9 m/s?

music
Please can anyone help me with a musical puzzle.... I'm looking for hidden GPS coordinates within the musical notation... I know it's Figured Bass...that much I have figured out... I have read up a bit... It must start with 53... That's obvious...

com 155 review
I am supposed to provide five examples of how the reviewer of the movie Burlesque used adverbs and five examples of the use of adjectives. I also need to decide if they used them effectively, why or why not. (yes, I know the last question I will have to decide for myself. The ...

comm 155 continued
I following is a paragraph regarding my experience with credit cards. I now need to bold the nouns and pronouns and underline the verbs. I do not know why, but I am having a hard time with this. Any help please. When I was 18, I received my first credit card. When I first ...

Com 155
Thank you both for your help, I have another problem that I have just posted, any help on it would be appreciated.

Com 155
I following is a paragraph regarding my experience with credit cards. I had to use least five adverbs and five adjectives in my paragraph. I have to bold the adverbs and underline the adjectives, the only problem is I am having a hard time figuring out which are adverbs and ...

Your firm is contemplating the purchase of a new \$869,500 computer-based order entry system. The system will be depreciated straight-line to zero over its 5-year life. It will be worth \$84,600 at the end of that time. You will be able to reduce working capital by \$117,500 (...

Vandalay Industries is considering the purchase of a new machine for the production of latex. Machine A costs \$2,190,000 and will last for 7 years. Variable costs are 38 percent of sales, and fixed costs are \$122,000 per year. Machine B costs \$4,530,000 and will last for 11 ...

Math
'bonnie has b stickers. first, bonnie gave away 1/6 of her stickers. Then Bonnie got 12 more stickers, and she has 47. Write an equation, involving B, the corresponds to this situation"

Statistics
a normal distribution ha am ean of 80 with a standard deviation of 20. what score separates the highest 15% of the distribution from the rest of the score?

grammar
Part III: Revision In this section of the final, revise the sentences provided to correct the grammar errors indicated. (In many cases there will be more than one correct alternative to the sentence provided; credit will be given for all correct answers.) Revise the following ...

Math 12
The mean and standard deviation of a set of data are two measurments that describe the data. A certain student has written 8 out of 10 unit exams, which are equally weighted. The student misses the ninth exam and receives a score of 0. However, for the last exam, the student ...

math 12
The mean and standard deviation of a set of data are two measurments that describe the data. A certain student has written 8 out of 10 unit exams, which are equally weighted. The student misses the ninth exam and receives a score of 0. However, for the last exam, the student ...

math 12
The mean and standard deviation of a set of data are two measurments that describe the data. A certain student has written 8 out of 10 unit exams, which are equally weighted. The student misses the ninth exam and receives a score of 0. However, for the last exam, the student ...

Physics
Two speakers are driven by the same oscillator with frequency of 140 Hz. They are located 4.00 m apart on a vertical pole. A man walks straight toward the lower speaker in a direction perpendicular to the pole. He will hear the minimum in sound intensity twice. How far is he ...

Math
A semi-truck travels on a paved road for 2 hours at an average speed of 20 miles per hour faster than it travels on a dirt road. The time spent on the dirt road is 3 hours. If the entire trip is 200 miles, how fast is the truck traveling on the dirt road?

Accounting
How does budgeting help management make good business decisions?

math
I need help finding the reciprocal of 1/3, (9-4) ?

biochemstry
Acetyl CoA is the answer according to the book, pg 741.

Math
I need help with the first and third quartiles of 15,17,19,22,23,27,31,36,43,44,48,54,57 is the answer 20.5;46 or 20.5;48

Math
What do I do if zero is in a fraction?

What does global implication mean in relation to sole proprietorship, partnerships, corporations, limited liability corporations, joint ventures and franchises?

Math
20% on \$600,000 =

Accounting
13-22 Martin Shoes, Inc. (Planning a Database Using REA and E-R Methodology) Martin Shoes, Inc., manufactures and distributes orthopedic footwear. To sell its products, the marketing department requires sales personnel to call on the shoe retailers within their assigned ...

re-Writeacher,Bobpursley+SraJMcgin
Thankyou so much to all of you for helping me all of your ideas and sites you found have helped me alot. thankyou again. you are all stars!

RE-re teachers
Please could someone help me for my re assignment i need to find 3 reasons why miracles occur and 3 reasons why they don`t occur. ive looked my self but i am struggling thankyou

Geology
Question: "List 2 erosional features and 2 depositional features associated with glaciation." Is "Two erosional features associated with glaciation are truncated spurs and cirques. Two depositional features associated with glaciation are glacial till, and ...

Geology
Question: "List 2 erosional features and 2 depositional features associated with glaciation." Is "Two erosional features associated with glaciation are truncated spurs and cirques. Two depositional features associated with glaciation are glacial till, and ...

Geology
Suppose the shadow zone for P waves was located between 90° and 110°, rather than between 105° and 140°. What would this indicate about the size of the Earth’s core?

religion.. (is this correct.)
It would depend on the religion and where you live! People claiming to be Christian did do some bad things... but then they were strongly misled by the Roman Catholic Church or they were not true Christians. Islam today teaches to kill as it did hundreds of years ago. WHile ...

religion
Christianity did depend on prophets BC, but after Christ had died at the beginning of AD God began speaking to anyone and working through others- fishermen, carpenters, and tax collecters. Now, the Christians can read the parts written by ordinary people

English
WHy would it have to be about religion? SOmetimes it was, which was not good representation of either religious party, but it shouldn't be and it isn't always the cause

com 220
Students should follow the steps in Finding, Evaluating, and Utilizing Information to complete a general search for reliable sources: (1) What is the purpose and affiliation of the organization or author related to the article? (2) What are the author’s credentials? (3) ...

SraJMcGin
thankyou so much for you help . it was a big big help !

ICT YEAR 8
i need to find the definition and if possible give an example of the following words:- search engine , advanced searched , isp , hyperlink , intranet , favourites , history , attachment , groups. 2) what 4 things are needed to access the internet? thanks so much for all your ...

speech
what is perception?

speech
what are the seven types of nonverbal communication? 1- posture and gesture 2- face and eyes 3- touch 4- clothing 5- distance 6- time 7- ???????

speech
how does your own nonverbal communication affect you while speaking to a qroup?

speech
how can language be a barrier in a situation? How can language be beneficial in a situation?

College Algebra
Find a record breaking temp. for a city. Include name of city, temp., and record broke. Give the formula for converting degrees F. to degrees C. Using the formula show how to convert to degrees C. Part 2) Find real life application of a linear function. State the application, ...

DrBob222
Thank you very much. I appreciate it a lot.

Physics
When a certain material is illuminated with visible light, electrons jump from lower to higher energy states in atoms of the material. When illuminated by ultraviolet light, atoms are ionized as some of them eject electrons. Why do the two kinds of illumination produce such ...

Physics
Since an absorbing gas reemits the light it absorbs, why are there dark lines in an absorption spectrum? That is why doesn't the reemitted light simply fill in the dark places?

Physics
A lamp fimament is made of tungsten. Why do we get a continuous spectrum rather than a tungsten line spectrum when light from an incandescent lamp is viewed with a spectroscope?

Physics
Why doesn't a neon sign finally run out of excited atoms and produce dimmer and dimmer light?

Physics
Ultraviolet light causes sunburns, whereas visible light, even of greater intensity, does not. Why?

la
what are possive pronouns

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