Sunday

February 26, 2017
Total # Posts: 76

**geometry**

retangle ABCD~ retangle EFGH. which similarity postulate or theorem lets you conclude that trianle BCD~ triangle FGH? 1)AA 2)SSS 3)SAS 4) non of these

*June 3, 2016*

**homework check help**

x=0, y=0 x=5,y=25 no other solutions

*June 2, 2016*

**homework check please**

x+5/30=4x-10/75 2*3*5*5*(x+5)/2*3*5=2*3*5*5(4x-10)/3*5*5 5*(x+5)=2*(4x-10) 5x+25=8x-20 25+20=3x 3x=45 x=15

*June 2, 2016*

**homework check please**

x+5/30=4x-10/75 2*3*5*5*(x+5)/2*3*5=2*3*5*5(4x-10)/3*5*5 5*(x+5)=2*(4x-10) 5x+25=8x-20 25+20=3x 3x=45 x=15

*June 2, 2016*

**Statistics**

A survey is being planned to determine the mean amount of time corporation executives watch television. A pilot survey indicated that the mean time per week is 14 hours, with a standard deviation of 2.0 hours. It is desired to estimate the mean viewing time within 30 minutes. ...

*April 20, 2016*

**math geometry**

P is parallel to q m angle 1 =(6x+y-4) m angle 2 = (x+9y+1) m angle 3 = (11x+2) A. Set up an equation(s) to find x and y. B. Show all work and solve for x and y. C. Use these values to find the values of angles 1, 2, and 3. Cant figure this out at all. keep geeting the wrong ...

*January 19, 2016*

**trig**

2-sec=5+sec

*May 4, 2015*

**math**

So what is the vertex?

*March 26, 2015*

**math**

A model rocket is shot straight up into the air. The table shows its height, h(t), at time t. Graph the table below and determine a function, in standard form, that estimates the height of the rocket at any given time. Time(s) Height (m) 0 0.0 1 25.1 2 40.4 3 45.9 4 41.6 5 27....

*March 26, 2015*

**physics**

What are the different physics application in the following sports: 1.baseball: 2.basketball: 3.bowling: 4.cycling: 5.golf: 6.gymnastics: 7.ice hockey 8.swimming Please help me , i really don't have any idea about this. Thank you !! :)

*January 5, 2015*

**algebra**

Find the ratio of x to y: 1.4x=5y 2.mx=ny 3.xa+xb=yc+yd Please help me. Thanks!!! :) :)

*January 5, 2015*

**Geometry**

All rectangles are square?

*March 24, 2014*

**algebra**

Solve the system by graphing: In order to receive credit for this problem you must show all your work. y=x+6 y=-3x+6

*February 19, 2014*

**algebra**

write an equation that describes each line in slope intercept form. slope=4, y-intercept=-3 slope=2/5, (10,3) is on the line

*January 23, 2014*

**algebra**

write an equation in point slope form for the line with the given slope that contains the given point.. slope=5;(1,7) is on the line (8,-2) and (4,-4) are on the line

*January 23, 2014*

**algebra**

2a+2b/z=5c solve for a

*January 23, 2014*

**algebra**

2(x-2)<=-2(1-x) I cant figure it out

*January 23, 2014*

**algebra**

-4(x+12)=> -30

*January 23, 2014*

**algebra**

check please

*January 23, 2014*

**algebra**

m=-2/3 y-intercept= (0,4)

*January 23, 2014*

**algebra**

write each equation in slope-intercept form. then graph the line described by the equation. 3y+2x=12

*January 23, 2014*

**algebra**

write each equation in slope-intercept form. then graph the line described by the equation. 2y=4x+6

*January 23, 2014*

**algebra**

thank you

*January 23, 2014*

**algebra**

use intercepts to graph the line described by each equation x-6=3y

*January 23, 2014*

**algebra**

use intercepts to graph the line described by each equation 2x+4y=8

*January 23, 2014*

**algebra**

Which of the following equations when graphed would be parallel y=1/4x+2:y=4:y=4x:y=1/4x

*January 17, 2014*

**algebra**

line m contains (6,8) and (-1,2). line n contains (-1,5) and (5,y). what is the value of y if line m is perpendicular to line n?

*January 17, 2014*

**algebra**

write an equation in slope-intercept form for the line that is parallel to the given line and that passes through the given point. y=1/2x+5:(4,-3)

*January 17, 2014*

**algebra**

Which of the following equations when graphed would be parallel y=1/4x+2:y=4:y=4x:y=1/4x

*January 17, 2014*

**algebra**

graph the line y-1=3(x-1)

*January 17, 2014*

**algebra**

y+2= -2/3(x-6)

*January 17, 2014*

**algebra**

tell whether the relationship is a direct variation. explain answer.. ---------------- x -3 -6 -9 y 18 36 54 ----------------

*January 17, 2014*

**algebra**

the number of people that can be seated in a lecture hall varies directly with the number of rows of seats. if 72 people can be seated in 4 rows, write a direct variation equation to describe the number of people y that can be seated in x rows. then graph

*January 17, 2014*

**algebra**

the value of y varies directly with x, and y= -14 when x = 1/2. find y when x = -1.

*January 17, 2014*

**algebra**

contast of variation 8y=3x+1

*January 17, 2014*

**algebra**

Thank you

*December 15, 2013*

**algebra**

Graph y=(x-2)+3 for the following domain {-2,0,2,4,6}

*December 15, 2013*

**algebra**

Write an equation for the data values below x -4 -3 -2 -1 y -1 0 1 2

*December 15, 2013*

**algebra**

Write an equation for the data values below: {(2,3),(3,5),(4,7),(5,9)}

*December 15, 2013*

**algebra**

Write a rule in function notation for the situation below:Meg earns a $5 flat fee plus 4.50 per student for a tutoring session.

*December 15, 2013*

**algebra**

Giselle is going to rent a scooter for at least one hour. The fee is $45 plus $5 for each hour it is rented. Write a function rule to describe the total cost of renting a scooter. Find a reasonable domain and range for the function if Giselle has $65.

*December 15, 2013*

**algebra**

Part A: Give the domain and range of the relation. Part B: Tell whether the relation is a function. X Y 8 8 6 6 4 4 2 6 0 8

*December 15, 2013*

**algebra**

v/-4=-9

*December 15, 2013*

**algebra**

thank you

*December 15, 2013*

**algebra**

-15=-3n/5

*December 15, 2013*

**algebra**

ThankYou

*December 13, 2013*

**algebra**

The United States postal service charges a "nonmachinable surcharge" for first class mail if the length of the envlope (parallel to the address) divided by the height of the envolope is less than 1.3 or more than 2.5. Charlene has an envelope with the height of 3.5in...

*December 13, 2013*

**algebra**

The Mexican tetra requires a water temp between 68 and 77 degrees,inclusive. A auarium is heated 8 degrees so that a tetra can live in it. What temp could the water have been before?

*December 13, 2013*

**algebra**

Solve the compound inequality. -2<=(n+2)/3<=4

*December 13, 2013*

**algebra**

Solve the compound inequality. 3a-5<=-2 OR 3a-5=>13

*December 13, 2013*

**algebra**

Thank you

*December 13, 2013*

**algebra**

-1<4x-3<5 is it 0.5<x<2 ?

*December 13, 2013*

**algebra**

thank you!!!

*December 13, 2013*

**algebra**

t=8800?

*December 13, 2013*

**algebra**

At one time, the ratio of in-state to out-of-state tuition at Texas A&M University in college station, TX was about 3:11. About how much was the out-of-state tuition if the in-state tuition at the time was about $2400?

*December 13, 2013*

**algebra**

Thank you again!

*December 13, 2013*

**algebra**

would it be x<=-14.6

*December 13, 2013*

**algebra**

7.3=>x/-2

*December 13, 2013*

**algebra**

awesome!!! Thank you

*December 13, 2013*

**algebra**

to solve it...n=>-6?

*December 13, 2013*

**algebra**

The product of a number and -4 is at most 24.

*December 13, 2013*

**pre algebra**

Your school is selling tickets for a band concert to raise money for a new gym. a. Each ticket costs $3.50. Write a variable expression for the money raised by selling t tickets. b. The band needs to use some of the money raised to pay for their new uniforms. Each new uniform ...

*November 18, 2012*

**Physics**

The mass of the object was 8 kilograms. The object was acted on by a foce of 20 angle 80degrees newtons. What was the acceleration of the object? Please walk me through the steps instead of just suggesting a formula.. Thank you!

*June 11, 2012*

**Physics help please!**

The pressure of a fixed quantity of an ideal gas was held constant. The initial volume was 8.00 cubic meters and the final volume was 2.50 cubic meters. What was the final temperature in kelvins if the initial temerature was 188 degrees fahrenheit... Please walk me through ...

*June 11, 2012*

**Physics HELP PLS!!!**

I, for the life of me, cannot figure out this equation: The index of refraction for a particular type of glass is 1.52 and the index of refraction for air is approximately 1.00. A ray of light at a particular frequency enters a block of glass from air with an angle of ...

*June 11, 2012*

**Physics**

A 54.0kilogram block is placed on a plane that is inclined 32 degrees to the horizontal. The coefficient of static friction between the block and the plane is 0.573 and the coefficiencet of kinetic friction is 0.310. Find the acceleration of the block down the plane. Please ...

*June 11, 2012*

**Physics**

A block of mass 77.0kg is placed at the top of a frictionless plane that is inclined 46degrees to the horizontal. The height of the plane is 23.0meters. Find the speed of the block and the bottom of the plane. The correct answer is: 21.2m/s... I've tried this equation ...

*June 11, 2012*

**Physics**

A woman driving her car approaches an intersection and begins to accelerate just as the traffic light turns green. Her velocity is the function of time described by the equation: v(t)=2t^2-8t+10 (A) Use calculus to find her instantaneous acceleration at t=8.0seconds (B) Use ...

*June 11, 2012*

**Subjects**

thank you

*September 5, 2011*

**Subjects**

castle learning is A EDUCATION website for kids & high schools students & middle skool too

*September 5, 2011*

**Subjects**

can you get castlelearning for free or i have ti make an accont on my school website i will be having one (teachers will assign students to go on it gave them the username & password) i'm just asking it is for free lik you don't have to make an accont or no u have to ...

*September 5, 2011*

**Math**

thank you

*September 5, 2011*

**chemistry**

write a balanced equation for the reaction of aluminum with platinum and chloride.

*September 30, 2010*

**algebra**

a ninth of a number

*August 20, 2010*

**chemistry**

At 25°C, sound can travel 100 meters across a football field in 0.29 seconds. Determine the velocity of these sound waves.

*October 29, 2009*

**statistics**

Since there are k=3 groups and N=25 observations, the F-statistic has degrees of freedom 2, 22. From the table, the p-value is 0.0343. That means that we reject the null hypothesis. The three group means are unequal.

*August 4, 2009*

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