Thursday

September 3, 2015
Total # Posts: 445

**Geometry HELP**

Using coordinate geometry to prove that the diagonals of a square are perpendicular to each other. Given: Vertices are at A(0,0), B(a,0), C(a,a) and D(0,a) Slope of AC=1; Slope of BD=-1 Type your proof. (someone plz help cuz i don't understand)
*June 10, 2010*

**Geometry HELP**

An isosceles triangle Î”ABC has its altitude at the y-axis and its base at the x-axis. D is the midpoint of segment AC and E is the midpoint of segment CB. Given the coordinates A(-2a, 0), B(2a, 0), and C(0, 2b), determine the coordinates of midpoints D and E. a.)D(...
*June 10, 2010*

**Geometry HELP**

I will Thank you:)
*June 10, 2010*

**Geometry HELP**

What is the equation for a circle with a diameter having the following endpoints: N(0,1) and Q(18,1)? a.)(x - 9)^2 + (y - 1)^2 = 81 b.)(x + 2)^2 + (y - 7)^2 = 56 c.)(x)^2 + (y)^2 = 72
*June 10, 2010*

**Geometry HELP**

Find the area of the parallelogram. (base(s)=10cm, slant/side length(s)=6cm, h=? and the angle measure is 60degrees. a.)15âˆš3 cm^2 b.)30âˆš3 cm^2 c.)15âˆš2 cm^2 I think it's 30âˆš3 cm^2.
*June 10, 2010*

**poetry**

I can't write the whole poem for you or you won't learn anything so is there something specific that you need help with?
*June 10, 2010*

**Geometry HELP**

Thanks:)
*June 9, 2010*

**Geometry HELP**

Find the midpoint of the segment whose endpoints are (0,1) and (-2,3). a.)(1,4) b.)(-1,2) c.)(4,1) I think it's (-1,2)
*June 9, 2010*

**Geometry cheak**

Thanks:)
*June 9, 2010*

**Geometry cheak**

What is the equation of the circle with the center at the origin and with a radius of 9? a.)x^2 + y^2 = 81 b.)(x - 1)^2 + (y - 1)^2 = 18 c.)x^2 + y^2 = 18 I'm pretty sure the answer is: x^2 + y^2 = 81
*June 9, 2010*

**Geometry HELP**

Thanks and I will make sure i use ^ before exponents:)
*June 9, 2010*

**Geometry HELP**

Find the center and radius of the circle with the equation (x - 2)2 + y2 = 5. a.)(2,0), âˆš5 b.)(-2,0), 5 c.)(-2,0), âˆš5
*June 9, 2010*

**Plz Check my Geometry(sOo0n)**

Thanks:)
*June 9, 2010*

**Plz Check my Geometry(sOo0n)**

Out of 30 questions these few I struggled with. I put what I feel was right but to be sure I would like some one to check my answers and if there wrong redirect me on how to get the correct answer.( after the = is the answer i think it is.
*June 9, 2010*

**Plz Check my Geometry(sOo0n)**

1.) Given points A(-4, 5), B(2, 3), C(0, 4) and D(5, 0), decide if AB and CD are parallel, perpendicular or neither. =Neither 2.)Given the equations y = 1x + 7 and y = 3x - 2, decide whether the lines are parallel, perpendicular or neither. =neither 3.) Given the equations y...
*June 9, 2010*

**Geometry HELP**

Find the center and radius of the circle with the equation (x - 2)2 + y2 = 5. a.)(2,0), âˆš5 b.)(-2,0), 5 c.)(-2,0), âˆš5
*June 9, 2010*

**child growth development**

A is correct:P
*June 9, 2010*

**child growth and development**

a. Fetal alcohol
*June 9, 2010*

**math**

This took some work:P (1) 3 quarters (2) 7 dimes; 1 nickel (3) 15 nickels Then it gets tricky: (4) 2 quarters, 5 nickels (5) 2, quarters, 2 dimes, 1 nickel (6) 1 more time to convert 1 dime into 2 nickels (7) 1 quarter, 10 nickels (8) 1 quarter, 5 dimes (9-12) 4 more times to ...
*June 9, 2010*

**Plz Check My Geometry**

oh ok
*June 9, 2010*

**Plz Check My Geometry**

perpendicular
*June 9, 2010*

**Plz Check My Geometry**

Out of 30 questions these few I struggled with. I put what I feel was right but to be sure I would like some one to check my answers and if there wrong redirect me on how to get the correct answer.( after the = is the answer i think it is. 1.) Given points A(-4, 5), B(2, 3), C...
*June 9, 2010*

**Math**

Your Welcome :)
*June 9, 2010*

**Math**

A domain is the set of numbers which are valid values for the independent variable. The range is the set of valid numbers for the dependent variable. The angle of the sun over the horizon over the course of the day would be fairly easy to model. The domain would be the hours ...
*June 9, 2010*

**Geometry HELP**

Thanks:)
*June 9, 2010*

**Geometry HELP**

Rhombus WXYZ has vertices W(1,2), X(4,3), Y(3,0) and Z(0,-1). Find the lengths of diagonals WY and XZ. a.)WY=2âˆš2; XZ=4âˆš2 b.)WY=2âˆš4; XZ=2âˆš2 c.)WY=2âˆš4; XZ=4âˆš2
*June 9, 2010*

**Geography**

here are some notes that may give you some ideas:) *The thickness of the troposphere depends upon a number of atmospheric variables at latitude. The troposphere ranges from a thickness of approximately 5.5 mi (9 km) in the polar regions, to a thickness of approximately 10 mi (...
*June 9, 2010*

**Geometry**

depends on the quantity.
*June 9, 2010*

**Geometry HELP**

yes the angle was 60.
*June 9, 2010*

**Geometry HELP**

Find the area of the parallelogram.( with base(s)=10 and the side length(s)=6cm. I don't know the height or area so how do I get my answer? here are the multiple choice answers. a.)15âˆš3 cm^2 b.)15âˆš2 cm^2 c.) 30âˆš3 cm^2
*June 9, 2010*

**social studies**

Sarah Bagley was a strong supporter of women's rights. She formed the group called the Lowell Female Labor Reform Association, which called for a ten hour workday.
*June 9, 2010*

**Newspaper**

1.) yes, there can be more than one advertisments on one page. 2.) pre-war electronics, malaria cures, business roll lists.
*June 9, 2010*

**Plz Check My Geometry**

Out of 30 questions these few I struggled with. I put what I feel was right but to be sure I would like some one to check my answers and if there wrong redirect me on how to get the correct answer.( after the = is the answer i think it is. 1.) Given points A(-4, 5), B(2, 3), C...
*June 9, 2010*

**Geometry HELP**

Thank you:)
*June 9, 2010*

**Geometry HELP**

Choose the correct slope-intercept form of the following equation and identify the slope and y-intercept. x + 2y = 5 a.)2x + y = 3; m=2; b=3 b.)y = 3x + 2; m=-4; b=0 c.)y = -1/2x + 5/2; m=-1/2; b=5/2
*June 9, 2010*

**Geometry HELP**

Thank you both:)
*June 9, 2010*

**Geometry HELP**

so would the correct answer be a.) 4b/a
*June 9, 2010*

**Geometry HELP**

A line passes through the points K(2a,3b) and R(a,-b). What is the slope? a.)4b/a b.)4ab c.)4a/b
*June 9, 2010*

**Geometry HELP**

Thanks:)
*June 9, 2010*

**Geometry HELP**

Find the line that passes through the point (0, 2) and is parallel to the line y = -7/3x - 4. a.)y = -7/3x + 2 b.)y = 7/3x - 4 c.)y = 3/7x - 4
*June 9, 2010*

**Geometry HELP**

Thanks:)
*June 9, 2010*

**Geometry HELP**

Which of the following lines is perpendicular to the line x + y = 3? a.)3y + 3x = 1 b.)y = x + 1/2 c.)y = -x + 3
*June 9, 2010*

**Geometry HELP**

Thanks:)
*June 8, 2010*

**Geometry HELP**

I'm not sure but I think it's y=3x+7 can someone tell me if I'm right?
*June 8, 2010*

**Geometry HELP**

Write the equation for the line in slope-intercept form:Slope: m=3; Y-intercept: B=7 a.)y - 3 = 7(x - 3) b.)y = 3x + 7 c.)y = 7x - 3
*June 8, 2010*

**Geometry HELP**

Thanks:)
*June 8, 2010*

**Geometry HELP**

I figured out the answer by using the slope intercept formula: y-y1=m(x-x1) y - 4 = 1/3(x - 3)
*June 8, 2010*

**Geometry HELP**

A line has a slope m=1/3 and it passes through the point (3, 4). Find the equation for the line in slope-intercept form. a.)y = 1/3x + 3 b.)y - 4 = 1/3(x - 3) c.)y - 3 = 1/3(x - 4)
*June 8, 2010*

**Geometry HELP**

Thanks :)
*June 8, 2010*

**Geometry HELP**

1.) Given points A(-4, 5), B(2, 3), C(0, 4) and D(5, 0), decide if AB and CD are parallel, perpendicular or neither. 2.)Given the equations y = 1x + 7 and y = 3x - 2, decide whether the lines are parallel, perpendicular or neither. 3.) Given the equations y = 4/3x - 3 and y...
*June 8, 2010*

**Geometry HELP**

Thank you:)
*June 8, 2010*

**Geometry HELP**

Find the slope of the line that contains points (3, 2) and (-3, 6). a.)3/2 b.)Undefined c.)-2/3
*June 8, 2010*

**Geometry HELP**

Thank you:)
*June 8, 2010*

**Geometry HELP**

A line passes through points (x, 7) and (3, 2). The slope of the line is 1/2. Find x. a.)5 b.)13 c.)3.5
*June 8, 2010*

**Math**

Your welcome:)
*June 8, 2010*

**Math**

Well yes, but it would be called a Straight-line equation. They have a simple variable expressions with no exponents on them. If you see an equation with only x and y â€” as opposed to, say x2 or sqrt(y) â€” then you're dealing with a ...
*June 8, 2010*

**Math**

x=k where k is a constant is NOT a linear equation. Linear equations consist of a variable. A constant CANNOT be a variable therefore x=k is NOT a linear equation. Neither is y=k. Linear equations have a slope, if it doesn't then it's not a linear equation.*** All ...
*June 8, 2010*

**math**

Use this formula: height=2*K/base
*June 8, 2010*

**Math**

6^2+7=43
*June 8, 2010*

**english**

Exposition - The exposition starts with the prologue and the first fight setting the stage and the mood of the rivaling families. The prologue states that these two families have been feuding for a long time and that two lovers will die because of it. The fight shows the ...
*June 7, 2010*

**English**

A depressed mood has a side affect of self-consciousness that includes negitive thoughts. self-consciousness is really just self awareness. Hope that helps:)
*June 7, 2010*

**Geometry 10th grade**

If my outcome is correct the perimeter should be 20. I did this by drawing to seperate triangle and labeling each one KLM and JHG. With the information you gave it said that KLM ad JHG are congruent. Then I drew the big triangle and combined them. all together the triangle ...
*June 7, 2010*

**Communication and Gender Studies**

3.) I forgot to mention sexual discrimination!!!
*June 7, 2010*

**Communication and Gender Studies**

I haven't recently witnessed anything serious or anything but I've had friends tell me things: 1.) The ability of girls being able to play "boy" sports is unacceptable to alot of coaches/ schools. 2.) Women being abused if they don't do their "women ...
*June 7, 2010*

**physics**

9.8(2.16/s)=
*June 7, 2010*

**physics**

Try using the velocity formula:(V=velocity, d=distance, and t=time) V=d/t
*June 7, 2010*

**physics**

9.8(30/15)=
*June 7, 2010*

**algebra1**

I can't type in the formula because of the typing options but go to purplemath or mathwarehouse to get help.
*June 7, 2010*

**ss**

2.) The watergate scandal a political scandal in the United States conducted by president Richard Nixon,in the 1970s,In Nixon hired people to break- into the Democratic National Committee headquarters at the Watergate office complex in Washington, D.C. 1.)The outcome was that ...
*June 7, 2010*

**medical coding**

If this is what your talking about, this information should help:) *Use simple language. Clearly communicate what information is being requested. *Provide full details. If a field requires a lengthy description, donâ€™t skimp on details to conserve screen space...
*June 7, 2010*

**ss**

Ronald Reagan
*June 7, 2010*

**Physical Science**

These notes may help:) Light is electromagnetic radiation of a wavelength that is visible to the human eye (in a range from about 380 or 400 nanometres to about 760 or 780 nm).In physics, the term light sometimes refers to electromagnetic radiation of any wavelength, whether ...
*June 7, 2010*

**RE English/Reading Help**

Thank you for helping me:)
*June 7, 2010*

**RE English/Reading Help**

Are these right? "It was all pure white, rolling in gentle undulations where the ice jams of the freezeâ€‘up had formed." "Fifty degrees below zero stood for a bite of frost that hurt and that must be guarded against by the use of mittens, ...
*June 7, 2010*

**ss**

Thurgood Marshall
*June 7, 2010*

**English/Reading 10 HELP**

Are these right? "It was all pure white, rolling in gentle undulations where the ice jams of the freezeâ€‘up had formed." "Fifty degrees below zero stood for a bite of frost that hurt and that must be guarded against by the use of mittens, ...
*June 7, 2010*

**English/Reading 10 HELP**

TO BUILD A FIRE Jack London Day had broken cold and gray, exceedingly cold and gray, when the man turned aside from the main Yukon trail and climbed the high earthbank, where a dim and little-traveled trail led eastward through the fat spruce timberland. It was a steep bank, ...
*June 7, 2010*

**English 10 HELP**

Thanks :)
*June 6, 2010*

**English 10 HELP**

The Dream Keeper Bring me all of your dreams, You dreamers, Bring me all of your Heart melodies That I may wrap them In a blue cloudâ€‘cloth Away from the tooâ€‘rough fingers Of the world. Discuss how certain elements are repeated to make a ...
*June 6, 2010*

**English 10 HELP**

Do you not want to help me or is this a bad question???
*June 6, 2010*

**7th grade**

I do know that a*0=0 because anthing times 0 always sums up to 0.
*June 6, 2010*

**7th grade**

Do any of these math problems say what a or b equal?
*June 6, 2010*

**English 10 HELP**

Ms. Sue why did you say NO?
*June 6, 2010*

**Science**

These notes might help *when the surface of the sea is distributed, waves are produced. waves are seen moving on the surface of water but actually their movement is not extensive and the movement of water from one part of the ocean to another gives rise to currents *In ...
*June 6, 2010*

**Mathamatics**

a.) the total cost (including room hire) of a conference with 30 delegates is= $360 b.)the formula to solve this problem is C=120+8(30) hope that helps:)
*June 4, 2010*

**Math**

so my guess is that you would start with what ya got 2008 560-4% 2009 559.96-4% 2010 559.92-4% (continue til you get to 2020) sooo; a.) 559.92 b.) 559.52
*June 4, 2010*

**Geometry HELP**

I think I figured this answer is y=-5
*June 4, 2010*

**Geometry HELP**

Write an equation for the line that passes through point (-5, 3) and is parallel to the x-axis. a.)y = -5 b.)x = 3 c.)y = 3
*June 4, 2010*

**Geometry HELP**

I figured it out (4,7)
*June 4, 2010*

**Geometry HELP**

A line segment has one endpoint at the coordinate (0, 1) and a midpoint at the coordinate (2, 4). Find the other endpoint. a.)(1, 7) b.)(4, 7) c.)(1, 25)
*June 4, 2010*

**Geometry HELP**

thanks :)
*June 4, 2010*

**Geometry HELP**

The lateral surface area of a regular pyramid is 160 cm2 and the perimeter of the base is 40 cm. What is the slant height? a.) 4cm b.) 8cm c.) 10cm
*June 4, 2010*

**Geometry HELP**

thanks :)
*June 4, 2010*

**Geometry HELP**

I forgot to put the possible answers, a.) 4cm b.) 8cm c.) 10cm
*June 4, 2010*

**Geometry HELP**

The lateral surface area of a regular pyramid is 160 cm2 and the perimeter of the base is 40 cm. What is the slant height?
*June 4, 2010*

**Geometry**

A sphere is inscribed in a cube. The diagonal of one face of the cube measures 4 units. Find the volume of the sphere. a.) 8Ï€âˆš2/3 units3 b.) 8âˆš2 units3 c.) 4Ï€ units3
*June 4, 2010*

**Physics**

in my equation A will be wavelength since I dont have a lamda key v = fA To find the velocity of the wave in air at 25 degrees Celsius, first convert to Kelvins 273 + 25 = 298K Use this equation to determine velocity of air at a certain temperature v = 331m/s x sqrt(298K/273K...
*June 3, 2010*

**Geometry**

A globe sits on a geography teacher's desk. The diameter of the globe is 0.001 km. The earth has a diameter of 12, 713.54 km. Find the ratio of the volume of the globe to the volume of the earth.
*June 3, 2010*

**Areas and volumes**

If both the radius of the base and the altitude of a cone is doubled, what is the change to the volume of the cone?
*June 3, 2010*

**Areas and volumes**

A regular pyramid is inscribed in a right circular cylinder. The base of the pyramid is an equilateral triangle, and the height of the cylinder is 5 ft. If one side of the base of the pyramid measures 6 ft, what is the volume of the pyramid?
*June 3, 2010*