
geometry
The sides of a quadrilateral are 3, 4, 5, and 6. Find the length of the shortest side of a similar quadrilateral whose area is 9 times as great.
asked by nolan on August 17, 2012 
Physics
A force of 400N is applied to a brass of length 1.9m and crosssectional area 1.2*10^11, find the extension of the brass?
asked by Bianca on May 17, 2019 
calculus
Find the coordinates of the centroid of the following volume of revolution formed by rotating the area bounded by y^24=x^2, x=0,x=1, And the "x" axis about the "x" axis.
asked by harry on April 11, 2013 
12th grade art
Will someone plz help me. I have looked through website after website and I cant find the right peron. Just like a page address or something or explain about his works and his life. Please and thanks!
asked by steenwick artist composer from the baroque period. on October 5, 2010 
calculus
Let f(x) = (x − 3)−2. Find all values of c in (2, 5) such that f(5) − f(2) = f'(c)(5 − 2). (Enter your answers as a commaseparated list. If an answer does not exist, enter DNE.) C=?
asked by Kate on April 1, 2012 
Physics
A cube weight 15N in air and 20N when totally immersed in water. Find the value of the cube of the density.
asked by KAUNA on February 15, 2017 
mathematics
birdseed cost 25p for 100g.find the cost of a bag of bird seed containing 1kg 300g.
asked by fizz on May 15, 2018 
Calculus
Find the area of the indicated region. We suggest you graph the curves to check whether one is above the other or whether they cross, and that you use technology to check your answer. Between y = x^2 − 4x + 1 and y = −x^2 + 4x − 5 for x in [0, 3]
asked by Diana on August 1, 2016 
math
How to find the area of a regular hexagon with a perimeter of 78 inches and a perpendicular distance of 11 inches from side to center
asked by mary on November 4, 2014 
Algebra
27f(x)=1/4x^22x12. Can you show me how to find the vertex and x intercepts, stepbystep? I tried to put it in standard form, with (1/2x1)^213, but my book said that's not the answer. Thanks!
asked by Erin on November 8, 2009 
geometry
Lines a and b are parallel. Line c is a transversal. Find the measures of all angles formed by a,b, and c, if: one of the angles has measure of 150°.
asked by henry on November 14, 2018 
algebra
The amount of rainfall in January in a certain city is normally distributed with a mean of 4.3 inches and a standard deviation of 0.3 inches. Find the value of the quartile Q1.
asked by steve handson on September 1, 2016 
statistics
25% of the students in an English class of 100 are international students. Find mean, and standard deviation of this binomial distribution
asked by brit on December 7, 2011 
Math
A positive integer is 2 less than another. If the sum of the reciprocal of the smaller and twice the reciprocal of the larger is 5/12, then find the two integers. algebraic expression is: 1/n2 + (2)1/n = 5/12
asked by Sandy on February 16, 2017 
Calculus
The velocity of an object t seconds after it started moving is t(t6). Find the total change in the object's position in the 6th second.
asked by Katie on April 12, 2013 
math
find the volume of the cup. the diameter of the top is 3inches. the diameter of the base is 2inches. the height is 4inches.
asked by meeeeee on May 22, 2011 
Chemistry
Find the theoretical pH of .01M and .05M benzoic acid buffer when 2ml of .1MNaOH was added to each buffer.
asked by Brad on November 1, 2012 
science
you are sledding on a snowcovered hill at a speed of 6 m/s there is a drop that increases your speed to 12 m/s in 4 s. find your acceleration? i need help answer?
asked by dem on October 22, 2012 
Chemistry Class
What is the molality of a solution made by adding 0.145 g of sodium acetate to 119 ml water? How do I find molality?
asked by Trina on November 1, 2012 
Calculus
The velocity of an object t seconds after it started moving is 6). Find the total change in the object's position in the 6th second.
asked by Katie on April 11, 2013 
AP world
I can do research for a thesis on whatever AP World topic I want, but I can't find a favorite. Do you guys have any interesting topics you think would be nice to research?
asked by Sara on August 18, 2015 
Chemistry
Find the pH of 1.0M Na2SO3(aq) solution at 25 degrees Celsius. I am not sure how to start this problem. I started off by doing 1.0M = x/1000 to get x=0.001 but I do not know if this is how to start.
asked by Hannah on April 3, 2012 
Math(A.P)
A person was appointed in the pay scale of $700401500. Find in how many years he will reach maximum of the scale?
asked by Ana...... on December 28, 2016 
calculus
A ball of radius 10 has a round hole of radius 5 drilled through its center. Find the volume of the resulting solid.
asked by Jeff on February 12, 2008 
Algebra
The price of an item dropped to $84 today. Yesterday it was $120. Find the percentage decrease. 12084 36 36/100 0.36?
asked by Malicha on January 21, 2017 
math
using the formula W=33(10.45 + 10sqrtvv (33 T)/22 how do I find the wind chill temperatue for the following given: T=)c, V=15m/sec, T= 10C, V=20m/sec?
asked by Angela on August 9, 2013 
Precal
Find the vertex of y^2 + 4y + 2x +10 = 0. Use completing the square to put the equation into standard form as your first step. Could you show me how to get the vertex? Thanks
asked by Randy on May 6, 2010 
math
The data in the table are linear. Use the table to find the slope. X 2 4 6 8 Y 1258 A. 3/2 B. 3/2 C. 2/3 D. 2/3 Please help me work this out I don't know how to do this kind of stuff. Thank you in advance.
asked by blue on April 25, 2015 
geometry
ind the area of a circle with a radius of 1.2 meters.find the area to the nearest tenth of a square meter?
asked by yuku on February 25, 2010 
Algebra
Two rectangles are similar. The first is 4in. wide and 15in. long. The second is 9in. wide. Find the length of the second rectangle.
asked by Brianna on October 13, 2011 
geometry
The sides of a quadrilateral are 3, 4, 5, and 6. Find the length of the shortest side of a similar quadrilateral whose area is 9 times as great.
asked by callie on September 29, 2010 
math
The volume of a cone is 190 in3. Find a function that models the height h of the cone in terms of its radius r.
asked by monic on October 5, 2012 
Chemisrty
To what volume must 1.0 l of a 6.0 m solution of hcl be diluted in order to prepare a 0.2 m solution? I just need to find wht steps i need to take to get the answer
asked by Jacob on April 27, 2015 
math
find to the nearest minute, all positive values in the interval 0° ≤ θ < 180° that satisfy the equation 2 tan^2 θ  tan θ = 3
asked by Natasha on March 7, 2012 
aig math
the sum of 2 numbers is 35. one number is 2 1/2 times as big as the other number. find the difference between the 2 addends. please show how you got the answer.
asked by lidia on August 16, 2012 
math
Ansell now is 3 times as old as Bert. Five years from now he will be twice as old as Bert is then. Find both ages. how can you translate this problem to linear equation.
asked by joy on July 28, 2010 
physics
A moving object has a kinetic energy of 147 J and a momentum of 22.3 kg·m/s. a) Find the speed of the object. Answer in units of m/s
asked by rachel on May 1, 2014 
Math
Cutting a circle into equal sections of a small central angle to find the area of a circle by using the formula A=pi*r*r
asked by Shubhi on October 22, 2012 
goemetry
can the following formula to find the sum of the interior angles of a polygon be used on a concave polygon? 180(n2) where n= the number of sides
asked by mike on February 24, 2010 
Math
A room measures 450cm by 350cm. Find the side if the largest square tile that can be used to tile without cutting
asked by Brianna on November 20, 2014 
Math
I was to find the sum or difference of each problem: A) 15.6 + 8.305 + 0.4= 24.305 B) 14/3  16/5= 20/15  18/15= 2/15 C) 20.096  42.3 = 22.204 D) 3 1/8 + 4 5/6 = 25/8 + 29/6= 150/48 + 232/48= 82/48. Is this correct?
asked by B.B. on July 6, 2009 
Question
What was the real information for Holocaust Museum and Study Center Contest??? I forgot the name and I tried looking for the information and I couldn't find it.
asked by Lauren on December 17, 2011 
math
Maura maintained a speed of 75mph. Write an equation to find any distance, d,that Maura traveled for any x hrs, x> or =2
asked by cid on March 29, 2013 
mathematics
find the mean and RMS of v=25sin50πt over the range t=0 to t=20ms using integration. i have integrated to: v=cos(50πt)/2π+c but i don't know how to get the mean and rms.
asked by jerome on April 21, 2014 
maths
two towns A and B are 96km apart a is due north of B. town C is 80km from B and is on a bearing of 56 degree from B find distance of town A and C
asked by desai on June 21, 2016 
Calculus
(a) Find dy/dx given that x^2+y^24x+7y=15. (b) Under what conditions on x and/or y is the tangent line to this curve horizontal? Vertical? For part A, I simplifid it to (2x+4/2y+7) For part B,I am confused on what to do?
asked by George on November 7, 2008 
math
A chord subtends an angle of 68 degrees at the center of a circle of radius 200mm.find the chord length.
asked by brenda on June 21, 2016 
MAths algebra
A diagonal of a square parking lot is 75 meters.Find to the nearest meter, the length of a side of a lot
asked by Firdous on April 2, 2013 
algebra word problems
A window is shaped like a rectangle whose perimeter is 294 in. The length is 6 times as long as the width. Find the length
asked by shelia on February 9, 2011 
math's
find the compound interest of principal=rs 12,550, amount=?, rate of interest=9% semi annually, time= 2.5
asked by aryan on November 6, 2015 
thermodynamics
find change in enthalpy and change in entropy when liquid water at 30¡ãc is converted to steam at 40 bar,375¡ãc.
asked by yajju on May 10, 2015 
Three Dimensions/Calculus
Find the general form of the equation of the plane passing through the point and perpendicular to the specified vector or line. P= (2,1,2) which is perpendicular to n=i
asked by Aunna on April 8, 2013 
pre alg.
In a pattern, the # of colored tiles used in row x is 3 to the power of x. Find the number of tiles used in rows a, 5, & 6. i don't get this problem & could use some help...
asked by Anonymous on December 11, 2007 
Math
If you solve this you are officially amazing! "The diagonals of a trapezoid are perpendicular and have lengths 8 and 10. Find the length of the median of the trapezoid."
asked by Sheenybeany on May 19, 2014 
maths
find volume and curved surface area of a cone of radius 6.00cm and perpendicular height 8.00cm
asked by mark on October 16, 2012 
maths
for the curve with equation y=(x^2+1)/(x^24), find (i) the cordinates of the turning point(s) (ii) the equations of the asymptotes (iii) sketch the curve
asked by changaya on October 9, 2013 
maths
for the curve with equation y=(x^2+1)/(x^24), find (i) the cordinates of the turning point(s) (ii) the equations of the asymptotes (iii) sketch the curve
asked by changaya on October 9, 2013 
Math
The capacity of the box is 36000 cubic centimeters. Find the least materials used in making the box if the length is twice its width.
asked by mark on October 12, 2018 
Geometry
Find the surface area of a right octagonal pyramid with height 2.5 yards, and its base has apothem length 1.5 yards.
asked by Bob on December 30, 2010 
math
Find the percent if discount when the regular price for a DVD recorder is $250 and its sale price is $175
asked by Anonymous on March 31, 2014 
calculuc
A rectangular box without a lid is to be made from 12 square meters cardboard. Find the maximum volume of such a box.
asked by daniel on April 17, 2011 
Chemistry
If I am given a titration curve with 3 pKas, pH values of an unknown acid, and volume of base used, how do I find out the concentration of the acid? Thanks.
asked by TA on September 27, 2013 
maths
for the curve with equation y=(x^2+1)/(x^24), find (i) the cordinates of the turning point(s) (ii) the equations of the asymptotes (iii) sketch the curve
asked by changaya on October 9, 2013 
Math
Find the best buy on pasta sauce a. 45 oz for $1.59 b. 1qt 16oz for $1.99 c. 1qt for $1.29 d. 48 oz for $1.79 Is the following set of number a perfect triple 13, 15, 18 yes or no
asked by renee on May 1, 2010 
math
In an isoceles triangle top vertex is twice the of the sum of the base angle.find all the exterior angles of the triangle?
asked by phani yej on March 21, 2017 
maths
Find the total surface area of a solid cone of radius 2√3cm and slanting side 4√3cm
asked by sunkanmi on April 5, 2014 
Math
Find an equation of the line that passes through the given point and has the given slope Express ur answer in slopeintercept form. (8,0), m=3
asked by Tanya on February 18, 2010 
math
a cyclist is travelling with an average velocity of 5.9m/s [w]. what will be his displacement in 1.5 h? please show steps to answerI tried but couldn't find the answer :(
asked by ash on December 1, 2014 
MATHS
a gun is fired at a distance of 24.3km away from man. he hears the sound after 27 second. find the speed of sound at which it travels.
asked by vishal on December 13, 2011 
mathematics : intergration
A particle moves in a straight line through a fixed point O with a velocity (4t)m/s find an expression for its displacement S from this point given that S=S when t=0
asked by Diana on July 6, 2015 
CALCULUS:)
Sketch the region enclosed by the given curves. Decide whether to integrate with respect to x or y. Then find the area of the region. 2y=3sqrtx and y=3 and 2y+2x=5
asked by Brit on August 16, 2011 
math
I have to find d in its simplest form. I have a square that is divided into 2, on one side I have 7 with the check mark and 2, than outside the square I have 30degrees and 60degrees.
asked by Brandi on October 18, 2009 
mathematics :integration
A particle moves in a straight line through a fixed point O with velocity (4t)m/s find an expression for its displacement S from this point given that S=5 when t=0
asked by Diana on July 6, 2015 
math
Find the monthly payment for the loan. (Round your answer to the nearest cent.) $800 loan for 12 months at 10%
asked by buffy on March 17, 2013 
calculus
Sketch the region bounded by the graphs of the algebraic functions & find the area of the region: f(x)=10/x, x=0 , y=2, y=10 I started idk how to keep going y = 10/x for x >x = 10/y
asked by Venne on December 13, 2011 
value
IN PREPARING A RECIPE FOR CAKE ,THE RATIO OF FLOUR TO SUGAR IS 40:3 FIND THE REQUIRED QUANTITY OF FLOUR WITH 18KG
asked by value on August 25, 2016 
Algebra (Normal Distribution)
The mean of a normally distributed data set is 12, and the standard deviation is 2. ___% of the data points lies between 8 and 16. Find the percentage
asked by Farah on July 7, 2015 
science
Forces of 23 N and 41 N act at a point and are inclined at 90° to each other. Find, by drawing, the resultant force and its direction relative to the 41 N force.
asked by norest on June 3, 2016 
Chemistry
For the reaction HCONH2(g) >
asked by Kevin on May 30, 2018 
MATH HELP PLEASE!
Graph these points. Angle DFG has vertices D (–2, 4), F (–3, 1), and G (–1, 2). Find the vertices of the image after the rotation of 180° about the origin.
asked by Izzy on March 27, 2012 
physics
The mass of a solid cube is 1200 g, and each edge has a length of 4.15 cm. Find the density of the cube. Answer in units of kg/m^3
asked by Sid on August 25, 2013 
physics
A car of mass 1200kg travelling @ 72 km/h is brought to rest in 4s and has a deceleration of 5m/s find the distance moved during the deceleration
asked by Luc on August 3, 2011 
physics
a certain hamornic motion has amplitude of 0.7m and a period of 1.3s.find(a)the frequency of oscillation(b)the maximum velocity(c)the maximum acceleration
asked by alex on April 23, 2014 
calculus
Find the volume of the solid obtained by rotating the region bounded by the given curves about the specified axis. y=x2x=y2 about the axis x=–3
asked by gennadiy on February 7, 2008 
algebra 2
Rewrite the radical function g(x)= ^3 √8x+56 +4 to identify the transformations from the parent function's graph f(x)= ^3 √x? Pretty sure you would find inverse but not sure how to do it
asked by kia on November 26, 2017 
Maths
the length of room is twice its breadth. if the area is 242 square meters then find out it's breadth a) 11 b) 10 c) 12 d) 9 show ur workings?
asked by Son huw on June 11, 2019 
math
find thedomain and range of {(7,2), (6,4) (99,)(55)}= evaluate f(x) +3x^24x3at f(x1)= evaluate f(x)= 5x+8 atf(3)= it will be well appreciated of what how and help with these math problems plz thank you
asked by sherri on January 4, 2009 
math
hi i startted the problem below by writing a sigma notation of sigma[(2^(n+1))/((n+1)!)] QUESTION: how do i find the sum of 2+(4/2!)+(8/3!)+(16/4!)+... was my attempt wrong, or how do i go from here? thank you!
asked by kiksy on March 17, 2011 
college algebra
Find equation of each line. write answer in slope intercept form. The line parallel to 3x+2y=9 and contains the point (2, 1).
asked by BJ on April 23, 2010 
Educational Research
: 150 scores on a test are normally distributed with a mean of 92 and a standards deviation of 11.5 1) Find z score corresponding to a score of 69. Show work.
asked by Betty on December 14, 2011 
HISTORY
What were some of the encounters between Europeans and Native Americans? Consider why Europeans came to the New World, what they expected to find, what they actually found, and how the two sides interacted with each other?
asked by Tammy on February 8, 2011 
Math
How do you find the perimeter on a on a what????? what is "integer" in math terms for example 15 steps behind directions say "write an integer to represent each situation"
asked by Jordan on March 29, 2007 
calculus
find the volume of the solid of revolution obtained by revolving the region bounded above by the curve y=f(x) = √16x^2 and below by the curve y=g(x) from x=0 to x=x√2 about the xaxis
asked by help pleaseee on March 4, 2012 
Chemistry
How to find the molarity of NaOH when the given is 0.1803 grams of KHPg/mol molecular w. of KHP is 204.2 9.7 ml NaOH
asked by prince on December 9, 2010 
Micro economics
S(p)= 200+50p D(p)=100025p Find the equilibrium price for t shirts at this concert. What is the equilibrium quantity?
asked by Maria on July 28, 2018 
Geography
Where can I find all the information I need regarding a specific North American State? Example: Florida...What is the State motto, flower, capital etc...
asked by John on November 3, 2009 
Math
Find the possible values of b,h and l for a triangular prism with volume 21 cubic meters. How many ways can you do this? Sketch a diagram of one possible prism.
asked by Anonymous on December 2, 2014 
Math
the sum of the squares of two consecutive integers is 365. find the integers using the quadratic formula. if possible, show your steps! :)
asked by jacob on June 2, 2019 
trig
Find, to the nearest degree, the solution set of 3sin^2x = 5 cosx+1 over the demain {x0 degrees < or = to x which is < 360 degrees}
asked by Clarkney on May 17, 2010 
New here
Hi, I'm in 7th grade and I am new to this site. Could someone please tell me how this site works and also, how do I find out if someone posted an answer to the question I asked? Thank You! Rayne
asked by Rayne on November 2, 2017
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