# Posts by Alexandria

Total # Posts: 78

**social studies**

think you

**social studies**

my second answer that i thought it was is A

**social studies**

i think it is B

**social studies**

"By the rude bridge that arched the flood, Their flag to April's breeze unfurled, Here once the embattled farmers stood, And fired the shot heard round the world." These lines are from a hymn written by Ralph Waldo Emerson in 1837. To what do the lines refer? A. ...

**math**

Draw the graph of Y=Sinx for 0 degrees less than or equal to x less than or equal to 360 degrees State the axis of symmetry period amplitude

**Science**

D. Magma that is low in Silica••

**Algebra 2 b**

30+2x=100

**8th grade pre algebra line segments**

It's asking me to use a grid and lengths of line segments to give a geometric argument but I'm not sure what that means or looks like.

**Math**

1. The sum of the ages of two brothers is 46. The younger brother is 10 more than a third of the older brother's age. How old is the younger brother? 2. You have 59 total coins for a total of $12.05. You only have quarters and dimes. How many of each coin do you have?

**Math**

Winona needs to average 5.8 points from 14 judges to win the competition. The mean score of 13 judges was 5.9. What is the lowest score she can receive from the fourteenth judge and still win? I have no idea. Please help. Thanks

**Math**

I re did the problem and got -d>_ 20

**Math**

My answer is 96 <_ -k

**Math**

15 <_ -k/4 -9 I am confused how to solve this problem. Thanks

**math**

which on is it D or C

**Science Please Check!**

Which statement best explains how the structure of a starch molecule relates to its function? A- A branching structure makes the molecule stronger. B- A branching structure has more chemical bonds than an unbranched structure. C- A branching structure provides many points ...

**Science Please Check!**

Thank you so much! :)

**Science Please Check!**

Which atoms are in all carbohydrates? A- carbon, phosphorus, oxygen B- carbon, nitrogen, oxygen C- carbon, hydrogen, oxygen D- carbon, hydrogen, nitrogen My choice is C. Which type of macromolecule is the sugar fructose? A- protein B- lipid C- carbohydrate D- nucleic acid My ...

**E.L.A. PLEASE CHECK!**

Okay, thank you!! I will look back over the last one and check back over my notes and story.

**E.L.A. PLEASE CHECK!**

Which best describes the conflict and resolution in "The Glass of Milk"? A- The boy is in conflict with the sailors; he resolves the conflict by leaving his ship. B- The boy is in conflict with the woman at the milk bar; he resolves the conflict by forgetting about ...

**E.L.A. PLEASE CHECK!**

Thank you!! :)

**E.L.A. PLEASE CHECK!**

In Langston Hughes's short story "Gumption," of which kind of narration is the following sentence an example: "'You can't live on gumption,' I said, trying to be practical”? A- third-person omniscient B- second-person C- third-person limited...

**E.L.A. PLEASE CHECK!**

Thank you bobpursley, and thank you Ms. Sue!!

**E.L.A. PLEASE CHECK!**

The main purpose of the rising action in a short story is to A- give background information about the characters. B- describe the highest action, or turning point, of the story. C- build interest and suspense. D- answer the reader's questions. My choice is C. In "The ...

**Science**

how are sulfide minerals different from sulfide minerals

**Math**

is 59

**financial alg**

i got 30104, this is still not any of the answer choices....

**geometry**

Prove that if angle DAC is 40 degrees and angle ACD is 35 degrees, then angle BDA is 70 degrees. Write a two column proof showing statements and reasons. My teacher said my answer was wrong because BCA cannot equal 40 degrees because lines DA and C are not parallel, but he did...

**MATH**

9 feet 4 inches

**Chemistry**

If you mix 10 mL of 6M HCl (aq) and 2o mL of 3M NaOH, will the solution be acidic, neutral, or basic?

**Chemistry**

If you mix 10 mL of 6 M HCl (aq) and 10 mL of 3M NaOH, will the solution be acidic, neutral, or base?

**physics**

r cos(angular displacement) =i r sin(angular displacement) =j 3.15m * cos(9.10 rad) = -2.98 3.15m * sin(9.10 rad) = 1.01 (-2.98i+1.01j)m

**Parallelogram Question Writing a Proof**

Thank you for not only answering my question but helping me understand! Thank you I greatly appreciate your help! :)

**Parallelogram Question Writing a Proof**

given: segment SV is parallel to segment TU and triangle SVX is congruent to triangle UTX [the figure has a V on the top left corner, U on the top right corner, X in the middle of four triangles inside and S on the bottom left and T on the bottom right] prove VUTS is a ...

**PARALLELOGRAM WRITING A PROOF**

given: segment SV is parallel to segment TU and triangle SVX is congruent to triangle UTX [the figure has a V on the top left corner, U on the top right corner, X in the middle of four triangles inside and S on the bottom left and T on the bottom right] prove VUTS is a ...

**GEOMETRY PARALLELOGRAM QUESTION PLEASE HELP!**

THANK YOU!!!!!!!!!!!! :) ^_^

**GEOMETRY PARALLELOGRAM QUESTION PLEASE HELP!**

If ON=8x-8, LM=7x+4, NM=x-5, and OL=3y-6, find the values of x and y for which LMNO must be a parallelogram. {O is on the left, N is on top right, L is on bottom left and M is on bottom right} Thank You :)

**Geometry PARALLELOGRAM question?**

If ON=8x-8, LM=7x+4, NM=x-5, and OL=3y-6, find the values of x and y for which LMNO must be a parallelogram. {O is on the left, N is on top right, L is on bottom left and M is on bottom right} Thank You :)

**geogrpahy**

well ms.suei think that the answere will be ...........hmmmmm O_o yo mama !!!!!!!!!!!!!!!!!!!

**Physics**

A ball is thrown horizontally from a height of 19.17 m and hits the ground with a speed that is 4.0 times its initial speed. What was the initial speed?

**Chemistry**

You have two beakers, one filled to the 100-mL mark with sugar (the sugar has a mass of 180.0 g) and the other filled to the 100-mL mark with water (the water has a mass of 100.0 g). You pour all the sugar and all the water together in a bigger beaker until the sugar is ...

**PHYSICS**

A hollow brass cylinder is weighed on a pan balance (kitchen scale) which read in kg. The scale reading is 5.56 kg. The brass cylinder is now removed from the scale and is replaced by a beaker of liquid density 1.56 * 10^3 kg/m^3; the scale now reads 17.50 kg. The brass ...

**Physics**

The question goes like this: The original air-filled apparatus now suffers a temp decrease of 40 degrees C, do the resonant frequencies decrease of increase? Give your reasoning

**Physics**

Temperature decreases (gets colder) resonant frequencies decreases.. WHY?

**Physics**

Thank you so much!

**Physics _ Please please help**

I think it would be; density difference: 8.47 * 10^3 kg/m^3 - 1.56 * 10^3 kg/m^3 = 6.91kg/m^3 Change in weight we have 28.28-17.50= 10.78kg mass/density=volume 10.78/6.91=1.56

**Physics _ Please please help**

It's ok thank you anyway

**Physics _ Please please help**

Not sure but that's how the question goes.

**Physics _ Please please help**

A hollow brass cylinder is weighed on a pan balance (kitchen scale) which read in kg. The scale reading is 5.56 kg. The brass cylinder is now removed from the scale and is replaced by a beaker of liquid density 1.56 * 10^3 kg/m^3; the scale now reads 17.50 kg. The brass ...

**Math**

Members at a yoga school pay $8 per class plus a one-time $90 membership fee. Non-members pay $12 per class. How many classes would a member have to take to save money compared to taking classes as a non-member?

**geometry**

If segment AB is a diameter, AB =10, and measure angle ABC =45, how far is segment BC from the center of circle O?

**Chemistry**

2. what solution can you add to each of the following cation mixtures to precipitate one cation while keeping the other cation in sloution? write complete and net ionic equations for thr precipitation reactons that occur. a) sr+2 (aq) anf Hg+2 (aq) b) ca+2 (aq) and NH4+ (aq) c...

**physics**

An archer shoots an arrow toward a 300 g target that is sliding in her direction at a speed of 2.15 m/s on a smooth, slippery surface. The 22.5 g arrow is shot with a speed of 38.0 m/s and passes through the target, which is stopped by the impact. What is the speed of the ...

**physics**

A 68.0 kg person throws a 0.0450 kg snowball forward with a ground speed of 27.0 m/s. A second person, with a mass of 58.0 kg, catches the snowball. Both people are on skates. The first person is initially moving forward with a speed of 2.50 m/s, and the second person is ...

**physics**

A sledge loaded with bricks has a total mass of 18.9 kg and is pulled at constant speed by a rope inclined at 19.3° above the horizontal. The sledge moves a distance of 19.8 m on a horizontal surface. The coefficient of kinetic friction between the sledge and surface is 0....

**algebra**

It was nice gnawing you and ya' know u guys can just look up the answers on google....

**10th grade**

Consider the following chemical equation: NaOH (aq) + HCl (aq) ® NaCl (s) + H2O (l), the reactant NaOH?

**chem 106**

I cannot find how the wood's metal is incorporated into the automatic sprinkler system?

**chem 106**

What is the chemistry of a fusible alloy, and how is one incorporated into an automatic sprinkler system?

**math**

Neglecting wind resistance,the height,h,in feet, of a sky diver,t,seconds after she junps from an airplane 1,648 above the ground is given by the formula h=-16ft square +1648. If a parachute opens 4.5 seconds after a sky diver leaves the airplane,about how far will she be from...

**english**

wow I have the same assignment. How the hell am I supposed to know how much "pirate talk" they want??? I'm tempted to do the whole entry in "'yer be scurvy ridd'n, land-lubbing dogs!" format >_> Good luck to my teacher on reading my 18 ...

**math**

Use the definition of less than to show each of the following a. 2 < 4 b. 3 < 100 c. 0 < 3

**Chemistry**

I'm having alot of trouble in chemistry. Currently were studying chemical equations and reactions. I would like to know if this is a single or double replacement reaction. 2Li + H2O ---> 2LiOH + H2

**5th Grade-Fractions**

haha no problem

**5th Grade-Fractions**

multiply 2/3 and 33. you should get 66/3 then simplify 22 ounces i think but check it over

**Algebra**

I'm not sure if anyone saw my question yesterday, but here it is again. Even if you can only answer 1 or 2 of the questions, that is fine. I am so confused with the rules of exponents. I know them, but I have a hard time applying them because of all the steps. I was ...

**Algebra**

I am so confused with the rules of exponents. I know them, but I have a hard time applying them because of all the steps. I was wondering if someone would be willing to answer these questions, because I am unsure if my answers are right. x to the third power y to the negative ...

**World History**

Because they were not mass-produced. There were not as many brands, just Fords, so there was less competition for lower prices.

**Algebra**

Does anyone have a Texas Instruments TI-83 calculator, or any other Texas Instruments Graphing Calculators? I am unsure how to graph inequalities with it. Could someone give me a basic guide of what buttons to press? Thanks!!!

**algebra 1**

What is the general form of the equation of the line shown?

**math**

This is Range!

**Algebra**

Can someone check my algebra answers and help me with the problems I don't understand? 1. n^2-n-20/2n^2 times n^2+5n/n^2-25 answer: n+4/2n 2. (2x-6/21)/(5x-15/12) answer: 8/35 3. 5x-3/6 - x+3/6 answer: 2x/3-1 4. 5x/26 - 2x/13 answer: 1x/26 5. 3x^2/9x^5 answer: 1/3x^3 6. (x...

**Calc 4**

the question says to sketch the set of points in the complex plane determined by the follow. absvalue(z-(1-i))=1 this is my idea: absvalue(z-(1-i))= absvalue(z)-absvalue(1-i) absvalue(z)-sqrt(2)=1 absvalue(z)=1-sqrt(2) z=(1-sqrt(2))^2=1-2*sqrt(2)+2=3-2*sqrt(2)= x^2+y^2 then ...

**Math**

the distance between any two bases on a baseball diamond is 90 feet.What is the best approximation for the direct distance from home plate to second base? A baseball diamond's four bases form a square with 90 foot sides. A right triangle is formed by home plate, first and ...

**Generalization essay**

Generalization ideas: All toys made in China contain lead. Mac computers are better than any others. Listening to music loud damages people's hearing. Private schools are better than public schools. All celebrities will become drug addicts. Politicians are untrustworthy. ...

**Chemistry**

I'm having trouble getting the right answer for a problem, I'm hoping that by posting my work someone can help me figure out where I've gone wrong. A two-liter soft drink bottle can withstand a pressure of 5 atm. Half a cup [approximately 120 mL) of ethyl alcohol ...

**Chemistry**

Can you convert density to moles? I am given the density of a substance [0.789 g/mL] but I need to know the number of moles for the equation. You cannot convert density to moles, unless you also know the volume and the molecular formula. (density) * Volume = mass = (# of moles...

**Chemistry**

A basketball is inflated in a garage at 25 degrees Celsius to a gauge pressure of 8.0 psi. Gauge pressure is the pressure above atmospheric pressure, which is 14.7 psi. The ball is used on the driveway at a temperature of -7 degrees celsius and feels flat. What is the actual ...

**pigskingeography**

im just kddding guys !!!!!! love yew guys :] i need help with homework guy :]lzzz

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