Tuesday
September 16, 2014

Posts by Kaley


Total # Posts: 44

Math
Shania is having trouble understanding her algebra assignment. To help her understand, she asks Mark why is not equal to . Which of the following responses would be best for Mark to give?
August 5, 2013

Physics
As its volume is doubled from an initial value of 0.088 m3, a sample of gas is held at a constant pressure of 3.4 × 104 Pa by heating. Then, while a constant volume is maintained, the gas is cooled back to its initial temperature. The work that the gas does on the ...
June 21, 2012

Physics
A system performs 349 J of work on its surroundings while losing 133 J of internal energy. Determine the heat transferred to the system during this process.
June 21, 2012

Algebra 2
find all the zeros of the polynomial function F(x)= x^4+4x^3-6x^2-36x-27
March 1, 2012

Math Urgent
Two surveyors with two-way radios leave the same point at 9:00am., one walking due south at 2 mi/hr and the other due west at 5 mi/hr. How long can they communicate with one another if each radio has a maximum range of 10 miles?
September 22, 2011

Algebra
A rectangular plot of ground having dimensions 24 feet by 26 feet is surrounded by a walk of uniform width. If the area of the walk is 104 feet squared, what is its width?
September 21, 2011

Algebra
A boy can row a boat at a constant rate of 5 mi/hr in still water. He rows upstream for 19 minutes and then rows downstream, returning to his starting point in another 13 minutes. What is the rate of the current? What is the total distance traveled?
September 12, 2011

English
I know that 'you' and 'I' are pronouns but are words like 'you're' and 'I'm still classed as perosnal pronouns? thanks
May 8, 2011

Chemistry
How many moles of Mg2+ and NO3- form for each mole of Mg(NO3)2 that dissolves?
November 8, 2010

chemistry
How many H2O molecules are formed when 14 methanol molecules react?
November 8, 2010

Algebra
Indicate in standard form the equation of the line passing through the given points. A(4, 1), B(5, 2)
June 25, 2010

algebra
5/7-3/4=
June 24, 2010

General Chemistry
What is the molarity of a solution produced by dissolving 61 g of KNO3 in a 100 mL volumetric flask?
June 6, 2010

Economics
What will be the outcome to global economics and the condition of man given increasing global birth rates and why?
May 20, 2010

Geometry
What is the ratio of the area of triangle XBY to the area of triangle ABC for the given measuremnts, if XYis similar to AC, and BY=2 and BC=4?
May 17, 2010

Geometry
Is this true or false? Two similar hexagons have area 36 square inches and 64 square inches. The ratio of a pair of corresponding sides is 9/16.
May 17, 2010

Geometry
A circle has a radius of 6 inches. The circumscribed equilateral triangle will have an area of:?
May 17, 2010

Geometry
The shortest side of a polygon of area 196 square inches is 4 inches long. What is the area of a similar polygon whose shortest side is 8 inches long?
May 17, 2010

Geometry
i dont understand this
May 17, 2010

Geometry
One side of a triangle is 15 inches, and the area of the triangle is 90 square inches. What is the area of a similar triangle in which the corresponding side is 9 inches?
May 17, 2010

Geometry
?
May 17, 2010

Geometry
What is the ratio of the area of triangle XBY to the area of the triangle ABC for the given measurements, if XY is similar to AC, and XY=2 and AC=3
May 17, 2010

Geometry
What is he ratio of the area of triangle XBY to the area of triangle ABC for the given measurements, if XY is similar to AC, and BY=3, YC=2 ?
May 17, 2010

Geometry
so 4/9 ?
May 17, 2010

Geometry
i dont seem to understand the concept
May 17, 2010

Geometry
BY=3, YC=2
May 17, 2010

Geometry
What is the ratio of the area of triangle XBY to the area of triangle ABC for the given measurements, if XY is similar to AC?
May 17, 2010

Geometry
A circle has a radius of 6 in. The inscribed equilateral triangle will have an area of: ?
May 17, 2010

Geometry
how would you write it with the root on top divided by another number?
May 17, 2010

Geometry
Two similar polygons have areas of 50 and 100 sq. in. What is the ratio of the length of a pair of corresponding sides?
May 17, 2010

Geometry
The sides of a quadrilateral are 3, 4, 5, and 6. What is the length of the shortest side of a similar quadrilateral whose area is 9 times as great?
May 17, 2010

math
To keep his wigwam
March 2, 2010

Global History
my name is kaley and i try but the material is just confusing sorry :/
February 16, 2010

Global History
How did the Alliances lead to world war 1? How did nationalism lead to world war 1?
February 16, 2010

math
What value of a makes f(x)=X^2 + (a/x) have a) a local minimum at x=2? b) a point of inflection at x=1?
November 28, 2009

calculus
find the points at which the graph of 4x^2 - 4x + 12y^2 -6y = 10 has a vertical and horizontal tangent line. For the vertical only solve for y and for the horizontal only solve for x. I got the deriviative to be: (8x-4)/(-24y + 6). For the horizontal, x = 1/2 For the vertical ...
November 2, 2009

science
Then is it zooplankton and sea anemone?
August 30, 2009

science
Which would be a pair of ecological equivalents? zooplankton andsea anemone salmon and seagull rattlesnake and desert rat elephant and hyena zebra and wild horse
August 30, 2009

9th grade algebra
how to do algebra
April 6, 2009

math
If Sally can paint a house in 4 hours, and John can paint the same house in 6 hours, how long will it take for both of them to paint the house? the answer is 2 hrs and 24 min. How did they come up with that?
March 16, 2009

Literature
All of them are A.
February 5, 2009

Criminal Justice
As a detective with a local law enforcement department, you are one of the first to arrive at the scene of a drive-by shooting, which resulted in the death of a teenage male. The shooting occurred at a corner gas station of a low-income neighborhood. A number of witnesses ...
October 25, 2008

French
i need to learn french
May 20, 2008

math
recall that the acceleartion due to earth's gravity is 32 ft/sec^2. from ground level, a projectile is fired straight upward with velocity 90 feet per second. a. what is its velocity after 3 seconds b. when does it hit the ground c. when it hits the ground, what's the ...
January 6, 2008

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