Friday
September 19, 2014

Posts by anonymous


Total # Posts: 70,777

rounding
rounding 6.535 to the nearest tenth of a foot = 6.54?
June 1, 2014

trigonometry, check please
A 12 ft. ladder makes a 33o angle with the side of a house. To the nearest tenth of a foot how high up on the house does the ladder come? I set it up 12xcos33 giving me 10.0
June 1, 2014

math 221 intro to algebra
When looking at the example of the slideshow, Equivalent Fractions, which is located in the media section of Chapter 1, the presenter divides out the common factor of _____. (Points : 1)
June 1, 2014

PLEASE HELP W/ COMPUTER SCIENCE?? JUST 1 PROBLEM?
Which specific language/environment are you using? VB?
June 1, 2014

trigonometry, check my answer please?
A 15 ft. ladder is leaning against the side of a house and forms an angle of 66o with the ground. To the nearest foot how far from the base house is the foot of the ladder? I set it up cos66=15/x 15/cos66 =36.878, rounding to the nearest ft makes it 37
June 1, 2014

rounding
Is 151.123ft rounded up or down? 150 or 152, or is it 151 flat out since it is a 1 after the decimal
June 1, 2014

SCIENCE
thank you.one day i want to be as smart as you are
June 1, 2014

SCIENCE
so its oval?
June 1, 2014

SCIENCE
WHICH ONE IS IT
June 1, 2014

SCIENCE
AND THIS the moon isn't a perfect sphere its kinda like a oval in a way The shape of the moon is an oblate spheroid, just like earth IS IT CORRRECT
June 1, 2014

SCIENCE
I ALSO FOUND THIS ANSWER:It is actually shaped like an egg. But the pointy part faces away from the earth.
June 1, 2014

SCIENCE
I TOLD MY TEACHER THAT. I USED THAT SAME WEBSITE AND SHE SAID SHE WANTS THE TRUE SHAPE AND I WAS CONFUSED
June 1, 2014

SCIENCE
COULD U HELP ME OUT A LITTLE PLEASE IM NOT GETTING ANYTHING ON IT
June 1, 2014

SCIENCE
WHAT IS THE TRUE SHAPE OF HE MOON? ANSWER:ORBIT IS THAT CORRECT
June 1, 2014

algebra2/ Trigonometry
,,,
June 1, 2014

Chemistry
Find the number of moles of particles for NaCl
June 1, 2014

trigonometry ans.
oh okay, it's confusing, thank you guys!
June 1, 2014

trigonometry ans.
so it's 66 not 66.35 ? right
June 1, 2014

trigonometry ans.
At a point on the ground 50 feet from the foot of a tree, the angle of elevation to the top of the tree is 53°. Find the height of the tree to the nearest foot. I got 50xtan53 = 66.35 nearest foot ? would I use tan or sin since I'm finding the foot of the tree
June 1, 2014

physics
A 68.0 kg ice skater moving to the right with a velocity of 2.55 m/s throws a 0.16 kg snowball to the right with a velocity of 27.5 m/s relative to the ground. (a) What is the velocity of the ice skater after throwing the snowball? Disregard the friction between the skates and...
June 1, 2014

help
thank you first answer I got was 32.03
June 1, 2014

help
A salvage ship’s sonar locates wreckage at a 12 degree angle of depression. A diver is lowered 40 meters to the ocean floor. To the nearest meter how far does the diver need to walk along the ocean floor to the wreckage?
June 1, 2014

MATH HELP!!!!
A searchlight located 200 meters from a weather office is shined directly overhead. If the angle of elevation to the spot of light on the clouds is 35°, how high is the cloud ceiling? Round to the nearest hundredth.
June 1, 2014

Math
Let A be an event with probability P(A). If E[(IA) ^36217] = Var[2(IA + 36217)]. Find P(A)
June 1, 2014

Social Science
How to collect the following: sand, iron filings, salt, ethanol and water.
June 1, 2014

math
Carousel Toys has Romper Buckaroos, wooden rocking horses for toddlers, on a 30% markdown sale for $72.09. What was the original price before they were marked down? Round to the nearest cent. $
June 1, 2014

world history
what are some songs about Buddhism? They are needed for a school project.
June 1, 2014

physics
A clerk moves a box of cans down an aisle by pulling on a strap attached to the box. The clerk pulls with a force of 173.0 N at an angle of 31° with the horizontal. The box has a mass of 40 kg, and the coefficient of kinetic friction between the box and the floor is 0.45. ...
June 1, 2014

science
All living things must carry out certain functions and possess certain structures to survive, grow, and reproduce. The following chart illustrates how humans possess certain structures to carry out these critical functions. Fill in the plant structures that correspond to the ...
June 1, 2014

science
Which female structure in a flowering plant traps pollen grains? a) pistil b) stigma c) ovary d) anther Answer A
June 1, 2014

Math
There were 2400 people at a concert.40% of them were men, the rest were women and children.The number of women was 1 2/5 times the number of children.How many more more men than women were there?
June 1, 2014

chemistry
how many particles of water are made when 6.2 grams of methanol are consumed
June 1, 2014

Physics
A shell is fired from the ground with an initial speed of 1.54 ✕ 103 m/s at an initial angle of 52° to the horizontal. (a) Neglecting air resistance, find the shell's horizontal range. (b) Find the amount of time the shell is in motion.
May 31, 2014

MATH GEO URGENT
The ratio of three consecutive angles in a cyclic quadrilateral is 2:3:4. Find the largest angle of the quadrilateral, in degrees.
May 31, 2014

history
10 examples of prejudice or bigotry
May 31, 2014

math 1 question!!!!!!
HELP!!!!!! PLEASE!!!!!
May 31, 2014

math 1 question!!!!!!
3. Which ordered pair is NOT a solution of y= –12x – 3? A. (-3, 33) B. (8,-98)<----?? C. (-9, 105) D. (3, -39)
May 31, 2014

math
Oh yeah oops
May 31, 2014

math
Which is a rule that describes the translation of a point form (4, –8) to (7, –10)? A.(x,y)--->(x+34,y-2) B.(x,y)--->(x+34,y+2) C.(x,y)--->(x-34,y-2) D.(x,y)--->(x-34,y+2) My answer:B
May 31, 2014

intro to computers
A user calls your help desk and says that he is trying to configure his Word document so that the text within his paragraphs is stretched from the left margin to the right margin. What is your advice?
May 31, 2014

physics
7. The speed of a man with and against the water currents in a river are 15km/h and 5km/h respectively. Find his speed in still water and the speed of the water currents.
May 31, 2014

physics
6. Two particles are moving with a constant speed v such that these are always at a constant distance d apart and their velocities are equal and opposite. After what time do these return to their original positions
May 31, 2014

Physic
The tension on a wire is 2640 N. The wire is 2.6 m long and the fundamental frequency is 330 Hz. What is the mass of the wire? (Answer: 2.33g) Answer is provided above. Please show all work on how to get the answer. Thank you!
May 30, 2014

math
At a horizontal distance of 34 meters from the base of a tower, the angle of elevation to the top is 72 degrees. Find the line of sight distance to the nearest meter.
May 30, 2014

rounding
thank you
May 30, 2014

rounding
146.627 rounded to the nearest tenth of a foot? I got 146.6 but that wouldn't be it right, because it has to be a whole number so 147?
May 30, 2014

HELP!!!!
Lee is on a cliff 360 m above sea level, the angle of depression of a ship is 28 degrees. To the nearest meter, what is the distance between the ship and the base of the cliff? Would this be set up 360/tan28 due to it being the angle of DEPRESSION?
May 30, 2014

Physic
A standing wave is formed on a string for which three and one half wavelengths fit into the total length of the string, which is 2.5 m. The wave has a period of 0.10 s. If the string has a mass density of 220 g/m, what is the tension in the string? (Answer: 11.2N) Answer is ...
May 30, 2014

Physics
Thank you so much
May 30, 2014

Physics
A 2.50 kg fireworks shell is fired straight up from a mortar and reaches a height of 110. m. (a) Neglecting air resistance (a poor assumption, but we will make it for this example), calculate the shell’s velocity when it leaves the mortar. (b) The mortar itself is a tube ...
May 30, 2014

Physics
A 75.0 kg skydiver is free falling at 65.0 m/s when she pops her parachute. As the 'chute opens she slows to 5.50 m/s over a distance of 45.0 m. What force does the parachute exert of her harness during this time?
May 30, 2014

help
A person standing 34 meters from the foot of a chimney finds that the measure of the angle of elevation to the top of the chimney is 52 degrees. To the nearest tenth of a meter, find the height of the chimney.
May 30, 2014

how would i set this up?
According to the Americans With Disabilities Act, a ramp can rise no more than 1 ft for every 12 ft of horizontal distance. To the nearest tenth degree what is the maximum angle that the ramp can form with the ground?
May 30, 2014

trig! check my answe please
An advertising blimp hovers over a stadium at an altitude of 125 m. The pilot sights a tennis court at an 8o angle of depression. To the nearest meter, find the ground distance in a straight line between the stadium and the tennis court. I set it up 125/tan8, knowing its a ...
May 30, 2014

binomial thearm
x to the power of 10 +5x to the power of 9 +4x to the power of 8 divided by x+2
May 30, 2014

physics
A 0.180 kg block on a vertical spring with spring constant of 4.00 ✕ 103 N/m is pushed downward, compressing the spring 0.061 m. When released, the block leaves the spring and travels upward vertically. How high does it rise above the point of release?
May 29, 2014

physics
An 66.0 N box of clothes is pulled 5.5 m up a 30.0° ramp by a force of 116 N that points along the ramp. If the coefficient of kinetic friction between the box and the ramp is 0.22, calculate the change in the box's kinetic energy.
May 29, 2014

physics
A 56.0 kg diver steps off a diving board and drops straight down into the water. The water provides an upward average net force 1310 N. If the diver comes to rest 4.1 m below the water's surface, what is the total distance between the diving board and the diver's ...
May 29, 2014

Algebra
1. 6e^-x=3 2. 32(1.5)^x=640 3.5000/(1.05)^x=250 4.50(3-e^2x)=125
May 29, 2014

algebra
Julia can finish 20 mile bike ride in 1.2 hrs. Katie can finish the same bike ride in 1.6 hrs. How much faster. Does Julia ride then katie
May 29, 2014

geometry
The endpoints of are A(2, 2) and B(3, 8). is dilated by a scale factor of 3.5 with the origin as the center of dilation to give image . What are the slope (m) and length of ?
May 29, 2014

Microeconomics
x 130
May 29, 2014

Precalculus
* I know how to graph this but I don't know how to punch the equation in correctly. I am not sure about the window either.. How can I type this equation in the graphing calculator? y=pi(25-x)^2 • 2x Note, the 2x is NOT multiplied by 2.. Show how I can type this in...
May 29, 2014

physics
A pair of sleds weighs 25kg and experiences a frictional force of 25N. If a dog team applies a 175N force pulling it 12m. 1. Find the work done by friction 2. Find the work done by the dog team 3. Find the net work done I need to compare my answers so the could you please post...
May 29, 2014

Physics
a person pushes on a hockey puck with their stick at an angle so the vertical force is 22N down and the horizontal force is 45N forward. Assume the ice is frictionless. What is the actual force the hockey player transmits to the puck? what is the work done by the person ...
May 29, 2014

college algebra
The sum of three consecutive natural numbers is 651, find the numbers. 3*7*31 21*31=651 is what I put for my answer but that was incorrect on the homework. Please help me Another Question I had problems with was :Your weekly paycheck is 25 percent less than your coworker's...
May 29, 2014

college algebra
Two cyclists, 64 miles apart, start riding toward each other at the same time. One cycles 3 times as fast as the other. If they meet 2 hours later, what is the speed (in mi/h) of the faster cyclist? Let "x" be the slower rate the faster rate is "3x" x+3=2x ...
May 29, 2014

chem 2
Consider a chromium-silver voltaic cell that is constructed such that one half-cell consists of the chromium, Cr, electrode immersed in a Cr(NO3)3 solution, and the other half-cell consists of the silver, Ag, electrode immersed in a AgNO3 solution. The two electrodes are ...
May 29, 2014

Precalculus
How can I type this equation in the graphing calculator? y=pi(25-x)^2 • 2x Note, the 2x is NOT multiplied by 2.. Show how I can type this in .. Parantheses and other notions ......
May 29, 2014

college algebra
One positive number is one-fifth of another number. The difference between the two numbers is 200, find the numbers. Im not sure how to approach this problem x-1/5 = x+200 ? I also keep wanting to divided 200/5 .. Please help Im all over the place not sure what to do
May 29, 2014

college algebra
7x+2,000-4x=2830 3x=5030/3 x=1,676 ?
May 29, 2014

college algebra
Phyllis invested 55000 dollars, a portion earning a simple interest rate of 4 percent per year and the rest earning a rate of 7 percent per year. After one year the total interest earned on these investments was 2830 dollars. How much money did she invest at each rate? 2380-x...
May 29, 2014

Science
I meant C Oops!!
May 29, 2014

Science
Oh i get it so it is D?
May 29, 2014

Science
Is 6 A?
May 29, 2014

Science
And I don't know 5 or 6
May 29, 2014

Science
I don't know 3 but i think 4 is D?
May 29, 2014

Science
Is number 2 A?
May 29, 2014

Science
Okay I know 1 is b
May 29, 2014

Science
Really?!?! Please help me!!!!!!!!
May 29, 2014

Science
6 is D?
May 29, 2014

Science
1. How does a nuclear power plant produce energy? A. Through solar panels B. Through nuclear fission reactions C. Through geothermal heat D. Through nuclear meltdown reactions<------------ 2. How can human population growth affect ecosystems like rain forests? A. Human ...
May 29, 2014

math
mbln
May 29, 2014

math
Todd's birthday has the same date as the number of letters in the mouth ( for example May 3). If his birthday is written in this form - mouth/day/14- and the sum of the mouth and the date is greater than the year (14), what is the probability that his birthday is before ...
May 29, 2014

help
An advertising blimp hovers over a stadium at an altitude of 125 m. The pilot sights a tennis court at an 8o angle of depression. To the nearest meter, find the ground distance in a straight line between the stadium and the tennis court.
May 29, 2014

Science
Yes
May 29, 2014

Science
How do fossil fuels contribute to air pollution? by reversing the greenhouse effect
May 29, 2014

Science
So the first one??
May 29, 2014

Science
how can using biomass fuel instead of gasoline in car engines help conserve natural resources? It burns more fossil fuels It reduces the use of coal<--- It uses a renewable resource
May 29, 2014

College Algebra
Wilma drove at an average speed of 35 mi/h from her home in City A to visit her sister in City B. She stayed in City B 15 hours, and on the trip back averaged 50 mi/h. She returned home 41 hours after leaving. How many miles is City A from City B Distance = Speed * Time D= 35...
May 29, 2014

MATH PLZ HELP
There are 4 pink erasers and 14 in total so is the answer 4/10 or 2/5?
May 29, 2014

MATH PLZ HELP
i do not know how to do this question. can someone help me with this question? 7. A jar contains 5 green erasers, 2 striped erasers, 4 pink erasers, and 3 white erasers. You select an eraser at random. What is P(not pink)?
May 29, 2014

Science (Please check!)
You are Correct:)
May 29, 2014

Math
can someone help me find 1 - 2/7 in fraction not decimal?
May 29, 2014

Science
Is #2 B?
May 29, 2014

Science
4b and 5a
May 29, 2014

Science
1. Which of the following is the most effective way to preserve biodiversity? A) Captive breeding B) Habitat destruction C) Habitat preservation<---- D) Habitat fragmentation 2. A county commissioner wants to reduce the amount of waste sent to the local landfill. Which of ...
May 29, 2014

Trig
Charo is 50 feet from the tallest totem pole, located in Alberta Bay, Canada, which has a height of 173 feet. If Charo’s eyes are 5 feet from the ground, find the angle to the nearest degree of elevation for her line of sight to the top of the totem.
May 29, 2014

history japanese americans
or would not paying them reparation reinforce slavery
May 29, 2014

history japanese americans
are there any suggestions for this question Why would America pay reparations to victims and family members of Japanese Americans who were placed in internment camps, Jewish survivors and family members of Nazi death camps and even those who we went to war with (see military ...
May 29, 2014

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