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Questions Asked on September 21, 2011

A woman standing on a hill sees a flagpole that she knows is 65 ft tall. The angle of depression to the bottom of the pole is
1. 2 answers
2. asked by Dominic
3. 9,252 views
R. H. Bruskin Associates Market Research found that 40% of Americans do not think that having acollege education is important to
1. 3 answers
2. asked by FAKAAPO
3. 8,936 views
An automatic machine in a manufacturing process is operating properly if the lengths of an important subcomponent are
1. 1 answer
2. asked by Meghan
3. 7,758 views
find the measure of each angle of an isosceles trapezoid if two of the angles has measures in the ratio of 2:3.
1. 4 answers
2. asked by Lissa
3. 5,564 views
Europium has two stable isotopes, 151 Eu (150.9198 u) and 153 Eu (152.9212 u). The atomic mass given for Eu is 151.9640 u. What
1. 2 answers
2. asked by joan
3. 4,517 views
Nitrogen dioxide decomposes at 300°C via a second-order process to produce nitrogen 14) monoxide and oxygen according to the
1. 3 answers
2. asked by Maylen
3. 4,264 views
Jake says that adding 0 does not change a sum. Is he correct? explain.
1. 10 answers
2. asked by d
3. 3,710 views
write a negation of the statement...not all people like football
1. 1 answer
2. asked by kim
3. 3,682 views
Trisha drew a pair of line segments starting from a vertex.Which of these statements best compares the pair of line segments
1. 2 answers
2. asked by Anonymous
3. 3,679 views
Vector V represents a displacement of 120 km at 29.0 degrees counterclockwise from the x axis. Write V in unit vector notation.E
1. 3 answers
2. asked by GV
3. 3,534 views
the melt in your mouth chocolate factory sells three times as many mints as it sells almond bars.it sells half as many almond
1. 4 answers
2. asked by felix
3. 3,129 views
Do these passages contain ought imperatives?1) Toby, never throw a pen at your sister! You could put an eye out! 2) Never raise
1. 2 answers
2. asked by Alex L.
3. 2,962 views
Let A be the region bounded by the curves y=x^2-6x+8 and y=0, find the volume when A is revolved around the x-axis
1. 1 answer
2. asked by Anonymous
3. 2,844 views
Two identical point charges are fixed to diagonally opposite corners of a square that is 1.5 m on a side. Each charge is +2.0
1. 3 answers
2. asked by Traci
3. 2,696 views
The line y=2x + b is tangent to the graph y= sqrt x at the point P= (a,sqrt a). Find P and determine b
1. 1 answer
2. asked by erika
3. 2,648 views
a boy spent 2/5 of his money on sweets and 1/3 on records. what fraction of his money did he spent? what fraction of his money
1. 11 answers
2. asked by nerissa
3. 2,551 views
Initially (at time t = 0) a particle is moving vertically at 5.8 m/s and horizontally at 0 m/s. Its horizontal acceleration is
1. 1 answer
2. asked by alex
3. 2,369 views
:Find a counterexample of the following definition:All balls are spheres:
1. 3 answers
2. asked by izzy
3. 2,299 views
A scientist wants to determine the best conditions for hatching brine shrimp eggs. In alaboratory, brine shrimp hatch at room
1. 3 answers
2. asked by hoover
3. 2,272 views
AD is an altitude of an isosceles triangle ABC in which AB=AC. Show that AD bisects BC.
1. 2 answers
2. asked by Anonymous
3. 2,199 views
Fundamental Problem 15.12The cannon and support without a projectile have a mass of 250 kg. If a 20 kg projectile is fired from
1. 1 answer
2. asked by Kate
3. 2,148 views
Geometric Proofs....Write a justification for each step Given: AB = EF, B is the midpoint of Line AC and E is the midpoint of
1. 2 answers
2. asked by David
3. 1,968 views
Hanson Company uses the weighted-average method in its process costing system. The first processing department, the Welding
1. 2 answers
2. asked by anonymous
3. 1,818 views
The head of a hammer is loose and you wish to tighten it by banging it against the top of a workbench. Why is it better to hold
1. 1 answer
2. asked by Hunter
3. 1,786 views
Two carts ( a's mass = 4.5 kg and b's mass = 1.5 kg) are held against a strong compressed string. The carts are released
1. 1 answer
2. asked by Aubbie
3. 1,743 views
Identify one way in which animals affected the way people lived in the Stone Age.
1. 5 answers
2. asked by Marrisa
3. 1,731 views
the deck in hopes's backyard is round. it has 5 posts evently spaced around the edge to support a trellis. for her birthday
1. 2 answers
2. asked by Anonymous
3. 1,729 views
This circle has a circumference of 56. What is the radius of the circle?
1. 2 answers
2. asked by j
3. 1,700 views
Chairs in an auditorium are arranged in rows in such a way that the first two rows each have the same number of chairs. The
1. 2 answers
2. asked by Anonymous
3. 1,659 views
use your calculator.show 14. broken keyr is 1. show 2 ways
1. 2 answers
2. asked by daniel
3. 1,637 views
A toy train is pushed forward and released at = 3.5 with a speed of 1.0 . It rolls at a steady speed for 1.2 , then one wheel
1. 3 answers
2. asked by smarth
3. 1,601 views
A child is in danger of drowning in the Merimac river. The Merimac river has a current of 3.1 km/hr to the east. The child is
1. 1 answer
2. asked by aaa
3. 1,599 views
a rocket is launched at an angle of 53 degrees above the horizontal with an initial speed of 75m/s. It moves for 25 seconds
1. 1 answer
2. asked by David
3. 1,475 views
If 10.00 g of water are introduced into an evacuated flask of volume 2.500 L at 65 degreed celcius, calculate the mass of water
1. 2 answers
2. asked by Amber
3. 1,470 views
In an 8.00 race, one runner runs at a steady 11.8 and another runs at 14.5 .How far from the finish line is the slower runner
1. 5 answers
2. asked by smarth
3. 1,460 views
Calculate the number of grams of Fe found when 0.400kg of Fe2O3 reacts
1. 1 answer
2. asked by Anonymous
3. 1,390 views
The scores on the final exam in a course have approximately a bell-shaped distribution. The mean score was 72, the highest score
1. 2 answers
2. asked by Chris
3. 1,389 views
Mickey lives 35 miles away from his grandparents home. His Aunt Roz lives 24 miles farther than his grandparents. How far does
1. 6 answers
2. asked by Dy
3. 1,364 views
a body weighing 40N drops freely from a hieght of 50m and penetrates into the ground by 100cm.find the average resistance to
1. 3 answers
2. asked by impulse and momentum
3. 1,330 views
2-5 Grade Determination is says " Write a program that will input three test scores. the program should determine and display
1. 1 answer
2. asked by Jimmy
3. 1,300 views
Calculate the amount work done on 60 N of force is used to move an object a distance of 4.0 meters
1. 1 answer
2. asked by Joe Barrera
3. 1,285 views
Suppose right triangle ABC has one acute angle 47º. Suppose also that right triangle DEF has an acute angle 43º. How are
1. 2 answers
2. asked by Blanca
3. 1,206 views
Gayle had 5 1/3pounds of candy.She put 1 1/2 pounds of candy into each gift bag.How many gift bags could she fill completely
1. 1 answer
2. asked by Michelle
3. 1,204 views
Reasoning What property of addition is shown in the following number sentence? Explain. 7 + (3 + 5) = (7 + 3) + 5
1. 3 answers
2. asked by Anonymous
3. 1,198 views
Miles per gallon. In its Fuel Economy Guide for 2008 model vehicles, the Environmental Protection Agency gives data on 1152
1. 1 answer
2. asked by MAC
3. 1,194 views
a student heats 2.005 g of a copper bromide hydrate of unknown molecular formula, completely driving off the water of hydration,
1. 1 answer
2. asked by anonimo
3. 1,187 views
Show how the Commutative Property of Addition works using the numbers 2, 3, and 5.
1. 2 answers
2. asked by k
3. 1,185 views
Hi! Um.. What is the synonym of length?Please choose from this list: acute duration fidelity headstrong pacify refute Please
1. 5 answers
2. asked by saranghae12
3. 1,181 views
what is the chemical name of NaKC8H4O4
1. 1 answer
2. asked by kirby
3. 1,159 views
need to estimate to find quotient:-476 / 90 ESTIMATE IS -450 / 90 IS -5 IM NOT UNDERSTANDING ESTIMATE FOR 538/ (-63) 479 / (-61)
1. 1 answer
2. asked by MARKO
3. 1,134 views
0.250g of phthalic acid is dissolved in 40.00cm^3 of 0.100 mol dm^-3 NaOH. It requires 11.80 cubic centimeters of 0.100
1. 2 answers
2. asked by Petty
3. 1,119 views
I really need to know where exactly are examples of paradox in Lord Henry's speech I sent you.I'm including three more
1. 1 answer
2. asked by Henry2
3. 1,117 views
Emily wants to buy turquoise stones on her trip to New MExico to give to at least 4 of her friends. The gift shop sells stones
1. 1 answer
2. asked by Austin
3. 1,108 views
Nitrogen dioxide decomposes at 300°C via a second-order process to produce nitrogen 14) monoxide and oxygen according to the
1. 1 answer
2. asked by Maylen
3. 1,078 views
the perimeter of a rectangle is 46 feet. The width is 3ft less than twice the length. find the length and width of the rectangle
1. 1 answer
2. asked by Anonymous
3. 1,067 views
A buffer that is 0.271 M in acid, HA, and 0.150 M in the potassium salt of its conjugate base, KA, has a pH of 2.85. What is the
1. 1 answer
2. asked by Rachel
3. 1,062 views
Can you construct a pair of random variables such thatVar(X)=Var(Y)=1 and Cov(X,Y)=2?
1. 2 answers
2. asked by clarkson
3. 1,053 views
1.The largest of the salivary glands is theA. Submandibular B. Sublingual C. Minor D. Parotid 2.The portion of the tooth that is
1. 2 answers
2. asked by Ruby
3. 1,050 views
A cylinder has 500 cm^3 of water. after a mass of 100 grams of sand is poured into the cylinder and all air bubbles are removed
1. 2 answers
2. asked by Marilyn
3. 1,047 views
while john is traveling along an interstate highway, he notice a 160-mile marker a he passes through town. later john passes
1. 2 answers
2. asked by anonymous
3. 1,038 views
what tools do we use to measure mass what units do we use when measuring
1. 1 answer
2. asked by shion
3. 1,037 views
Why whales live in oceans?
1. 1 answer
2. asked by Abby
3. 1,036 views
Is there any online textbooks I may use to finish my social studies?
1. 1 answer
2. asked by nosym
3. 1,035 views
Indicate the concentration of each ion present in the solution formed by mixing the following. (Assume that the volumes are
1. 1 answer
2. asked by Anonymous
3. 1,023 views
4NH3+5O2--->4NO+6H2Odetermine the amount of oxygen needed to produce 1.2x10^4mol of nitrogen monoxide gas
1. 1 answer
2. asked by Sven
3. 1,021 views
Geometric Proofs....Write a justification for each step Given: AB = EF, B is the midpoint of Line AC and E is the midpoint of
1. 2 answers
2. asked by David
3. 1,020 views
Briefly discuss the usefulness of studying commercial law
1. 1 answer
2. asked by Anonymous
3. 1,015 views
1. A ball rolling on a platform at 4 m/s rolls off of the platform at 4 m/s and hits the ground 8 m from the base of the
1. 0 answers
2. asked by chris
3. 997 views
0.250g of phthalic acid is dissolved in 40.00cm^3 of 0.100 mol dm^-3 NaOH. It requires 11.80 cubic centimeters of 0.100
1. 3 answers
2. asked by Petty
3. 991 views
A 10 kg cart was observed moving north with a speed of 15 m/s before it collided with an identical cart moving south at 10 m/s.
1. 0 answers
2. asked by Elisabeth
3. 973 views
a rock is dropped from a height of 15m above the ground. when it hits the ground, it leaves a hole 12cm deep. what is the speed
1. 2 answers
2. asked by Taylor
3. 968 views
For the Arithmetic sequence, determine the value of t1, and d. An explicit formula for the general term. And T20.7/4, 1, 1/4,
1. 1 answer
2. asked by Anonymous
3. 930 views
An air track glider, 8.0 cm long, blocks light as it goes through a photocell gate. The glider is released from rest on a
1. 0 answers
2. asked by John
3. 924 views
Answer the following two questions about the equivalence point for the titration of 27.8 mL of 0.235 M hypobromous acid (pKa =
1. 1 answer
2. asked by Rachel
3. 918 views
determine the mass of a ball with a velocity of 35.1 m/s and a wavelength of 8.92 x 10^-34
1. 0 answers
2. asked by Thomissa
3. 916 views
a bank of 16 floodlights together use 5600 watts of power how much power is used by each bulb
1. 2 answers
2. asked by Vincent
3. 911 views
To find 38 + 45, you could first find 38 + 50 = 88. Then what should you do.
1. 2 answers
2. asked by Dy
3. 907 views
A ball dropped from the roof of a building take 4s to reach the street. How high is the building?
1. 2 answers
2. asked by yolanda
3. 902 views
Evaluate the indefinite integral ofInT(-x^3+9x^2-3x+2)/(x^4-2x^3) I got ((1-2x)/(2x^2))+3*ln(2-x)-4*ln(x)+c but apparently
1. 1 answer
2. asked by Gabrielle
3. 900 views
17. O.S.R. Manufacturing Inc. is a manufacturer, distributor, and installer of kitchen cabinets.Its manufacturing plant and
1. 0 answers
2. asked by Gloria
3. 897 views
You carry a 20 n box 5 m horizontally across a room. The work you do is? Is 4 J correct?
1. 0 answers
2. asked by Karen
3. 890 views
If a block is 12cm wide, 7cm long and 9 cm then how much of the block will be below the surfaceof the water if the block weights
1. 1 answer
2. asked by Jen
3. 889 views
Write and answer the hidden question. Then solve.1. Gloria talked on her cell phone for 320 minutes the first month, 243 minutes
1. 11 answers
2. asked by mathhater2192
3. 883 views
I need help with these following questions:1. Which type of graph is best to illustrate differences in data by using bars to
1. 2 answers
2. asked by Anonymous
3. 880 views
I THINK I MAY HAVE DONE MY HOMEWORK WRONG BECAUZE IT SAYS TO : ESTIMATE THE PRODUCT OR QUOTIENT. SOWOULD THAT MEAN TO ACTUALLY
1. 4 answers
2. asked by MARKO
3. 878 views
Input a list of positive numbers (terminated by 0) into an array, find the mean (average) of the numbers in the array, and
1. 1 answer
2. asked by Darlene
3. 875 views
A tennis ball is thrown vertically upward with an initial velocity of +7.0 m/s.What will the ball’s velocity be when it
1. 1 answer
2. asked by Vanessa
3. 861 views
explain why the synthesis of proteins, DNA and RNA requires energy.thanks :)
1. 1 answer
2. asked by grace
3. 854 views
One day we decided to drive from Town A to Town D. In order to get there we had to drive through Town B and then Town C. It is
1. 2 answers
2. asked by jake
3. 852 views
jason drives due west with a speed of 35.0 mi/h for 30.0 min, then continues in the same direction at 60 mi/h for 2.00 hrs, then
1. 1 answer
2. asked by Kate
3. 851 views
I'm having trouble with identifying the word in parathesis in the sentence- The Puritans considered buttons a (sign) of vanity.I
1. 2 answers
2. asked by ron
3. 848 views
PUC raised money for the recent disaster victims.They decided to allocate the money in manner: 1/3 of the money goes for medical
1. 1 answer
2. asked by Michelle
3. 847 views
I think I need help with this problem-3+ square root(x-6) = square root of (x+9) I thought I should square everything to get rid
1. 3 answers
2. asked by Joseph P.
3. 846 views
1. Prejudicial behaviors by young children, particularly in the 3 to 5 year age group, are not rooted in: A. Cognitive inability
1. 3 answers
2. asked by Vanessa
3. 846 views
THE WATTAGE OF AN APPLIANCE INDICATES THE AVERAGE POWER CONSUMPTION IN WATTS(W),WHERE 1W =1J/S WHAT IS THE DIFFERENCE IN THE
1. 0 answers
2. asked by lucy
3. 833 views
what is the sum of the 4 in 541,000
1. 3 answers
2. asked by dorisbrawley
3. 831 views
Indicate whether the underlined words or groups of words need capital or lower case letters by selecting the best choice.
1. 1 answer
2. asked by Donna
3. 831 views
Could someone explain how to identify first person, first peripheal, third person omniscient,third person limited or third
1. 2 answers
2. asked by Raymond
3. 819 views
In this sentence I am suppose to give the simple subject and simple predicate.1. The clay is usually hard and brittle at first.
1. 3 answers
2. asked by Reed
3. 813 views
square roots to the nearest tenth of 42
1. 2 answers
2. asked by felix
3. 813 views

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