Monday

February 8, 2016
Total # Posts: 91,348

**Geometry**

8.6*
*November 23, 2015*

**Geometry**

For the first question I put The actual side length of AB and CA is 8,6 and BC is 10. For the second question I put the triangle is isosceles because it has two equal sides which are Ab and CA. Are these the right way to answer these questions?
*November 23, 2015*

**Geometry**

The city council is planning a new city park on a triangular plot of land formed by three intersecting streets. The designer placed the triangle on a grid to determine the side lengths and angle measures needed for the purchase and placement of a fence surrounding the park. ...
*November 23, 2015*

**Geometry**

the city council is planning a new city park on a triangular plot of land formed by three intersecting streets the designer placed the triangle on a grid to determine the side lengths and angle measures needed for the purchase and placement of a fence surrounding the park each...
*November 23, 2015*

**math**

5 ÷ 5⁄7
*November 23, 2015*

**math**

There was a pizza parlor that offered six meat toppings and three cheese toppings. How many different combinations can be made if two meat toppings and one cheese toppings are selected?
*November 23, 2015*

**Geography**

What happened to the population of New Orleans during and after Hurricane Katrina? People stayed to protect property. People evacuated and returned slowly. People evacuated, but almost all returned. People evacuated and did not return. C is false, the population of NO now is ...
*November 23, 2015*

**calculas **

4.A paper cup, which is in the shape of a right circular cone, is 16 cm deep and has a radius of 4 cm. Water is poured into the cup at a constant rate of . 3 2cm / sec (a) At the instant the depth is 5 cm, what is the rate of change of the height? (b) At the instant the radius...
*November 23, 2015*

**Math**

A population of bacteria growing exponentially will double in 24 hours. How long will it take for the bacterial population to triple?
*November 23, 2015*

**Math**

In a normal distribution, approximately what percentage of data items fall within one standard deviation of the mean(in both directions)?
*November 22, 2015*

**Math**

If an adult male is told that his height is within two standard deviation of the means of the normal distribution of height of adult males, what can we assume?
*November 22, 2015*

**math**

How many pounds of mixed nuts selling for $4.50 a pound should be mixed with 20 lbs of dried fruit selling for $5.50 a pound to obtain a trail mix that sells for $5 a pound?
*November 22, 2015*

**Math**

• At Sanford Brown Online, 70% of the students are men and 30% of the students are women. • If the average age of the men is 35, and the average age of the women is 45, what is the average age of all of the students?
*November 22, 2015*

**Math**

How many arrays are there for modeling a rectangular quilt with 24 paper squares?
*November 22, 2015*

**Math**

How many times does 24 go into 150
*November 22, 2015*

**probability**

no, the first or 2nd ball may also be blue. In fact, they may both be blue, giving 0 probability of 3rd blue in that case.
*November 22, 2015*

**probability**

You have a bag with 3 red, 3 white, and 2 blue balls in it. You draw three balls without replacement. What is the probability that the 3rd ball chosen is blue?
*November 22, 2015*

**Geometry**

divide a triangle by the three medians. Prove that the area of those 6 sections are congruent.
*November 22, 2015*

**Chemistry**

What type of hybrid orbitals are utilized by carbon in anthracene? >>sp2 How many ó bonds and ð bonds are there in an anthracene molecule? How many valence electrons occupy ó-bond orbitals and how many occupy ð -bond orbitals? >>26 ó ...
*November 22, 2015*

**technoligy**

those werent the last questions for final its a quick check
*November 22, 2015*

**technoligy**

If anyone was wondering, the answers are below: 1: D 2: A 3: B 4: C
*November 22, 2015*

**math**

A loan has a due date of December 20. If it is made on September 19, for how many days is the loan?
*November 22, 2015*

**Physics**

an elastic band is stretched a distance of 0.150m by a force of 100.0
*November 22, 2015*

**math**

Jessica buys a lamp that costs $35 and a table that costs $75.00. If the tax rate is 10%, what will be the total cost of the lamp and table?
*November 22, 2015*

**Calculus**

Calculate μ and σ, where σ is the standard deviation, defined by the following. σ^2 = integral between (−∞,∞) (x-μ)^2 p(x) dx The smaller the value of σ the more tightly clustered are the values of the random variable X about the...
*November 22, 2015*

**calculas**

thnk u
*November 22, 2015*

**calculas**

i didnot under stand the question ? need help Gas is escaping a spherical balloon at the rate of 4 cm3 per minute. How fast is the surface area of the balloon shrinking when the radius of the balloon is 24 cm? Given volume of sphere is V = 4/3 πr^3and the surface area S...
*November 22, 2015*

**Algebra 1**

If Tyler and Maria can paint their kitchen in 5 hours and Maria can paint it in 9 hours by herself how long would it take Tyler to do it alone?
*November 21, 2015*

**Government**

Why do some claim that judges “legislate from the bench?”
*November 21, 2015*

**Government**

How does ideology affect federal judicial appointments?
*November 21, 2015*

**biology**

A researcher is collecting qualitative data pertaining to social behaviors of deer at different times of the day. How will she most likely need to organize this data?
*November 21, 2015*

**Government**

Why does the U.S. have a dual judicial system
*November 21, 2015*

**Chemistry **

Methyl alcohol can be prepared commercially by the reaction of hydrogen with carbon monoxide. Under equilibrium conditions at 7.00 × 102 K, [H2] = 0.0720 M, [CO] = 0.200 M, and [methanol] = 0.0300 M. Find the value of Kc, and then find the value of Kp. What is the value ...
*November 21, 2015*

**Calculus**

A window is designed to be the area between a parabolic section and a straight base. The height is 0.640 m and the base is 1.60 m. What is the area of the window?
*November 21, 2015*

**Government**

What does it mean to “have standing?”
*November 21, 2015*

**Social Studies**

Yes.
*November 21, 2015*

**Language Arts**

1.) When MacNeil asks, "When before human history has so much humanity collectivity surrendered so much of its leisure to one toy, one mass diversion?" What is this persuasive technique called? A. repetition B. Generalization C. a rhetorical question D. a ...
*November 21, 2015*

**Social Studies **

The spark that set off world war one1 was the assassination of archduke franz ferdinand of what european nation? A.Austria-Hungary B.Germany C.Russia D.France Is the answer A?
*November 21, 2015*

**physics**

A hunter fires 50 g bullets from a machine gun. If each bullet moves with a velocity of 150ms−1 how many such bullets are to be fired into a tiger of mass 60 kg coming towards him with a velocity of 10ms−1 in order to stop the tiger?
*November 21, 2015*

**Maths **

Differentiation Find dy/dx for the following function y=x^2+5x^7 all over x Please help Thankyou
*November 21, 2015*

**maths**

the hcf of two numbers is 145 ,their lcm is 175.if one number is 725,the other number is
*November 21, 2015*

**Math**

Log3 (4x+1) log3(13x-5)=2
*November 21, 2015*

**Chemistry**

A 27 g sample of germanium crystal contains 44 mg of arsenic. The arsenic is substitutionally incorporated into the crystal. Germanium has a band gap of 0.66 eV and an intrinsic carrier concentration at 25o C of 4.2e+13 cm-3. At what temperature (in oC) will the intrinsic ...
*November 21, 2015*

**Physics **

A race car starts from rest on a circular track of radius 279 m. The car's speed increases at the constant rate of 0.760 m/s2. At the point where the magnitudes of the centripetal and tangential accelerations are equal, find the following a) the speed of the race car? m/s ...
*November 21, 2015*

**Government**

What is the importance of selective incorporation
*November 20, 2015*

**Biology**

6. The gene for a large single eyeball is coded by the gene sequence TTCGCTGAA. Let’s go through transcription… DNA Strand- T-T-C-G-C-T-G-A-A mRNA Strand- _____________________________ 7. Now, let’s look at the gene for green body color, which is GGACTCTAG. With...
*November 20, 2015*

**writing skills**

Instead,base your forecast on sensible proverbs that have stood the test of time. what correction should be made to this sentence?
*November 20, 2015*

**World History**

Information on Croatia's military strength
*November 20, 2015*

**Statistics**

the average cost of a house in a new subdivision is inferential or descriptive?
*November 20, 2015*

**Writing**

Did you guys figure it out?
*November 20, 2015*

**Algebra**

Compare the number in each exercise using an inequality symbol 1. 4/3, square root of 2 2. -7/11, -0.63 3. -22/25, -0.8
*November 20, 2015*

**physics**

an object of height 5 cm is placed at a distance of 2m in front of a mirror and its image is obtained on a screen.Find the distance of screen from the mirror,nature of the mirror and its focal length.
*November 20, 2015*

**Language Art**

Cris was right
*November 20, 2015*

**Math**

The ratio of the lengths of the sides of a triangle is 2:4:5. The largest side is 33" longer than the small side. What is the perimeter? I don't know how to start it help please
*November 19, 2015*

**math fractions**

Monkey is not good
*November 19, 2015*

**SCIENCE**

1. Which of the following is an example of an environmental pressure? (1 point) the air pressure in the atmosphere a lake that is gradually running out of water a fight between two members of the same species breeding between two members of the same species 2. Which of the ...
*November 19, 2015*

**Geometry**

Do you know the formulas for the volumes of cylinders and spheres?
*November 19, 2015*

**Math**

In a table of random digits, each digit is to occur with a probability of 0.1. a) A student examines a list of 200 random digits and counts only eleven 4’s and thus claims that the table is not really random. Explain the error in the student’s thinking. b) How many 7...
*November 19, 2015*

**Algebra**

1. D 2. A,D 3. B 4. D 5. C 6. A
*November 19, 2015*

**function rule**

what is a function rule for the area of a rectangle whose length is 4in more than its width
*November 19, 2015*

**math**

Find the unit cost for a DVD, and then multiply that my the amount of DVDs to be bought. 1 DVD = $28.00/2 = $14.00 Per DVD. So 5 DVDs would be 5*$14.00, which is $70.00. ANONYMOUS
*November 19, 2015*

**math**

Nata spent $28.00 on 2 DVDs. At this rate now much would she spent on 5 DVDs cost?
*November 19, 2015*

**Algebra 1**

If you have different slopes, then you will have one solution of intersection. So you would be correct. ANONYMOUS
*November 19, 2015*

**chemistry**

what is the molarity of the KCI solution.
*November 19, 2015*

**measurement**

1 mi. = 5280 ft. 1 yard = 3 ft. 1 mi. / 3 ft. = 1760 yards in a mile.
*November 19, 2015*

**Biology**

Adenine pairs with Thymine. Guanine pairs with Cytosine. So if you see an A, the complimentary nucleobase would be T. For Guanine, the complimentary base would be C. So, 1-c, 2-a, 3-b
*November 19, 2015*

**Biology **

Find the complimentary DNA sequence after going through DNA replication… 1) AAGTCCAT a) ACTGAATG 2) TGACTTAC b) CGGAGTTT 3) GCCTCAAA c) TTCAGGTA
*November 19, 2015*

**Physics**

You can calculate the pressure at a certain depth using the static fluid pressure equation for a liquid column. P=(rho)*(g)*(h), where 'rho' is the density of water, in SI units that would be about 1kg/m^3. the value of 'g' is just the gravitational constant 9....
*November 19, 2015*

**Marh**

I am assuming that you meant you gathered 1.5 times more apples than he did. You can setup an equation to represent the situation. Let 'k' be our unknown variable. You friend gathered k apples. You gathered 1.5 more than he did, so you gathered 1.5*k apples. The total ...
*November 19, 2015*

**High school**

A bullet traveling 700 m/s horizontally hits a target 150 m away. How far does the bullet fall before it hits the target?
*November 19, 2015*

**math**

paul salary is 2,172 monthly he spend 1/4 in rent 1/8 in car 5/8 in others how much spend monthly in car and rent?
*November 19, 2015*

**math**

The game of checkers is played on a square board. If the area is 256 square feet, what is the perimeter of the board?
*November 19, 2015*

**Social Studies**

Well- this is kind of social studies...so anyway, I have to do a presentation on automobiles and I wanted to know some problems with automobiles in the 1920's? I already have: The automobiles scared horses because they were so noisy, people drove there cars instead of ...
*November 19, 2015*

**algebra **

The area of a circle is 78.5 square centimeters, and a subtending arc on the circle has an arc length of 6pi. The estimated value of is 3.14. what is the measure of the angle subtended by the arc in degrees?
*November 19, 2015*

**scale factors**

The model of airplane has a wings[an of20 inches. The model scale of 1 inch = 3.5 feet. what is the wingspan of the actual airplane.
*November 19, 2015*

**Math**

Thanks Reiny
*November 19, 2015*

**PHYSICS**

7.5 minutes
*November 19, 2015*

**psychology**

do dolescent boys engage in some law-breaking behaviors while in their teens
*November 18, 2015*

**IT**

Where would you find an address book on email? Archive - Would be old data files. Inbox - Like your mailbox. Insert - Command Tools - Control panel type. I'm thinking A but I am absolutely not sure, final for my course. They are all stupid answers, but which is the least?
*November 18, 2015*

**chemistry**

fluorine
*November 18, 2015*

**chemistry**

how many liters of ammonia at STP are required to produce 4.65 grams of hydrogen fluoride?
*November 18, 2015*

**Quick English check ms sue**

Select the term that is best represented by each statement below. Use the words complement, concern, contend, efficacious, emulate, exploit, facile, industrious, obtain, resuscitate. Correct me if I'm wrong on any of these! Thank you. 1. "I strive to win." (...
*November 18, 2015*

**physics **

Two ice skaters of equal mass grab hands and spin in a circle once every four seconds. their arms are 0.76 m and they each have mass of 55.0 kg. how hard are they pulling on one another?
*November 18, 2015*

**physics**

1. To answer this you use the formula W=fd, you have the force because the piano is moving at a slow constant rate so its overcoming its gravity in the X direction, so you can find F and 2.26M is your Displacement (D)
*November 18, 2015*

**chemistry**

You have a 250ml solution of 0.13M calcium iodate. How many grams of potassium iodate need to be added to the solution to begin to precipitate calcium iodate? The solubility product constant for calcium iodate is6.47 *10^-6. B) you have a 250ml solution of 0.13 M calcium ...
*November 18, 2015*

**Business**

Is Mcdonalds expanding into the McCafe business considered a blue ocean strategy?
*November 18, 2015*

**english**

it's still cheating! just because someone takes a test online doesn't mean her getting the answers isn't cheating. I'm sure she's a smart girl. It's called STUDYING. I just don't want you to get in trouble with school, and you aren't sufficient;...
*November 18, 2015*

**english**

yeah, she means do it yourself, not get people online to answer your questions for you. And, how can you know if you already got a 50 if you haven't even gone back to school for your teacher to grade it?
*November 18, 2015*

**english**

karma for cheating
*November 18, 2015*

**Math**

What is 75% of 260
*November 18, 2015*

**chemistry**

pls help me to solve this problem
*November 18, 2015*

**chemistry**

You have a 250ml solution of 0.13M calcium iodate. How many grams of potassium iodate need to be added to the solution to begin to precipitate calcium iodate? The solubility product constant for calcium iodate is6.47 *10^-6. B) you have a 250ml solution of 0.13 M calcium ...
*November 18, 2015*

**Chemistry **

What is the function of a salt bridge in a galvanic cell? 1. To permit electrons to flow through the solution. 2. To maintain a steady flow of reactants from the cathode to the anode. 3. To form complex ions with the products of oxidation at the anode. 4. To maintain ...
*November 18, 2015*

**physics**

During a baseball game, a batter hits a popup to a fielder 80 m away. The acceleration of gravity is 9.8 m/s2 . If the ball remains in the air for 5.5 s, how high does it rise? Answer in units of m.
*November 18, 2015*

**Chemistry**

A solution is prepared by dissolving 3.0 × 10-4 mol of AgNO3 and 3.0 × 10-5 mol of K2CrO4 in 1.00 liter of solution. With respect to Ag2CrO4 (Ksp = 1.9 × 10-12), is the resulting solution saturated, supersaturated, or unsaturated? I know you do [Ag][CrO4} but...
*November 18, 2015*

**Chemistry**

2.3
*November 18, 2015*

**Lisa Hines**

Do your own work Lisa Hines, if you are a Connexus user, they could have you kicked out of the school! So dont go around asking others for their answers, remember, YOUR GRADE.
*November 18, 2015*

**Chemistry **

One half-cell in a voltaic cell is constructed from a silver wire electrode in a .25 M solution of AgNO3 . The other half-cell consists of a zinc electrode in a .001 M solution of Zn(NO3)2. Calculate the cell potential I have no idea and am so stressed, Help please
*November 18, 2015*

**Chemistry **

What is the net ionic equation of potassium carbonate combines with strontium hydroxide?
*November 18, 2015*