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April 26, 2015

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Number of results: 14,525

chemistry
balance: Al2(CO3)3 --> Al2O3 + CO2 i dont know how to do the reactant side so i can figure out the product side...
January 9, 2013 by simon

MATH
Spencer wants to plant strawberries for his garden. To do this, he has to increase the garden and the fence around it. Spencer decides one side can be twice as big and the other side four times as big. One side measures 7feet long and the other side is 5 feet long. What is the...
December 1, 2014 by KAYLA

Probability
One of two cards is black on one side and white on the other side. The second card is black on both sides. One card is selected at random and the side facing up is black. What is the probability that the other side of the card is white?
January 2, 2010 by Anna

math
The manager turns the restaurants two neon signs on at the same time both signs blink as theyaare turned on. One sign blinks every 9 seconds and one sign blinks every firfteen seconds. How many seconds will they both blink together again?
September 18, 2014 by amber

Math
Suppose that a given quadrilateral is a kite with no right angles. Which of the following is possible? A) The quadrilateral is a trapezoid. B) The quadrilateral is a rhombus. C) The quadrilateral has congruent diagonals. D) None of the above
October 29, 2009 by Becca

math
Karina drew a shape with 2 pairs of parallel sides and no right angles. Which shape could Karina have drawn? A. square B. rhombus C. rectangle D. trapeziod
March 27, 2013 by sarah

science
A ________ is about the size of a dime, the width of a sugar cube, the length of a bee or small bug, or the size of a bean. a) centimeter b) millimeter c) meter d) milliliter e) none of the above a
September 4, 2010 by pam

chemistry
a copper sample has a mass of 44.65 g and a volume of 5.0cm^3. what is the density of copper, expressed as gram per cubic centimeter? can you please write the formula then show the working? thank you really appreciate it
August 27, 2012 by help3

Physics
a 2 centimeter diameter ball of 50 grams rolls at constant velocity across a table. it takes 4 seconds to travel 3 meters. Sketch graph of horizontal position, velocity and acceleration.
December 5, 2012 by Tan

Math
Pythagorean Theorem A rectanglar box is 9 in. wide, 11 in. tall, and 20 in. long. What is the diameter of the smallest circular opening through which the box will fit? If necessary, round to the nearest tenth of a centimeter.
April 1, 2013 by Jane

Algebra
A small painting has an area of 400 cm^2. The length is 4 more than 2 times the width. Find the dimensions of the painting. Solve by completing the square. Round answers to the nearest tenth of a centimeter.
April 9, 2013 by Anonymous

algebra
A small painting has an area of 400 c m 2 . The length is 4 more than 2 times the width. Find the dimensions of the painting. Solve by completing the square. Round answers to the nearest tenth of a centimeter.
May 20, 2014 by Bobby

Math
What is the equation for a graph that is shaped like a "w" but it has no pointy points, it is curvy? thank you
October 9, 2007 by Mike

greece
What factors Shaped the development of Greek Culture, government, and power?
March 10, 2008 by Anonymous

biology
why are animals shaped differently in cooler climates than in warmer ones?
August 21, 2008 by jenna

2nd grade
what is a part of the earth that is shaped in a special way, is that a landform
October 6, 2009 by mike

biology
what are some of the ways in which we can differentiate spores from coccus shaped bateria?
February 10, 2010 by Tom

math
i need help by knowing how to find area with 3 shaped in all please help
January 19, 2011 by Jacqueline

omt101
Draw three differently shaped cross sections of an ellips
March 28, 2011 by Yogesh

math
draw three differentiy shaped cross sections of an ellipsoid
March 30, 2011 by om

statsitsc
b. The graph of a normal distribution is bell-shaped. (True/False)
August 20, 2011 by ann

Math
What is the volume of a cubed shaped box with edges 6 centimeters in length
June 21, 2012 by Misty

chemistry
though water has V shaped,why doesnot it scratch our throat?
January 3, 2013 by sushila

S.S
Were there any key events in Elizabeth Cady Stantons life that shaped her dream for the U.S
March 5, 2015 by anonymous

elementary math for teachers
Suppose that a given parallelogram is not a rhombus or a rectangle. Which of the following can you conclude about this parallelogram? A) It is a square. B) Its angles are not all congruent. C) Its diagonals are perpendicular bisectors of each other. D) None of the above
October 15, 2009 by jen

Radicals w/rational exponents
Could someone please help me with this. Assume nonnegative and simplify. v45 + v80 - 3 v20 I couldn't figure out how to insert the radical sign so the v represents the radical sign. (3v5 + v3)(v2 + 2v5) (v3+ 4v7)2square ans=root of 5 sqrt45 + sqrt80 - 3 sqrt20 sqrt9*5 + sqrt16...
November 14, 2006 by Michelle

geometry
if you have two similar polygons and the scale factor is 3:5 and 12 times square root of 3 is one side, what is the cooresponding side
January 29, 2008 by Anna-Marie

math
if you have two similar triangles and the scale factor is 3:5 and 12 times square root of 3 is one side, what is the cooresponding side
January 29, 2008 by Anna-Marie

Question:8th Grade Algebra
How do you get a variable term from one side of an equation onto the other side? Can I get an example please?
October 28, 2008 by Joy

Business Calculus
An ice cube that is 3 cm on each side is melting at a rate of 2 cm cubed per minute. how fast is the length of the side decreasing?
October 21, 2010 by Joel

maths
a square of 10cm on each side, using the side to forma curve as a radius from each end. find the area from the four arches.
November 13, 2010 by anonymous

math
Tom has somee cubes that are two proudest cm on each side. How many of them will fit into a box that is a cube with each side four cm long?
September 13, 2012 by jake

English - Help!!
1. The sharp rock LACERATED her side as she climbed the side of the cliff. bruised sliced scratched wounded I think it's B? Can someone help?
April 29, 2014 by Sandy East Ward

Algebra
When I asked you about the following problem:Solve 4sqrt(6x-2)>4 The first 4 is outside the square root sign and then (6x-2) is under the square root sign >4. You said to do the following. Divide by 4 to get sqrt(6x-2)>1 For this to happen, 6x-2>1 or x>(1/2) ...
October 19, 2010 by JayLynne-Mathmate please recheck

math
Consider an equilateral triangle with points located at each vertex and at each midpoint of a side. (See picture.) This problem uses the set of numbers {1, 2, 3, 4, 5, 6}. Place one number at each point. Call the sum of the three numbers along any one side (two vertices and ...
October 10, 2014 by al

Math
If one side of a square is increased by 2 inches and an adjacent side is decreased by 2 inches, the area of the resulting rectangle is 32 square inches. Find the length of one side of the square.
December 19, 2012 by LP

MATH
The ratio of the perimeter of triangle KLM to the perimeter of triangle PQR is 5/3 and LM is 4 less than twice QR. Find LM and QR, if Triangle KLM~Triangle PQR. Can someone solve this in ratio and proportion method? Thanks.
November 10, 2010 by Kevin Loed

physics
Simpson drives his car with an average veloc- ity of 49.7 km/h to the east. How long will it take him to drive 150 km on a straight highway? Answer in units of h
October 1, 2013 by alison

physics
A 10000 car comes to a bridge during a storm and finds the bridge washed out. The 700 driver must get to the other side, so he decides to try leaping it with his car. The side the car is on is 24.0 above the river, while the opposite side is a mere 6.80 m above the river. The ...
February 11, 2008 by samantha

Business
You are the chief executive officer of Money Games Inc.(MGI), which has begun to market Borrow & Spend, a video game set in the world of finance. To buy ads, MGI borrows $50,000 from First Savings Bank. On MGI's behalf, you sign a note for the loan and offer its accounts ...
March 15, 2011 by Liz Marie Santana

math 3
elena packed 48 cubes into this box. each cube has edges that are 1 centimeter. how many layes of cubes did elena make?
March 3, 2014 by kimmy plus

math
A metal sphere has a mass of 1 kg. 1 cubic centimeter of this metal has a mass of 4.8 grams. find the radius. how do you work this out?
September 22, 2014 by maya

chemistry
You will be presented with three crystallographic directions drawn in a unit cell. Please write the identity of the direction in the space provided below each picture. Use the correct form of brackets for describing a direction, and leave no spaces between numbers. If you must...
June 1, 2013 by Anonymous

chemistry
You will be presented with three crystallographic directions drawn in a unit cell. Please write the identity of the direction in the space provided below each picture. Use the correct form of brackets for describing a direction, and leave no spaces between numbers. If you must...
June 2, 2013 by A

math
If a bicycle wheel has a diameter of 63 centimeter. During A journey the wheel make a 510 revolution .how many meter does the bicycle travel
January 29, 2011 by peta

chemistry
calculate the volume of 17 M concentrated acetic acid solution that is needed to prepare 100 cubic centimeter of 1 M acetic acid?
September 20, 2011 by mylene

chemistry
calculate the volume of 17 M concentrated acetic acid solution that is needed to prepare 100 cubic centimeter of 1 M acetic acid?
September 20, 2011 by mylene

math
I have a question that says one rectangle has a 3x4 centimeter area. If I make another rectangle, what's the area if the scale factor is 4?
November 22, 2011 by Tre

basic mathematics
if a centimeter represents 25 kilometers on a map, what is the distance in kilometers between two points that are 4.5 centimeters apart on the map?
April 10, 2013 by vanessa

Math
A ball bounces 0.7 of the distance it is dropped. How many bounces will the ball make from a height of 1 meter if a bounce of less than 1 centimeter is to be ignored?
November 13, 2013 by Kristen

living environment
how many small spaces are marked off within 1 centimeter i know 10mm= 1 cm but when i literally count the small spaces, there are nine of them
September 9, 2014 by tom

Math
Merrie is putting away the 1 cubic centimeter blocks. She has a box that is 24 cm by 12 cm by 6 cm. How many cubes can she put away in this box?
April 16, 2013 by Gail

geometry
balloon has a circumference of 23 cm. Use the circumference to approximate the surface area of the balloon to the nearest square centimeter.
May 9, 2014 by Anonymous

Math
The speed limit on a highway is 65 mi/hr. What is this speed in km/hr? Is the correct answer 104 km/hr?
February 25, 2012 by Mandi

Math
The width of a rectangle is fixed at 16 cm. What lengths will make the perimeter greater than 78cm? Would the answer be 23 because 16*2+23*2=78cm or would the answer be 24. Because the perimeter is greater than 78cm
April 8, 2010 by Richard

college math
the speed limit on a local highway is 65 miles per hour. what is this speed in km/hr
June 19, 2012 by Lourane

phiycics
vocity 48 kilometers/mph how long will it take 144 kilometers down the highway
August 28, 2013 by Milo

math
Can anyone help me with dq i week 2Post your response to the following: How do you know if a value is a solution for an inequality? How is this different from determining if a value is a solution to an equation? If you replace the equal sign of an equation with an inequality ...
July 29, 2010 by Norma

Algebra 1.
Factor: 50r^8 32r^2 The caret symbol represents a power. 2r^2(25r^6+16)= 2r2(25r6+16) DrBob222 forgot a minus sign: 50r^8 32r^2 = 2r^2(25r^6 - 16) Then, inside the brackets, you see a difference of two squares: 25r^6 - 16 = X^2 - Y^2 with X = 5 r^3 and Y = 4 You can then ...
January 9, 2007 by Elton

algebra
The width of a rectangle is three fourths the length. The perimeter of the rectangle becomes 50 cm when the length and the width are each increased by 2cm. Find the length and the width. Draw a diagram and convince yourself that the perimeter P=2(L+W) We're told that W=(3/4)L...
September 19, 2006 by summer

Physcis
An object slides without friction in a bowl shaped like a hemisphere. It is released from rest at one edge of the bowl, slides up the other side before stopping right on the edge of the bowl. During which part of this process is the power being delivered by the gravitational ...
June 22, 2011 by Casey

CHEM HELP ASAP!
As a solid, Ag adopts a face-centered cubic unit cell. How many unit cells are present per cubic centimeter of Ag?
September 27, 2012 by Jordan

Algebra
How do you know if a value is a solution for an inequality? How is this different from determining if a value is a solution to an equation? If you replace the equal sign of an equation and put an inequality sign in its place, is there ever a time when the same value will be a ...
April 15, 2008 by will

physics
A diffraction grating is calibrated by using the 546.1 nm line of mercury vapor. The first-order maximum is found at an angle of 17.62 degrees. Calculate the number of lines per centimeter on this grating.
April 12, 2012 by Victoria

functions math
hi can any one please help me solve this question? logbase2x+logbase2 3= 3 i factored the left side but i have no idea what to do with the right side.
December 12, 2007 by mike

geometry
an isosceles triangle on the coordinate plane has side lengths of 8,5,and 5 units. The long side is along the x-acis, find the coordinates of each vertex.
February 3, 2012 by Anonymous

physics
Determine the force required through A for the system to remain in static equilibrium in the horizontal (not moving side to side). The forces at B and C are 40 N and 90 N, respectively
February 12, 2012 by Anonymous

maths
The measure of one side of a triangular field is 4.2 m .if the difference of the lengths of hypotenuse and the other side is 14 m , find the sides of the triangle and its area?
June 4, 2013 by pujita

Physics
A 74.1 kg climber is using a rope to cross between two peaks of a mountain as shown in the figure below. He pauses to rest near the right peak. Assume that the right side rope and the left side rope make angles of 48.0 and 11.16 with respect to the horizontal respectively. ...
October 15, 2012 by LS

math
the base of an isosceles triangle i 5 and its perimeter is 1. the base of a similar isosceles triangle is 10. what is the perimeter of the larger triangle? 1 15 2 21 3 22 4 110
May 7, 2009 by Anonymous

calculus
A Norman window has the shape of a rectangle surmounted by a semicircle. If the perimeter of the window is 30ft, find the dimensions of the window so that the greatest possible amount of light is admitted. I keep screwing up in creating my equation. p = perimeter of window l...
November 20, 2011 by Daniel

math problem
In DABC, what could the 7 shown in the ratio sin A = 7/9 represent? A) the length of the adjacent side of angle B B) the length of the opposite side of angle A C) the length of the hypotenuse of a right triangle D) the length of the adjacent side of angle A I did this as an ...
May 27, 2014 by danielle

Math
Which of the following is the smallest a. one inch b. one centimeter c. one meter d. one kilometer the answer is b
July 30, 2008 by Jennyv

Circle geometry
A chord is 6.0 cm from the centre of a circle of radius 10 cm. How long is the chord to the nearest tent of a centimeter???
April 11, 2010 by Anonymous

Math
Choose the word "rectangle," "square," or "rhombus" to fill in the blank and make the statement true. (If none of the words can be used, then write "none.") A parallelogram is a __________ if and only if its diagonals are perpendicular bisectors of each other.
October 29, 2009 by Becca

Math
Select the geometric figure that possesses all of the characteristics: (1) four equal sides (2) both pairs of opposite sides are parallel (3) it doesn't contain any right angle A) square B) parallelogram C) rhombus D) isosceles triangle I know it's not A or D
April 16, 2013 by Lily

chemistry
You will be presented with three crystallographic directions drawn in a unit cell. Please write the identity of the direction in the space provided below each picture. Use the correct form of brackets for describing a direction, and leave no spaces between numbers. If you must...
June 1, 2013 by nonu

PRE-CALC
Determine the name of the following triangle using the given points: A(5,6), B(-1,-2) and C(-3,2). Be as specific as possible. I used the distance formula and found that AB had a side of 10 BC had a side of 2 sqrt 5 CA had a side of 4 Sqrt 5 I found that since all sides are ...
September 20, 2009 by MUFFY

Math 124
There are several ways you might think you could enter numbers in WebAssign, that would not be interpreted as numbers. N.B. There may be hints in RED!!! You cannot have commas in numbers. You cannot have a space in a number. You cannot substitute the letter O for zero or the ...
September 28, 2011 by Joe

maths
the perimeter of a rectangle is 340 cm.if its length is decreased by 10% and breadth is decreased by 20% .we get the same perimeter.find the length and breadth of the rectangle.
February 9, 2013 by tuhituhi

business law
You are the chief executive officer of Money Games Inc.(MGI), which has begun to market Borrow & Spend, a video game set in the world of finance. To buy ads, MGI borrows $50,000 from First Savings Bank. On MGI's behalf, you sign a note for the loan and offer its accounts ...
September 10, 2012 by Shennell Witcher

Physics
An unstretched spring with spring constant 37 N/cm is suspended from the ceiling. A 3.3 kg mass is attached to the spring and let fall. To the nearest tenth of a centimeter, how far does it stretch the spring?
September 24, 2013 by Jay

geometry
Find side c if side a = 10 inches and side b = 6 inches.
June 15, 2011 by robert

religion
What events and figures have shaped the development of Islam in the United States?
September 27, 2007 by Becca

History
What events and figures have shaped the development of Islam in the United States?
December 18, 2007 by Anonymous

Religion
What events and figures have shaped the development of Islam in the united states?
February 7, 2008 by Meia

Business
What are the ideological influences that have shaped the regulation of the Canadian banking system?
April 10, 2009 by Shane

World History
Describe three ways the Church shaped Medieval life.
July 26, 2009 by Lee

Social
What are three important events that shaped Australia into the nation is is today?
January 26, 2010 by Mic key

Need Help
What events and figures have shaped the development of Islam in the United States?
February 16, 2010 by Devonette

geometry
a pie shaped property is 650.00'X488.00'X405.00', what is the amount of acreage? thanks for the help.
April 19, 2010 by sandy

geometry
if a regular shaped object has a length of 6 cm, a height of 6cm, and a width of 6 cm, what will the volume?
October 18, 2011 by alli

science
do you know the word galaxy shaped like a wheel whithout cured arms
April 19, 2012 by Kandy

science
Describe a process for determining the volume of a small, irregularly shaped object.
February 6, 2013 by teacher1

Alg 1
A triangular-shaped wall has a base of 2x+4 and a height of x+3. The area of the triangle is 56 in^2. What is the value of "x"?
April 13, 2013 by Jane

History
How did issues regarding African Americans equality shaped US 1850-1920?
December 8, 2013 by Ally

Math
How would you find the area of a shape shaped like a candy cane?
January 12, 2014 by Steven

geography
How has Mexico's culture been shaped by conflict among different people?
November 20, 2014 by James

Geography
How has mexico's culture been shaped by conflict among other people?
November 21, 2014 by Connor

Math
Add one to a number, then double the sum, and you get 56. how do i solve it and write it as a equation (x+1)*2=56 1. divide both sides by 2 2. subtract 1 from both sides you get x=27 For all of these questions just remember that when they say "a number" you should think of a ...
January 20, 2007 by Steve

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