Questions Asked on
January 19, 2017

Math
An isoceles triangle has a vertical angle of 118 degree,and it base is 10 long,calculate it height
asked by Biku 
math
Problem #1 Find the arc length corresponding to the given angle (in degrees) on a circle of radius 3.3. An angle of 39 degrees has an arc length of_______ units. Problem #2 The diameter of the wheels on your car (including the tires) is 25 inches. You are
asked by Anonymous 
Physics
A child uses a rubber band to launch a bottle cap at an angle of 35.5° above the horizontal. The cap travels a horizontal distance of 1.30 m in 1.60 s. What was the initial speed of the bottle cap, just after leaving the rubber band?
asked by Pls help 
Physics
A train which is moving with uniform acceleration is observed to take 20 and 30 seconds to travel succesive 0.4km.how much far then will it travel before coming to rest, if the acceleration remains constant?
asked by Ravi 
Math
1. The price of a calculater if $12.50. The sales tax is 7.5%. How much will you pay for the calculator? A. $13.40 ** B. $13.44 C. $13.57 D. $13.61 2. A bike was originally $240.00. The price was markes up 15%. What is the new price of the bike? A. $250.00
asked by Magic m8 
physics
A hoodlum throws a stone vertically downward with an initial speed v0 from the roof of a building, a height h above the ground. (a) How long does it take the stone to reach the ground? (b) What is the speed of the stone at impact? Give your answers in
asked by John 
Chemistry
How much ice (in grams) be added to lower the temperature of 355 mL of water from 25 ∘C to 5 ∘C ? (Assume the following: the density of water is 1.0 g/mL, the ice is at 0 ∘C, the heat of fusion of ice is 6.02 kJ/mol, and the volume of water produced
asked by Anonymous 
Math
On his 12th birthday Enoch's grandparent's deposited $25 into a savings account for him. Each month after that up to and including his 20th birthday, they deposit $10 more than the previous month. How much money will Enoch have on his 20th birthday,
asked by Peter 
Maths
Ravi went to the market and bought 43 apples and paid Rs.559 to the vendor.Write a suitable equation in one variable to represent the data.
asked by Jayatheerth 
Chemistry
In this reaction: 2 HCl + Na2CO3 > H2O + CO2 + 2 NaCl The HCl was diluted from 2M to 0.8M and I currently have 0.020 L of it. There is also Na2CO3. What would be four causes for a large error percentage? Is it possible that some of the HCl evaporated?
asked by Benjamin 
Chemistry
Hardness is defined as calcium and magnesium ion content. Since most hardness is caused by carbonate mineral deposits and does not distinguish calcium and magnesium ions, hardness is usually reported as parts per million (ppm) of calcium carbonate (CaCO3,
asked by KO 
Science
a 30 gm bullet is fired from a gun of mass 2kg with a speed of 800m/s. Find the magnitude and direction of the velocity of gun
asked by Anonymous 
Maths
Compute the following polynomial in standard form: (1 + x + x^2 + . . . + x^16)(1  x)
asked by David 
maths
NOTE: before you answer this question, please be aware that there aren't meant to be any full stops after the '2' or the 'i=0'. Also the underscores '' represent how the following number is meant to be a lower case number. The ^ represents root numbers.
asked by Steven 
mathss
Write the following polynomial in summation notation: 2 + 3x + 4x^2 + 5x^3
asked by Steven 
maths help calculus
the area of a circle increasing at the rate of 3cm/sec.find the rate of change of the circumference when the radius is 2cm help plz
asked by rajah 
MATHS
Divide the x^4 +2x^3 + 3x + 4 by x^2 +x, finding the quotient and the remainder. Show that x^2 + 2x + 8 is an irreducible polynomial.
asked by Billy 
maths calculus also
what is the area enclosed by the curved y=4xx^2,and y=x^22x along the xaxis thanks so much help
asked by rajah 
math
Find the G.P in which 4th term is 3 and the 7th term is 8/9.
asked by vandana 
math  word problem
Ritika bought a few green apples and a few red apples. There were 35more green apples than red apples. If the ratio of green apples to red apples was 8:3 ,how many apples of each variety did she bring ?
asked by Anonymous 
Science
Why isn't there any evidence of black holes? Or any pictures of black holes, there are always computerised pictures
asked by Shawne 
Science
A pebble is dropped into a graduated cylinder with 20ml of water in it. After the pebble is dropped in, it sinks and the water level rises to 25ml. What is the volume of the pebble? (Numbers and Units!) I did 25ml  20ml but the answer had to be something
asked by Haider 
math
ist and last term 1and11 respectively and their sum is 36. find number of terms
asked by simrat 
english
what is the meaning of positronic?
asked by Anonymous 
Health
The hair on your body is able to help keep you healthy in many different ways.Your hair (1) protects your scalp from sunlight and provides insulation from the cold. (2) hair from nostrils, ears, and ______ prevents debris from entering the body. 1eyebrows
asked by loin 
science
I need a acrostic poem on photosynthesis
asked by deez 
Math
A Boy Of Height 1.5m Is Standing By 4.2m Away From The Foot Of A Post Of Height 6m.Find The Length Of His Shadow
asked by Disha 
biology
Which is an ion found in a glass of water? i think it would be oxygen, correct?
asked by Castermans.m 
physics
A hoodlum throws a stone vertically downward with an initial speed v0 from the roof of a building, a height h above the ground. (a) How long does it take the stone to reach the ground? (b) What is the speed of the stone at impact? Give your answers in
asked by John 
chemistry
72g of Mg reacted with 32g of oxygen to form 48g of Mg. So %yield of Mgo
asked by mohini 
Math
a store buys a sweater for $25.00 and sells it for $35.00. find the percent of markup.can somebody please explain how to find the answer?I don't understand how to do this .
asked by Amileea 
Maths
Minah and Rohana had a total of $338. After Minah saved $49 more and Rohana spent half of her money, they both had the same about of money. How much did Minah have at first?
asked by Hariz 
math
If 400 bricks measuring 81" by 31" are required to build a wall 42 ft. high, how long is the wall?
asked by Anonymous 
Science
This is for 7th grade science and I think this was good tell me if I'm wrong Like climate, change to an environment will affect the ones living in it. Plants that are moribund in an area where they grow changes in the environment will help the plants
asked by Hallee 
science
Three dogs—Ed, Max, and Marcie—are pulling a dogsled along a patch of ice. Ed pulls with a force of 115 N; Max pulls with a force of 62 N; and Marcie pulls with a force of 90 N. If there are no forces pulling the sled backward, what is the net force
asked by breyana 
Maths for 11 class
3 dimensional
asked by value 
physics
A metal bob is tied to one of an inextensible string of negligible mass and is rotated in a vertical circle of radius 8m.If the speed of the sphere at highest point of a circle is 80 m/s . Calculate its speed at the lowest point of the circle (Take
asked by snehal 
Math
3. The table shows amounts earned for washing dogs. How much can be earned by washing 8 dogs? Dogs x Dogs y 1  18 2  36 3  54 4  72 A. $144*** B. $324 C. $64 D. $126
asked by EmberShy 
US History
Did Frederick Jackson Turner’s Frontier Thesis suggest that westward expansion had positively impacted the formation of American liberty? What event caused him to propose his thesis?
asked by Michielle 
Bio
How blood circulate?
asked by value 
maths
in a quadrilateral one angle value = 60 and other angle are in the ratio 3:5:7 find the angle of quadrilateral?
asked by khushi 
Math
3.Look at the following points (4,0),(31),(6,3)(2,4) Which are solutions to y=x4?chose all correct answers A.(6,3) B.(4,0)*** C.(3,1) D.(2,4)***
asked by EmberShy 
english
During halftime at the local high school, Felipe noticed a cheerleader crying, the coach yelling, and the fans emptying the stands. need to make sure this is the correct puntuatuiom
asked by judy 
Statisticians Interview only
Hello are you a statistician? may I interview you? Thank you
asked by AJ 
maths
The diagonals of a rhombus are in the ratio 3:4. If its perimeter is 40 cm, find the lengths of the sides and diagonals of the rhombus
asked by abhishek Kumar 
math
The roof of a tunnel is in the shape of a parabolic arch whose highest point is 18m above the road. The road surface is 16m wide. Lights are placed in the tunnel 12 meters high. How far from center of the tunnel are the lights placed?
asked by stephen 
English
which of the following statements is recommended when doing short term research? A. Use broad search words? B. Visit one site? C. Rely on addresses? D. Choose a specific question
asked by butt 
Math, algebra
A farmer buys a tractor for $50,000. If the tractor depreciates 10% per year, find the value of the tractor in 7 years. Round to the nearest penny.
asked by Anonymous 
Algebra
If the roots of a quadratic equation are 2 and 3, the equation can be written as a.(x+2)(x+3)=0 b.(x2)(x+3)=0 c.(x+2)(x3)=0 d.(x2)(x3)=0
asked by Chloe 
english
That container of fried rice has spent six weeks in the back of the refrigerator.
asked by Latasha 
Linear algebra
In R2 plot and describe the set of all points P whose position vector is of the form p = s(1, 1) + t(−1, 1), 0 ≤ s, t ≤ 1
asked by Po 
World History (England)
Elizabeth I's relationship with Parliament demonstrated which of the following to other countries? a. A parliament can control a female absolute ruler. b. Good relations between a female absolute monarch and a parliament are not important.*** c. A female
asked by Olivia N J 
Physics
A very long uniform line of charge has charge per unit length 3.70 µC/m and lies along the xaxis. A second long uniform line of charge has charge 2.20 µC/m per unit length and is parallel to the xaxis at y = 0.400 m. What is the net electric field
asked by Anon 
Science
Which of these statements are true? A. There is more water on Earth now than there was millions of years ago. B. There is less water on the Earth than there was millions of years ago.(MY ANSWER) C. There is no way to tell how much water there was on Earth
asked by Millicent 
Health
Leo is late to practice again, so his soccer coach reprimands him and makes him run extra laps. When he gets home, Leo bullies his little sister until she cries. Identify which defense mechanism this is and explain how it works.
asked by Anonymous 
US History
4) Which of the following did not account for the development of the cattle industry in the 1870s & 1880s? a) growth of a transportation network. b) the ability to raise large herds on smaller plots of land. c) Overgrazing resulted in larger higher sale
asked by Erika 
Math
if tina deposits $500 into a bank account that earns 4.5% interest compounded continuously, how long will it take for her account to have $2500 in it
asked by Joe 
Maths lit
A parcel has a mass of 794g estimate the mass of 32 of these parcels together
asked by Pales mateka 
Physics
What is power output of a 60 kg person who walks up a 4 meter flight of stairs in 4.0 seconds?
asked by Anonymous 
sir damon or any one help
two cars moves around a circle of circumference 20m with speed of 5m/s and 15m/s, if the positions of these cars are observed every integer seconds, after how many seconds will the cars occupy the same position. Plz maths work needed than
asked by putman/raj 
science
how many atoms are in 10.0 grams of sulfur?
asked by maddy avery 
STATS MATH 300
In a recent study, 25 males used a new weightloss supplement, and all but 6 of them experienced weight loss after two weeks. In the same study, 50 females used the same supplement, and all but 8 of them experienced weight loss after two weeks. ALEKS
asked by Anonymous 
Language Arts
I had to do a compare and contrast essay on Star Wars and Lord of the Rings. I can't come up with a good title. It has to be creative and not too long. Any ideas?
asked by Sherlock 
Texas history
1. Who were the buffalo soldiers? A. AfricanAmerican US Calvary units that fought against the Comanche B. Comanche rangers who also hunted buffalo C. Private security hired by Texas cattleman to protect them from the Comanche D. Soldiers of signed by the
asked by Anonymous 
physics
Four very thin rods, each 13 m long, are joined to form a square, as part (a) of the drawing shows. The center of mass of the square is located at the coordinate origin. The rod on the right is then removed, as shown in part (b) of the drawing. What are
asked by Tyler 
Science
Other than moisture what are the three major components of the air you breathe
asked by Anonymous 
physics
The drawing shows three particles that are moving with different velocities. Two of the particles have mass m, and the third has a mass 2m. The third particle has a velocity of v3 = +5.1 m/s. At the instant shown, the center of mass (cm) of the three
asked by Tyler 
physics
Two particles are moving along the x axis. Particle 1 has a mass m1 and a velocity v1 = +4.3 m/s. Particle 2 has a mass m2 and a velocity v2 = 6.3 m/s. The velocity of the center of mass of these two particles is zero. In other words, the center of mass
asked by Tyler 
physics
A catapult used to hold a stone of mass 500grammes is extended by 2cm with an applied force F. if the stone leaves with a velocity 40ms1, the value of F is.
asked by emmanuel 
Algebra
The jaguars basketball team was down 21 points at halftime. In the second half, they started to catch up at a rate of 2 points per minute. The inequality below can be solved to determine the number of minutes it took the jaguars to take the lead. 21+2m>0
asked by Chloe 
physics
A stream of water strikes a stationary turbine blade horizontally, as the drawing illustrates. The incident water stream has a velocity of +16.0 m/s, while the exiting water stream has a velocity of 16.0 m/s. The mass of water per second that strikes the
asked by Tyler 
physics
A 0.540kg ball is dropped from rest at a point 2.30 m above the floor. The ball rebounds straight upward to a height of 1.10 m. Taking the negative direction to be downward, what is the impulse of the net force applied to the ball during the collision
asked by Tyler 
science (ASAP)
identify the terms or phrases that are paired together correctly a. deserts and dwarf trees b. temperate and deciduous forest and evergreen trees c. subarctic taiga and moss d. tundra and permafrost ***
asked by Miranda 
American Gov
“At times, a President has had to turn to roundabout methods in order to achieve his [treaty] goals. When a Senate minority defeated a treaty to annex Texas, President John Tyler was able to bring about annexation in 1845 by encouraging passage of a
asked by mstv1112 
Forensic Science
What drug is the greatest challenge for Forensic Science?
asked by Ari 
physics
A twostage rocket moves in space at a constant velocity of +4660 m/s. The two stages are then separated by a small explosive charge placed between them. Immediately after the explosion the velocity of the 1240kg upper stage is +5570 m/s. What is the
asked by Tyler 
English
In "A sound of thunder", the butterfly symbolizes A the fragility of life *** B spring, rebirth, renewal C changing into a new being D lying towards one's dreams
asked by Jade 
Social Studies
6: What advantage did the Confederates have during the war? A: They had more money for supplies B: They had a more advanced navy C: They knew the Southern countryside better D: They created African American militias 7. What was general Ulysses S. Grant's
asked by Reeces 
HELP AMERICAN GOV
“At times, a President has had to turn to roundabout methods in order to achieve his [treaty] goals. When a Senate minority defeated a treaty to annex Texas, President John Tyler was able to bring about annexation in 1845 by encouraging passage of a
asked by mstv1112 
maths
A bicycle has a radius of 28cm How far does it travel in four complete turns
asked by Emmanuel 
tips.
Please show your work. Tutors will not do your homework for you. Please show your work for any question that you are posting.
asked by Mrs. jones 
@ Flo From Progressive
Cheaters are not tolerated here! You are now banned from posting on Jiskha.
asked by Ms. Sue 
physics
After skiding down a snowcovered hill on an inner tube, Ashley is coasting across a level snowfield at a constant velocity of +2.5 m/s. Miranda runs after her at a velocity of +4.7 m/s and hops on the inner tube. How fast do the two of them slide across
asked by Tyler 
math
if 13 times a number x is added to twice its square.the result is 84.find x
asked by sandra 
Physics
A helicopter is ascending vertically with a speed of 5.20 m/s. At a height of 125 m above the Earth, a package is dropped from a window. How much time does it take for the package to reach the ground? [Hint: The package's initial speed equals the
asked by Jay 
9th grade alegbra  geometric sequence
Can you explain how to find explicit and recursive formula of geometric sequence given 2 terms? 23. a = 12, a = 6 ratio: 6/12 = 1/2 explicit: a = ar^(n1) 6 = a(1/2)^4 6 = a(0.37) 0.010 = a??? a = 0.010(1/2)^n1 recursive: a = ar a = 0.010(1/2)
asked by Alexis 
Math
A spinner is divided into 8 equal sections. Each section is numbered 18. Find each probability for one spin.
asked by Jonathan 
4th grade math
Ethan has 24 marbles. He gives 2/8 of his collection to his sister Ruby. How many marbles does Ruby get?
asked by Cedarius 
Math
math A particle A is projected vertically upwards from a point O on horizontal ground with speed 20ms. At the same instant a particle B is released from rest at point P which is 30 m above the ground. The point P Is not directly above O ignore air
asked by Mech 
123
plz halp on hw quik
asked by abc 
discret
Determine whether these are valid arguments. a. If x is a positive real number, then x2 is a positive real number. Therefore, if a2 is positive, where a is a real number, then a is a positive real number. b. Ifx2
asked by bob89 
Literature
How to find voice persona and tone in a poem Please give some examples thank you
asked by Loren 
Further mathematics
Find the resultant of the forces 10N and 15N with an angle of 120 between them.
asked by Tega 
Math
using each digit 09 exactly once to complete addition problem where answer is four digits.
asked by Lucas 
Menchville
A convex polygon has only the vertices JAMES. what is the sum of the measures of the interior angles of the polygon?
asked by Anonymous 
math
If a jet flies at a speed of 600 km/h, how many meters does it fly in 10 seconds? There are 1000 meters in 1 km
asked by jake 
Physics
A supersonic jet airplane passing directly overhead creates a shock wave that makes an angle of 51∘ with the horizontal. What is the speed of the airplane? I know that I need to use Sin(x)=c/v but keep getting an incorrect answer.
asked by Kelsey 
physics
A 3.67g bullet, traveling at a speed of 484 m/s, strikes the wooden block of a ballistic pendulum, such as that in Figure 7.14. The block has a mass of 186 g. (a) Find the speed of the bullet/block combination immediately after the collision. (b) How high
asked by Tyler 
riddle
A thing made with pride, with voices allied, each voice anew, away they flew.
asked by Mason 
Math
Find the slope of the line through each pair of points. Simplify as much as possible (2g,6h), ( 2i,7g)
asked by Kevin 
Chemistry
The volume of a sample of a gas is 41.5 L at 8.28 atm and 467 K. What volume in L will it occupy at 3.03 atm at the same temperature?
asked by dubz 
Math
Write an equation in pointslope form to represent the situation. Assume a linear relationship between the given quantities. In 1998, the deer population of a certain area was 1200. In 2006, the population was 2000.
asked by Kevin 
Math
Describe the transformation that changes triangle ABC to triangle A'B'C A:Rotation B:Translation C:Reflection D: None of the above I am almost positive it is a translation
asked by Reeces 
math
Fred has 10 feet of wire. He decides to cut it into equallength pieces. How many pieces will he get if each piece is 4 ft long?
asked by Anonymous 
US History
How did jefferson and washington establish a stable government after the adoption of the constitution
asked by Maya 
English
Either Chris or the new employee ________ the mail before Dolores or Charles ________.
asked by Anonymous 
math please help
which fraction is equivilent to 4% A. 1/50 B. 2/25 C. 1/25
asked by krystina 
Algebra
9,12,15,19,...
asked by Kendrick 
Science
If changing conditions lead to decreased oxygen levels in the stream, the carrying capacity of the stream for the trout will decrease. Oxygen level in water is therefore a(n) _____________ with respect to the number of trout that a particular stream can
asked by Help I need somebody not just anybody 
English
In the Miranda decision, the Supreme Court ________ that officers ________ warnings to potential criminals.
asked by Anonymous 
Algebra
A model rocket is launched straight upward from the side of a 256ft cliff. The initial velocity is 96 ft/sec. The height of the rocket h(t) is given by: h(t) =16t^2+96t+256 where h(t) is measured in feet and t is the time in seconds. Determine the time
asked by Lia 
Science
.Fertilizers and pesticides applied to farm fields in Pennsylvania have made their way down into the Chesapeake Bay in Maryland. This is an example of _________________ pollution. Ms.Sue
asked by Help I need somebody not just anybody 
US History: New info. Ms. Sue
I have George washington: 1) appting cabinet heads 2) jay's treaty 3) judiciary act of 1789 4) crushing whiskey rebellion Jefferson: 1) Louisiana purchase 1803 2)embargo act (it failed, but led to a greater plan w/ only stoping UK & FA trade some of the
asked by Maya 
Algebra
Find the value of x so that the line through the points has the given slope (2,2) and (x,9);slope: undefined
asked by Kevin 
History
How did thomas jefferson and george washington establish a stable government I have George washington: 1) appting cabinet heads 2) jay's treaty 3) judiciary act of 1789 4) crushing whiskey rebellion Jefferson: 1) Louisiana purchase 1803 2)embargo act (it
asked by Maya 
math
write a situation that matches the expression 4(5x)+6
asked by jazmin 
Math
24 miles per gallon to miles per quart
asked by Anonymous 
HISTORY PLS HELP!!!!!
How did thomas jefferson and george washington establish a stable government I have George washington: 1) appting cabinet heads 2) jay's treaty 3) judiciary act of 1789 4) crushing whiskey rebellion Jefferson: 1) Louisiana purchase 1803 2)embargo act (it
asked by Maya 
Geometry
right triangle ABC B is vertex with right angle
asked by Chloe 
math
At 9:30a.m, Sean started filling a swimming pool. At 11:30a.m, he had filled 1,800gallons. At what time will the pool be full?
asked by aliyah 
Science
why can't a model of the solar system be proportionate in distance b/w the planets and size of the planets? I think that a scale model that is proportionate could include both
asked by Lori 
singh
a circle inscribed in regular hexagon with each side of regular hexagon √3 cm find area of circle
asked by Abhishar 
FRS
Steve uses 8/9 gallons of paint to paint 4 identical birdhouses. How many gallons of paint does he use for each birdhouse
asked by Anonymous 
Math
a coin was tossed and a spinner with three equal sections numbered 1 to 3 was spun. what is the experimental probability that the next toss and spin will result in 3 and Tails?
asked by Sana 
HISTORY PLS HELP!!!!!
How did thomas jefferson and george washington establish a stable government I have George washington: 1) appting cabinet heads 2) jay's treaty 3) judiciary act of 1789 4) crushing whiskey rebellion Jefferson: 1) Louisiana purchase 1803 2)embargo act (it
asked by Maya 
Math
How many 4/5foot planks can be cut from a board which is 12 feet long?
asked by Jake 
Algebra 7th grade
I need help putting this problem into slope intercept form please. (3,4)m=2 Thank you.
asked by Mike 
Social Studies
Who's job is it to line up the votes of the members of the party that holds the most seats in a chamber? A) president pro tempore B) Speaker of the house C) Minority whip D) majority whip **** The president of the Senate also serves as the _____? A) Head
asked by Rebecca 
Precalculus
What are all the complex and real solutions for x? Where: (x+1)^6 = x^6 and x is complex? The real solution is 1/2 and, the only other solution I could find was x = (1)^(1/3)
asked by SAM 
@eggo  cheater
Cheating is not allowed here. You're banned from posting because you just asked for answers.
asked by Ms. Sue 
Writing
When writing an essay, should I only cite paraphrased or quoted information in my bibliography? If I use something for background info., do I have to cite it.
asked by Maya 
math
y = x+6 y = 2x+3
asked by max 
English
Gripping the rail, "Lindsey stepped onto the ice". A.) independent clause B.) adjective clause C.) adverb clause D.) noun clause c??
asked by Jade 
Another cheater banned
Please do not ask for answers here. It will get you banned from posting.
asked by Ms. Sue 
Quoting
does this work for citations George Washington created the Proclamation of Neutrality, which stopped "American ships from supplying war material" to France and Britain during the French Revolution.(Marlin, 3).
asked by Maya 
Algebra 7th grade
I need help putting this problem into slope intercept form please. (3,4) m=2 Thank you.
asked by Mike 
History
Can anyone refer me to a good timeline of Jefferson's presidency? Thank you!!!
asked by Maya 
Geometry
What is the difference between the symmetric and reflexive properties when doing triangle congruency proofs?
asked by Maya 
Math
Suppose you roll a regular six faced dice 600 times about how many times would you expect to get a four
asked by Alfredo 
Math
A bag contains 57 coins, which are only quarters(Q) and dimes (D). The total value of the coins is $9.45. How many times are in the bag?
asked by Brielle 
Algebra
Y=3.25 k(x)=0.75
asked by Iyonce 
eng
In Ray Bradbury’s short story “A Sound of Thunder,” which of Mr. Eckels’s character traits leads to drastic consequences for the rest of the world? (1 point) his lack of curiosity his carelessness his fearfulness*** his greed
asked by ally 
Soc studies
The Canadian Shield has few Rich minerals,is this true or false?
asked by Harley 
MathRatios
In a college library, there are 4 times as many nonfiction books as fiction books. A.Find the ratio of the number of nonfiction books to the number of fiction books. B.How many times the number of nonfiction books is the number of fiction books? C.Suppose
asked by Elizabeth 
Math
If two circles have the same radius, is having the combined area of the two circles the same as having twice the circumference? This has been bothering me for the past hour and I cant seem to solve it. It would seem likely to be the same.
asked by Naleena 
eng
the primary purpose to al gore's an inconvenient truth is a. to inform the readers that there is environmental hazard in burning fossil fuels b. to entertain readers with stories from his college days and his professor's quotations c. to persuade the
asked by help 
math
Find the angle formed when [4,4,2] and [4,3,12] are placed tailtotail; then find the components of the vector that results when [4, 3, 12] is projected onto [4, 4, 2].
asked by anonymous 
math
What is the equation for finding the projection of vector u onto vector v without using an angle theta?
asked by anonymous 
Math
Parentheses in number sentence (3015)*2=
asked by Anonymous 
Math
How do I prove that secθ  tanθsinθ = cosθ So far I have LS 1/cosθ  sinθ/cosθ (sinθ) =1/cosθ sin^2/cosθ
asked by Trisha 
homework help
Ok, so...I've been waiting for almost an hour for feedback and I have not been getting an answer. Is that how this website runs or something?
asked by ugh 
MATH
Let A = (0,0,0), B = (9,8,12), and C = (6,2,3). Find coordinates for the point on line AB that is closest to C.
asked by HELP!!!!!!!!!