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Posts by Jill

Total # Posts: 788

Math
3x-4y=8 5x+3y=23 Based on the above system of 2-equations, which of the following values (x+y) equal? 10, 8, 7, or 5

geometry
Do you use the formula: (n-2)180 / n to find the measure of each arc that corresponds to a side of a polygon? Example: a hexagon (6-2))180/6 = 120 ?

geometry
when do you use the following formula: (n-2)180 divided by n

math
multiply the radius by 2 ( radius X 2 )

geometry
what is the measure of the arc of a regular octagon inscribed in a circle? i think it is 45. am i correct

math
Claire jogs around an oval track and is able to complete one lap in 5 minutes. If she jogs at the same pace for 42 minutes, how many laps would she be able to jog? Write an inequality and find the number of whole laps Claire completes.

English
What is the linking verb in the sentence: I am fond of both kinds of comics.

statistics
10th grade New York public school students taking a standardized English test produced test scores that were normally distributed with a mean of 85 and a standard deviation of 4. Let x be a random variable that represents the test score of a student. Students whose test scores...

geometry
once you find the voume in cubic inches, how do you convert to cubic feet?

geometry
what are the step to find the volume of an aquarium in cubic feet when its height is 25 1/2 inches and its radius 21 inches?

geometry
a rectangular prism has a total surface area of 166mm^2, a height of 4mm, a width of 5mm. what is the length of the prism?

Physics
Calculate the speed a spherical rain drop would achieve falling from 5.00 km (a) in the absence of air drag (b) with air drag. Take the size across of the drop to be 4 mm, the density to be 1.00×103 kg/m3 , and the surface area to be ?r2

geometry
using the slope y-intercert equation, how do you write an equation that passes through point p and is parallel to the line. P(2,4), y = -3x. Is it y = -3x + 10? Thanks

geometry
would it be the same if you divided 3b^2 by 2 to equal 1.5b^2

geometry
the area of a triangle is 27 square feet. its height is three times the length of its base. find the height and base of the triangle. i am unsure of how to set it up, please help

Algebra
You are playing with a pile of beads and notice if you put them in groups of 4 you have 3 beads left over, in groups of 5 you have 4 beads left over and in groups of nine you do not have any left over. What is the smallest number of beads. Left over

Math
A rotating water sprinkler can spray water a distance of 15m. What area of grass can the sprinkler cover?

Math
When two-fifths of a number is increased by 15 the result is 27. What is the number?

Science
30

Language Arts, can anyone check?
Guys, it isn't BDAA or DBAA, please trust me on this one. If you are taking the quickcheck in connexus then it is ABAD I swear it got me a 100%. So please listen.

ENGLISH
i do know three caitlyns, and my brother know at least three kaylas. i do know three caitlyns is underlined and i need to know if it is independenr adverbial adjectival or noun clause? THanks

algebra
Problem reads: y^a multiplied by y^a+2

algebra
simplify: y^a x y^a+2

algebra
how do you add: a^2(ab^3)^2 + b^2(a^2b^2)^2

Math
Find the volume of a sphere with radius 9 yd. A. 3,829.7 yd3 B. 3,052.1 yd3 C. 381.5 yd3 D. 339.1 yd3 the answer is B=3052.1

Math
thanks

Math
A rectangular picture frame measures 4.0 inches by 5.5 inches. To cover the picture inside the frame with glass costs $0.99 per square inch. What will be the cost of the glass to cover the picture? My answer is $21.78 is this right

math
3.47

math
Nancy drove 110 km using 13.5 liters of gas. What was her gas mileage in miles per gallon? A. 3.47 B. 68.2 C. 19.14 D. 20 The answer is D=20 gallons

algebra
is this problem NO SOLUTION. Im unable to solve. x(3-x)=x-(x^2-2x+4)

Are all answers right?
looks right to me, but don't quote me on it :)

Pre algabra
Looking for help on this. Can you help

chemistry
Predict how the compound Calcium Chloride would react to calcium nitrate, silver nitrate, Silver Nitrate + Ammonium Hydroxide,Silver Nitrate + Sodium Thiosulfate?

biology
which occurs during the krebs cycle? 1) breaking down pyruviate 2) capturing light energy 3) creating glucose molecules 4) producing ethyl alcohol ?

MATHS (sets)
A survey was made about two daily newspapers, LOS ANGELES TIMES and THE NEW YORK TIMES, 105 people bought Los Angeles Times, 25 did not buy Los Angeles Times, 95 did not buy New York Times, while 83 bought Los Angeles times but not New York Times. How many people took part in ...

algebra
how do you solve q(x) = 6 - 5x ; 21

finance
The beginning of January 2006, a couple bought a $120,000 house with 10% down and a 30 year mortgage with an annual rate of 6.2%. What are the monthly payments?

MATHS HELP URGENT.pleasee
The area of a triangle ABC is 126 sq.cm. AC=13 cm , BC = 21 cm, what is the length of AB? where, triangle ABC is a scalene triangle

Maths
60 + [9 x 10 - 10] - 100 = 60 + (90 - 10) - 100 = 60 + 80 - 100 = 140 - 100 = 40 ans

computer programming
write a program to print fibonaaci series like 2,1,3,4,7,11,18 up to 10th term using function...end function I did it using SUB..end sub in this way : declare sub series cls call series end sub series a=2 b=1 for p =1 to 5 print a; b a=a + b b=b + a next p end sub How do you ...

Chemistry
A solution containing 22.18 mL of a .1212 M H2CO3 solution is mixed with 17.22 mL of a .1234 M Na2CO3 solution. What is the pH of the final mixture? Ka1 = 6.2x10-7 Ka2 = 4.4x10-11. If you diluted the mixture up to 100 mL, would the pH change? If it does change, what would the ...

Chemistry
Citric acid is a tri-protic acid with a Ka1 =8.4x10-4 Ka2=1.8x10-5 and Ka3=4.0x10-6. calculate the pH at the 2nd equivalence point in the titration of 85.5 mL of a .21 M citric acid solution with .25 M NaOH. Calculate the pH, after 25.8 mL of NaOH have been added. Calculate ...

math
find the slope of the line and a point on the line y-4= x+5 I got that the slope is 9 correct? then how do I find a point on the line?

MATH
THE SUM OF 2 NUMBERS IS 12. FOUR TIMES THE SMALLER IS 1 LESS THAN 1/2 TIMES THE LARGER. FIND THE NUMBERS.

Middle ga state
Rank these bonds from most ionic to Most covalent in character Br-F Ca-F F-F Cl-F K-F

math
How can I show a bar model for this problem? Naomi Macy and Sebastian have 234 stamps in all. Naomi gives 16 stamps to Macy and 24 stamps to Sebastian. Naomi then has 3 times as many stamps as Macy, and Macy has twice as many stamps as Sebastian. how many stamps does Naomi ...

Physics
2 students ride a slingshot. The slingshot catapults 2 students at a time vertically 365 feet in an amount of time proportional to their mass. If 2 small students, each with a mass of 150 pounds were to ride, what would be their respective accelerations, converted to miles per...

algebra
previous question R=ab/a+b. Need to isolate the a. Question reads R equals to: a times b (on top) divided by a plus b Thanks

algebra
solve the given formula for the variable a. r=ab/a+b

english
how do i change this to active voice: The diagrams were left in the classroom for them to study the vocabulary throughout the week.

english
how do i change these three sentences to active voice: 1) the two lessons were the only ones planned so far... would it be: these two lessons are the only ones planned so far 2) although some found the lesson to be hard... 3) this was taught during the second lesson

math
An investment of $1400 earns $80 each year how much must be invested to earn $120 year? $1400/$80=$m/$120 did I set this up correctly? Thank You

math
the ratio of boys to girls is 7:8 How many boys are there in school if there are 968 girls? My answer is 581 boys is this correct??

math
3r+b/a +y =w solve for r would the answer be r=wa-y-b/3

algerbra
1/4(x-h)=p+c solve for x

Biology
what is the scientific meaning to the word foundation?

Chemistry
A technician mixes a solution containing silver nitrate with a solution containing sodium chromate. 2.89 g of precipitate is produced (assume silver chromate). Calculate the mass of silver nitrate present in the first solution. Make sure you have the correct number of ...

Chemistry
Oh I see, thank you!

Chemistry
Why aren't the properties of sodium chloride the same as the elements that compose it?

Physics
13.17 m

Math
What is the absolute extrema of f(x)=sin^2(2x). Intervals [0,pi]

wrighting
now that you're aware of the information at your disposal, describe how it will helpful to you as a you pursue your college degree ? plz help me

math
ok thanks so much

math
Find the product of (2a + 3b)(2a − 3b). A. 4a2 − 6b2 B. 2a2 − 3b2 C. 4a2 + 12ab − 9b2 D. 4a2 − 9b2 plz help

writing or computer
ok umm

writing or computer
about computer stuff i am help my little sis i am so stuck on this

writing or computer
Mla or computer plz

writing or computer
What is the appropriate citation method for your major or course of study? What have you learned about that citation methodology from Lesson Three of this course? Do you think you'll be able to use this citation method effectively to avoid plagiarism? plezs help me i am so...

Art History
What were some propaganda works of art in Baroque and Rococo periods?

acting
how to be come a good sing any tips that will be helpful

acting
Hi i was wonder how to become in actor any idea ? will be helpful

math 8th grade
Face cards are removed from a standard deck of cards and the rest are set aside. two cards are drawn at random from the face cards. once a card is selected, it is not replaced. Find each possibility. P(jack and then king)? P(two black cards) answer 1/2 ?

math
Suppose h(x)=1/\sqrt x for x>0. Does h have an inverse? If so, find h^-1(4).

algebra
Suppose g(x)=4x^2+8x+13. Does g have an inverse? If so, find g^{-1}(25)

Math
5kilometerrace,howlongwillracebetonearesttenthofamile?

geometry
In quadrilateral QRTS, we have QR = 11, QS = 9, and ST=2. Sides line RQ and line ST are extended past Q and S, respectively, to meet at point P. If PS = 8 and PQ = 5, then what is RT?

Chemistry CP
Water has a much higher specific heat capacity than most liquids. Explain in terms of the attractive forces between water molecules.

math
what is set-up for three dollars less than half of $128. ?

math
Aisha invests twice the amount invested the previous month. If she invested $26.25 during the 1st month, how much did she invest during the 6th month?

math
Option A $5.75 for each visit Option B Yearly membership for $99, plus $.50 for each visit write an inequality that can be used to determine the minimum number of times a person would need to visit the gym in a year in order for option B to be less expensive than option A. $5....

math
a traffic sign casts a shadow 6ft long while a mailbox next to it casts a shadow 3ft long. if the traffic sin is 7 ft high how tall is the mailbox

social studies
100% right thanks!!!!!!

geometry
Given five segments of length 2,3,5,8, and 13, what is the number of distinct triangles that can be formed using any three of the segments?

math
When looking at a quilt pattern, how do you describe the minimum number of translation of a square A. There is 16 total squares.

geometry
When looking at a quilt pattern, How do you describe the minimum number of translations of the original pattern A

science
a box weighs 200 N. If you push on the box with a force of 15 N and the box does not move, how much work did you do? A) 0 J B) 15 J C) 15 N or D) 3000J

physics
An ambulance is going away from me @ 40mph with a siren @ 1000Hz.Will I heat a higher or lower frequency

math
Thank you!!

math
Together Marc and Paul have $32 Marc has $4 less than twice the amount Paul has. How much does each man have? How do I set this up -4+2x=32 ??

I did it.. Check Plz?
thanks.

I did it.. Check Plz?
Okay.. Im going with B, Its ryhmes.but then again I was gonna say D. Oh well Im just gonna gonna do it, and hopefully some are right. Because this isnt all the questions. Thanks again

I did it.. Check Plz?
A hat I think, the poem is That Old Straw Sojourner..

I did it.. Check Plz?
@Writeacher Yes. Its "It" Kinda confusing but yes

I did it.. Check Plz?
None.. See I don't really understand how to compare that line to one of the literary devices. eh i give up thanks !

I did it.. Check Plz?
It saw with lucid eyes inhuman, divine Line 12 has an example of a stylistic device. What is that device called? A)allusion B)inversion <--- or A C)satire D)simile ------------------------------------ It’d seen a child die—Depression--a war,Bowed at the bedside of...

Check Answers?
Question 1 of 5 The yellow fog that rubs its back upon the window-panes, The yellow smoke that rubs its muzzle on the window-panes, Licked its tongue into the corners of the evening, Lingered upon the pools that stand in drains, Let fall upon its back the soot that falls from...

Poem
Question 4 of 5 'Hope is the thing with feathers That perches in the soul, And sings the tune--without the words, And never stops at all, 'And sweetest in the gale is heard; And sore must be the storm That could abash the little bird That kept so many warm. 'I'...

English Please.
It had been there when the midwife had announced, ‘You’ve a boy.’ The hat was there when his wife had their second little joy. Why does the author MOST likely choose the words, ‘their second little joy’? A)They had twin boys. B)It expresses that their ...

Algebra
Points A(3,5) and B(7,10) are the endpoints of a diameter of a circle graphed in a coordinate plane. How many square units are in the area of the circle? Express your answer in terms of pi.

physics
In the drawing, the weight of the block on the table is 428. N and that of the hanging block is 195. N. Ignore friction, the mass of the rope, and the mass of the pulley. Find the acceleration of the two block system in m/s2.

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