Friday

October 9, 2015
Number of results: 15,045

**math**

is a rectangle a parallelogram is a square a parallelogram is a square a rhombus is a trapazoid a parallelogram___________-______ p.s yes or no 5+5= 10 I will be happy to critique your answers. 6/8-6/9=
*August 22, 2006 by michael*

**math**

which of the following have congruent diagonals? square rhombus parallelogram rectangle i believe the answer is the square and rectangle.
*March 16, 2009 by Anonymous*

**Math**

A Quadratic Word Problem 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.
*January 4, 2013 by LP*

**Algebra**

The deck around a swimming pool has the same width all the way around. The perimeter of the pool is 50m. The outside perimeter of the deck is 74m. What is the width of the deck
*June 10, 2013 by Jenna*

**math**

a swimming pool has an area of 40 square metres and a perimeter of 26 metres what is the length and width of the swimming pool and is it possible for a pool to have the same area but a larger perimeter?
*April 11, 2015 by eric*

**A Geometry ?**

Given that two sides of a triangle are 20 and 66. Find the range of possible measures for the third side, s. a. 20<s<66 b. 46<s<86 c. 20<s<86 d.46<s<66 If you could tell me how to do this problem, i could do my next four. In the extreme cases, the ...
*June 18, 2006 by Ali*

**Physics**

A ball with a radius of 1 centimeter starts rolling down a ramp. The acceleration of the ball is 2 m/s^2. What is the angular speed of the ball after 1 second?
*December 5, 2012 by Taylor*

**math helpp!!!**

Bernie put in a garden in her back yard. The garden has a perimeter of 265 feet. She wants to know the total surface area of the garden and all she knows is the perimeter and that the width is 20% or (1/5) of the length. (Remember 20% and the fraction 1/5 is the same decimal ...
*December 13, 2012 by Kate*

**math quick help**

Bernie put in a garden in her back yard. The garden has a perimeter of 195 feet. She wants to know the total surface area of the garden and all she knows is the perimeter and that the width is 20% or (1/5) of the length. (Remember 20% and the fraction 1/5 is the same decimal ...
*December 17, 2012 by erin*

**algebra**

The temperature F, in degrees Fahrenheit, that corresponds to a temperature C, in degrees Celsius, is given by the equation F = (9/5)C + 32. If you graph this equation for 0 < (the sign has a _ below it to mean or equal to) C < (the sign has a _ below it to mean or equal...
*February 12, 2012 by Lucy needs help now*

**Geometry**

a rhombus has an area of 165 square units. Of the lenght of one of its diagonals is 15 units, find the lenght of its other diagonal
*April 8, 2011 by joy*

**Geometry**

In the accompanying diagram of rhombus ABCD, diagonal BD is drawn and measure of angle C = 50 degrees. find measure of angle ADB
*November 24, 2011 by Anonymous*

**Geometry**

The base of a right prism 50 inches high is a rhombus, with diagonals 30 and 16 inches. Find the total surface area of the prism.
*March 3, 2013 by Gigi*

**Geomtry**

The scissor lift forms rhombus PQRS with PQ= (7b-5) meters and QR= (2b-0.5) meters. IF S is the midpoint of Line RT, what is the length of line RT
*November 4, 2010 by alex*

**math**

The scissor lift forms rhombus PQRS with PQ= (7b-5) meters and QR= (2b-0.5) meters. IF S is the midpoint of Line RT, what is the length of line RT
*November 4, 2010 by alex*

**geometry**

given <1= (and curved on top of = sign), proof that m<1 = m<5. statement reason 1. <1=(with line above<2 given 2. <2 = (with line above = sign)<5 symmetry of property of equality 3. statement blank reason transitive prop. of angle congruence (was given) 4....
*April 7, 2015 by chloe*

**US History**

What political influences shaped the governments of the British Colonies
*October 1, 2013 by Julia*

**Alg. I**

A rectangle has a length of 6x^3 y^2 - 1 and a width of 3xy + 2. The formula for the perimeter of a rectangle is P=2l + 2w, where l is the length and w is the width. What is the perimeter of the rectangle? Simplify your answer.
*February 28, 2013 by Jane*

**Chemistry**

A store owner would like to install a red illuminated sign. However, when she goes to purchase the sign, the list only includes the types of gases used, rather than the colors they produce. Which gas (H, Kr, He, Ne, Xe, or Ar) would you suggest she buy? In lay terms, explain ...
*September 2, 2015 by Anonymous*

**another algebra word problem**

okay guys, just one more word problem. and i don't think this one has any typos in it: The perimeter of a rectangle is 27 cm and its area is 35 square centimeters. Find the length and the wide of the rectangle. i just need help getting it started... Ok P=27cm where P is the ...
*September 12, 2006 by nicole*

**math**

An Engineer is designing a bolt to fit a new machine. The bolt was the shape of a hexagon with a cymetrical hole in its center. The greatest distance across the bolt is 1.25cm, and the depth of 0.5cm. The diameter of the whole is 0.75cm while each side of the bolt has a length...
*February 8, 2009 by hector*

**science**

could someone please crique this algebra x must be the subject 6y = 9 - 3x 3x = 6y + 9 x = 2y + 3 is this correct please Add 3x to each side.Giving 6y+3x=9. Subtract 6y from each side.Giving 3x=9-6y. Divide each side by 3.Giving x=(9-6y)/3. Divide numerator by 3. Giving x=3-2y.
*May 6, 2007 by bex*

**Geometry**

You are presented with a right triangle. The dimension of side a is 2 inches and the dimension of side b is 4 inches. Calculate the dimension of side c. I believe it would be 4.5 inches
*October 4, 2008 by Jen*

**Geometry**

I have to do this web quest table and i just want to make sure that i did this right. please help check this for me! I did this in excel so i marked the questions with my answers with different symbols. it is a little confusing. Probability of 2 randomly chosen angles being ...
*February 2, 2011 by Cheryl*

**CUMULATIVE FREQUENCY**

I ALSO LOOKED AT THAT WEBSITE, AND WAS STILL CONFUSED. MY TABLE HAS A SOCCER SIGN UP TOTAL FOR 3 WEEKS. WEEK ONE HAS 9 PLAYERS, WEEK 2 HAS 13 PLAYERS, AND WEEK 3 HAS 14 PLAYERS...THE NEXT CHART SAYS TO FIND THE FREQUENCY, AND THEN CUMULATIVE FREQUENCY OF THE SIGN UP PER WEEK. ...
*September 29, 2008 by LOGAN*

**solid mensuration**

The base of a right prism is a rhombus whose sides are 12 inch and whose longer diagonal is 15 inch. Find its volume.
*January 22, 2014 by nika*

**Math**

Part 2: Once the tiles were laid, mahogany floor trim was installed around the perimeter of the floor. The trim cost $11.85 per foot. Determine the perimeter of the room and the total cost of the floor trim that was installed
*September 20, 2015 by Student*

**math**

the vertices of triangle abc are A(-2,3) B(10,3) and C(4,10. prove by coordinate geometry that the median to side AB is also the altitude to side BC?
*February 20, 2007 by sean*

**Science**

In a given time, it gets dark a little earlier on the eastern side than on the western side. Why? can some help me???? thank you
*September 20, 2009 by Ryan*

**Trig.**

Theta is 21 deg. The bottom side is 25, with the side opposite from twenty one being represented by x. How do you find x?
*December 20, 2009 by Sam*

**7th grade math**

what is the ratio of a triangle that is 6cm on one side,and 10cm on the other side,and 8cm on the last?
*January 21, 2010 by eric*

**Math**

How do I write a polynomial expression to represent the third side of the triangle? I know one side is 2x-3y and the other is x+2y and P=5x+2y? I am lost.
*August 31, 2011 by Donna*

**Calculus**

Verify the identity. (Left side to right side) {(sinu+sinv)/(cosu+cosv)}=tan1/2(u+v)
*May 2, 2012 by DAS*

**pre calculus**

For a given right triangle, angle A = 61± and side b = 39 feet. What is the length of side c to the nearest foot?
*November 30, 2012 by Kelsey*

**pre calculus**

For a given right triangle, angle A = 61± and side b = 39 feet. What is the length of side a to the nearest foot?
*November 30, 2012 by Kelsey*

**pre calculus**

For a given right triangle, angle A = 61± and side b = 39 feet. What is the length of side a to the nearest foot?
*November 30, 2012 by Kelsey*

**pre cal**

For a given right triangle, angle B = 46± and side c = 30 feet. What is the length of side a to the nearest foot?
*November 30, 2012 by Kelsey*

**geometry**

cuts across on diagnal saves 1/3 distance of longer side what ratio of short to long side
*February 10, 2013 by Anonymous*

**Algebra**

Which of the triangles described in the table is a right triangle? side 1 side 2 side3 q 25 20 15 r 26 20 46 s 25 20 1025 t 25 26 650 I think that it is R
*October 11, 2013 by Steve*

**math **

an ice cube that is 8 cm on each side is melting at a rate of 4 cm^3 per min. how fast is the length of the side decreasing?
*December 9, 2013 by sarah *

**math**

For a given right triangle, side A = 490 ft and side b = 960 ft. What is the measure of angle B to the nearest degree?
*August 2, 2014 by Lee Ann*

**math**

the side of an equilateral triangle measures 5 cm more than the side of a square. if both their perimeters are the same, what are their sides?
*January 13, 2015 by Yuri*

**math**

One side of a square is 5n inches long. Another side is n + 16 inches long. Write an equation by setting these equal and solving for n. How long is a side of the square? One point for finding n and one point for finding the length of the side.
*December 9, 2009 by sabrina*

**geometry**

The endpoints of one diagonal of a rhombus are (0, -8) and (8, -4). If the coordinates of the 3rd vertex are (1, 0), what are the coordinates of the 4th vertex? (7, -12) (7, -8) (-8, -4) (-4, -12)
*January 17, 2012 by debbie*

**Geometry**

The endpoints of one diagonal of a rhombus are (0, -8) and (8, -4). If the coordinates of the 3rd vertex are (1, 0), what are the coordinates of the 4th vertex? (7, -12) (7, -8) (-8, -4) (-4, -12)
*January 17, 2012 by debbie*

**math**

if the width of a rectangle is 5 inches shorter than the length and the perimeter of the rectangle is 80 inches. how do you set up the equation for the perimeter involving only L and how do you solve this in a linear equation algebraically to find the length and the width
*June 16, 2013 by me*

**calculus II**

Suppose R is the region in the plane enclosed by y = x2 and y = 4. a) Compute the perimeter P and area A of R, and then compute the ratio Q = A/P2. Note By squaring the perimeter the ratio becomes independent of the units chosen to measure the region. b) Compute this ratio Q...
*November 23, 2012 by Anonymous*

**Chemistry**

The diameter of a hydrogen nucleus is 1.0 X 10 -3 pm and its mass is 1.67 X 10 -24 g. What is the density of the nucleus in grams per cubic centimeter? Assume the nucleus is a sphere with volume = 4/3pie r3.
*July 4, 2015 by Kristina*

**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 with an inequality sign, is there ever a time when the same value will be a solution to both...
*May 21, 2008 by Anonymous*

**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 with an inequality sign, is there ever a time when the same value will be a solution to both...
*May 26, 2008 by Anonymous*

**area and perimeter**

a farmer wishes to build a fence around a rectangular field and divide it into two equal parts as well.the dividing fence must be parallel to one of the side of the field. you are asked to find dimension of the field of maximum area that you can fence and divide in two equal ...
*February 13, 2014 by malobisa*

**Math**

I'm having some trouble converting square/cubic metric units. Ex: 1500 cu. cm = ? cu. dm? I have this number line thing that helps, and so far I know that you divide by 10 (I think, decimeter is higher than centimeter, yes?), but now what? Thank you!
*May 12, 2009 by Anonymous*

**science**

In Vista and Windows 7, which process allows you to display two documents side by side? A. Click the Windows button, choose Control Panel, and select the Tile Windows Vertically option. B. Right-click the mouse button in a blank area of the taskbar; in the menu option that ...
*August 15, 2012 by Joanna*

**Pre-Calculus**

Solve the triangle. Round to the nearest tenth. B=54deg a=42 c=6.5 1. I found length of b using law of cosine and got 36.2 2. Using side of b, I used the law of sine to get angle A = 28.2 3. I added B+A and subtracted from 180 to get angle C = 127.8 which DOES NOT make sense ...
*December 7, 2009 by Vincent*

**Math**

suppose that a given quadrilateral is a kite with no right angles. which of the following is possible A: the quadrilateral is a rhombus B: the quadrilateral has congruent diagnols C: the quadrilateral is a trapezoid D: None
*January 30, 2010 by Anonymous*

**science**

Earth's diamter is about 13,000 kilometers. If a globe has a diameter of 0.5 meter, write the globes scale as a ratio. What distance on earth would 1 centimeter on the golbe repersent?
*February 20, 2011 by linda*

**science**

As mentioned before, our asteroid is in the shape of a sphere and has a mass of 2000 kilograms. Determine the density (in grams per cubic centimeter) of this asteroid if its diameter is known to be 1.2 meters.
*October 11, 2014 by stacy*

**math**

the length of a rectangle is 5 ft more than twice the width. a)if x represents the width of the rctangle, represent the perimeter of the rectangle in terms of x. b) if the perimeter if the rectangle is 2 ft more than eight times the width of the rectangle, find the dimensions ...
*September 12, 2009 by anthony*

**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 euation? If you replace the equal sign of an equation with an inequality sign, is there ever a time when the same value will be a solution to both ...
*September 28, 2009 by Kellie*

**math**

The area of a rectangle is 100 sq. in. The perimeter of the rectangle is 4o in. A second rectangle has the same area but a different perimeter. Is the second rectangle a square? Explain why or why not.
*February 25, 2010 by Anonymous*

**math**

the perimeter of a rectangle is twice the sum of its length and its width. the perimeter is 40 meters and its lenth is 2 meters more then twice its width. what is the length?
*April 4, 2011 by help fast please!!!*

**math**

the perimeter of a rectangle is twice the sum of its length and its width. the perimeter is 40 meters and its lenth is 2 meters more then twice its width. what is the length?
*April 4, 2011 by help fast please!!! help help help *

**geometry**

If the length of a rectangle is twice its width, w, write an expression to represent the perimeter of the rectangle. If the perimeter of the rectangle is 72 inches, what is the length and width of the rectangle?
*September 6, 2011 by Maddie*

**math**

The width of the rectangle is half its length and the perimeter is 42m.caculate the area of the rectangle.find the width and length of perimeter and area.
*January 12, 2012 by anna*

**geo**

Describe the topography of the interior plains as you would see it if you were driving across the region from west to east to the Trans-Canada highway.
*November 28, 2010 by john*

**Physics**

Simpson drives his car with an average velocity of 45.1 km/h to the east. How long will it take him to drive 153 km on a straight highway? Answer in units of h
*September 8, 2011 by Abby*

**Science**

While traveling along a highway a driver slows from 24 m/s to 15 m/s in 12 seconds. What is the automobile's acceleration? How would I show the work and find this answer?
*October 29, 2012 by Robert*

**math**

The cargo area of the deck of a barge is 60 ft wide. Cargo containers are 7 ft wide, and can be placed side-by-side with a gap of 6 in between them. How many containers may be placed side-by-side on the deck of the barge?
*February 10, 2010 by kim*

**Algebra**

I think I have the correct equation, but can someone please double check and tell me if I am correct. Scenario: Suppose that the width of a rectangle is 5 inches shorter than the length, and that the perimeter of the rectangle is 50. Question: Set up an equation for the ...
*January 3, 2009 by Patrick*

**how would i solve this, math**

Geometry. For the floor plans given in exercise 27, determine whether the side through the points (2,3) and (11,6) is perpendicular to the side through the points (2,3) and (-3,18). # 27 states the following: Geometry. Floor plans for a building have the four corners of a room...
*January 15, 2007 by jasmine20*

**math b**

the vertices of triangle ABC are A(-2,3), B(0,-3), and C(4,1). prove, by means of coordinate geometry, that the median to side BC is also the altitude to side BC.
*May 25, 2009 by jojo*

**Grammar and Composition**

What is a good sentence with the word 'juxtapose'. It means to place close together or side by side, as for contrast. Thanks
*December 28, 2009 by y912f*

**geometry**

the measure of the shorter parallel side of b is 6in and the longer side is 8in, the height of that figure is 10in what is the area?
*February 7, 2010 by debbie*

**science**

Explain why ionic compounds are formed from the left side of the periodic table reacts with nonmetalfrom the right side.
*February 16, 2011 by Philip*

**Algebra**

If the side of a square are lengthened by 7cm, the area becomes 225cm^2. Please help me find the length of the original side! Thank you
*May 5, 2012 by Bailey*

**pre calculus**

For a given right triangle, angle B = 46 degrees and side c = 30 feet.What is the length of side b to the nearest foot?
*November 30, 2012 by Kelsey*

**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 **

520 square yards approximate each side of the garden by the nearest tenth I was thinking I had to divide each side by 9
*September 2, 2015 by Precious *

**geometry**

The perimeter of a triangle, its area, and the radius of the circle inscribed in the triangle are related in an interesting way. Prove that the radius of the circle times the perimeter of the triangle equals twice the area of the triangle.
*April 11, 2010 by sarah A*

**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*

**geometry**

Large triangle (30¢X, 60¢X, and 90¢X), the base is 15 feet. and small triangle (30¢X, 60¢X, and 90¢X) the above two triangle the ratio of the perimeter of the large triangle to the perimeter of the small triangle is ¡Ô3. Determine the area of the small triangle rounded to the ...
*March 28, 2012 by Piggy*

**geometry**

Large triangle (30¢X, 60¢X, and 90¢X), the base is 15 feet. and small triangle (30¢X, 60¢X, and 90¢X) the above two triangle the ratio of the perimeter of the large triangle to the perimeter of the small triangle is ¡Ô3. Determine the area of the small triangle rounded to the ...
*March 28, 2012 by Piggy*

**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*

**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*

**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**

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 *

**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*

**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*