Questions Asked on
August 8, 2015

Math
Let ∠X and ∠Y be complementary. If sin(X) = 3/5 and cos(X) = 4/5 then what is the value of sin(Y)? A)3/5 B) 4/5 C) 5/4 D) 5/3 Is it A?
asked by Yolanda 
wits
Vector A has magnitude of 75 units and points in the positive x direction.vector C = A+B points points in the y direction and has magnitude of 95m.(a) sketch vector A; B & C. (b) Estimate the magnitude & direction of vector B. (c) verify your estimate in
asked by Anonymous 
Sociology
What are necessary to explain research findings? a variables btheories c symbols d research models I'm not sure of the answer because you would need models to conduct the research and theories to model the research. I don't think symbols would explain
asked by Steve 
Math
Trina has $1000 to purchase an opentop cylindrical dog pen in her backyard. She wants the height of the pen to be 5 feet. If the pen costs $1 per square foot, what is the biggest pen (in terms of the radius) that she can afford? Round your answer to the
asked by Yolanda 
computer programming
Boardman College maintains two files—one for Sociology majors and another for Anthropology majors. Each file contains students' ID numbers, last names, first names, and grade point averages. Each file is in student ID number order. The college is merging
asked by John 
Math
A circle has an area of 36 in2. What is the area of a sector of the circle that has a central angle of π/6 ? A) 3 in2 B) 6 in2 C) 12 in2 D) 196 in2 I think Its 12
asked by Yolanda 
physics
A swimmer, capable of swimming at a speed of 1.81 m/s in still water (i.e., the swimmer can swim with a speed of 1.81 m/s relative to the water), starts to swim directly across a 2.29kmwide river. However, the current is 1.31 m/s, and it carries the
asked by anonymous 
Math
A gallon of milk costs $3.80. If there are 128 ounces = 1 gallon ,how much money does an 8 ounce glass of milk cost? (Change ounces to gallons to dollars)
asked by Hailey 
Math
In a shop selling bicycle and tricycle, a total of 80 pedals and a total of 98 wheels were counted. How many bicycles and tricycles does he have?
asked by Ira 
Science
Balance this equation using oxidation method:I2+HNO3>HIO3+NO2+H2O
asked by Sadiya 
phy.
If you witnessed a broadside collision, would you expect that the velocities and weights of the cars determine where the cars will land after collision?
asked by ll 
Physics
A dog runs west for 20m then north for 15m. What is the resultant displacement of the dog graphically and by calculations?
asked by Sfundo 
physics
A golfer hits a shot to a green that is elevated 2.70 m above the point where the ball is struck. The ball leaves the club at a speed of 19.0 m/s at an angle of 36.0˚ above the horizontal. It rises to its maximum height and then falls down to the green.
asked by anonymous 
Physics
Just reposting. A spaceship is on a straightline path between the Earth and the Moon. At what distance from Earth is the net gravitational pull on the probe from the Earth and the moon zero? Mass of Earth = 6×10^24 kg. Mass of Moon = 7×10^22 kg. The
asked by Yoyo 
Physics
Leila walks south for 20m and then west for 20m. What is her resultant displacement graphically?
asked by Sfundo 
World History
Why did Mesopotamia citystates flourished? Was it due to specialized labor or conquered an area large enough to make themselves selfsufficient.
asked by Ken 
PHYCICS
if length of a wire increasES BY 20% THEN WHAT IS %INCREASE RESISTANCE
asked by RAM 
Math
what is a real life example of 3/4 divided by 1/2
asked by Kyle 
Psychology
Dissociation and selective attention are two possible explanations for the phenomenon of
asked by Tony 
physics
A 50.9kg crate rests on a level floor at a shipping dock. The coefficients of static and kinetic friction are 0.526 and 0.311, respectively. What horizontal pushing force is required to (a) just start the crate moving and (b) slide the crate across the
asked by anonymous 
algebra
The perimeter is 38.8 millimeters and the length is 2.4 times the width. (Round your answers to one decimal place.
asked by john 
physics
A golfer hits a shot to a green that is elevated 2.70 m above the point where the ball is struck. The ball leaves the club at a speed of 19.0 m/s at an angle of 36.0˚ above the horizontal. It rises to its maximum height and then falls down to the green.
asked by anonymous 
Important question regarding chemistry
Explain intermolecular hydrogen bonding with reference to ortho nitrophenol
asked by Sonam 
Math
Peter is 8 years younger than Alex. In 9 years' time, the sum of their ages will be 76. How old is alex now?
asked by Josh 
physics
Using the following conversion factors, determine the number of milliliters in a volume of 2.37 fluid ounces: 1 gallon (gal) = 128 oz., 3.785 x 103 cubic meters (m3) = 1 gal, 1 mL = 106 m3. I got an answer 7.09ml, but it's incorrect, so confused how to
asked by Jack 
sakre school
A piece of material subjected to three mutually perpendicular stresses of 70, 56 and 84 Mpa. If E = 200GPa, Poisson's ratio = 0.28, determine (10) (a) Principal strains (b) Shear modules (c) Bulk modules.
asked by avin 
Math
You and five of your friends like to go to McDonalds once a week and get Happy Meals for the prize inside. McDonalds has just started a new “dinosaur toy” promotion for their Happy Meals with six different dinosaurs you can collect: Brachiosaurus,
asked by Joe Rivers (parent) 
physics
damon,reiny,steve,ms sue.plz get a solution 2 my question please itz urgent!!!
asked by edward 
Physics
A lumberjack (mass = 104 kg) is standing at rest on one end of a floating log (mass = 234 kg) that is also at rest. The lumberjack runs to the other end of the log, attaining a velocity of +3.18 m/s relative to the shore, and then hops onto an identical
asked by Cassie 
Medical Billing
You're a coder who's reviewing the record of a 62yearold woman who was admitted to the hospital with shortness of breath and minor chest pain. The doctor diagnosed the patient with Staphylococcus aureus pneumonia and you assigned a code of 482.41.
asked by Anonymous 
Math
ln(y9)ln7=x+lnx Thank you sooo much for helping:))))
asked by Lucas 
Mathematics , business studies , economics , geography
Which courses or careers i should follow doing those subjects
asked by William 
Maths pure, economics, business studies, geography
Which careers or courses i should do doing those subjects
asked by William 
Maths
20 children go for a picnic in a bus. They are to sit 2 or 3 to a seat. There are 7 seats. How many seats will have 3 children seated on them?
asked by mamta 
Math
I have finished Summer Work all but this one. Denver beat the Giants in a game. The sum of their scores was 44. The difference of their scores was 20. How many points did Denver score? I don't want the answer, I just want to know how to figure it out.
asked by Kyle 
science
Whar are two longest wavelength in frequency 1kghz and 200kghz
asked by aman 
physics
A proton with charge mass ratio of 108 C/kg is moving in a circular orbit in a uniform magnetic field of 0.5T .Calculate the frequency of revolution.
asked by Simran 
Maths I NEED AN ANSWER ! THE 6 IS ALL I KNOW!!!
Angel is thinking of a number. All its digit are even numbers. The sum of its digit is 18. The digit 6 stands for sixty. The smallest of the three digits is in the tenths place. The greatest of the three digit is in the ones place. What number is Angel
asked by Donna 
algebra
sketch the graph of each linear inequality x>5
asked by gwen 
DAMON, Please where are, please scrol down answer my question please
please scrol down and answer my question
asked by Godwin 
physics
qustion(1):A rectangular face of a casting 250mmx100mm is to be machined on a sharper.if the average cuting speed is to be 20m/min and the feed is to be 2mm/stroke,calculate the time taken to machine the face of casting.allow 5mm overun at each end of the
asked by edward 
Physics
so i need to calculate the moment of inertia of the pulley and the angular acceleration of the pulley. mass A = 9kg Mass B = 15kg Inner pulley= Mass 3kg R= 6cm Outerpulley= mass 7kg R=12cm both are disks glued together. it is a composite pulley with two
asked by john 
sales
are interested in buying a new car and Bob let's you borrow one of the new cars on his lot for a week to test drive. You decide you like the car and when you visit Bob to drop off the car, he hands you the following document and a pen: May 1, 201x I
asked by Anonymous 
algebra i
two rubber balls are dropped from two different heights 136 ft and 287 ft. Find the function that describes them. I believe it is H(t) = 16t^2 + 136 and H(t) = 16 ^2 + 287. There are no answers in the book . I assumed velocity is 0. Am I correct? Thanks,
asked by Sandy 
algebra 1
How many solutions are there to the system: y=1+2x+x^2 y=1x Write your answer as an integer.
asked by sydney 
Math
Interval it exists on: (5x)y"+3xy'y=1 y(0)=2
asked by Eric 
Microeconomics
A firm currently uses 40,000 workers to produce 180,000 units per day. The daily wage per worker is $100, and the price of the firm’s output is $28. The cost other variable input is $500,000 per day. (Note assume that output is constant at the level of
asked by Anonymous 
org chem
is precipitation technically the same as crystallization?
asked by dane 
Trig
cos 13 pi = ?
asked by Anonymous 
Physics
Just reposting. A cricket ball rotates at 1800 rev/min as it travels through the space in a straight line at 160 km/hr. How many times does it revolve after traveling 20m? Can someone confirm with me if 13.5 revolutions in 20m is right. That's the answer i
asked by Yoyo 
Topology
Let (X,d) be the discrete metric space and let S be a infinite subset of X. Create a proof that S is noncompact in X. Thanks.
asked by Anonymous 
algebra
sketch the graph of each linear inequality 3x+2y>10
asked by gwen 
math
ln(y+1)+ln8=x+lnx
asked by assma 
math
the difference between two prime numbers is 1985 the larger of these prime numbers is what
asked by Anonymous 
math
x^{2}16x+56 = 4x7 what does x equal?
asked by ash 
math
how do I write 6 2/3 + 3 4/5 to its simpliest form. This is how I did it. Could someone tell me if its write?. Or give me the proper steps to doing this? 6 2/3 + 3 4/5 = 20/15 + 19/15= 39/15= 2 9/15 = 2 3/5
asked by CJ 
math
prove sum(x^2)=n(n+1)(2n+1)/2 from x=1 to x=n
asked by assma 
ENN 103F
how can non human characters be used to represent race?
asked by tshepo rakereng