Questions Asked on
April 2, 2020

math
Violeta wants to install new tiling in her kitchen. She places two triangular tiles together as shown in the following figure. In order to plan her installation, she needs to find the length of BC . A_____________D The rectangle has a diagnol line in the
asked by miriam 
US History
Here is 10 questions that I would like someone to double check for me. Civil Rights and the Vietnam War Unit Test 1. Drag each description to the correct form of segregation. Intimidation and violence toward different races was common; Student Nonviolent
asked by Bri 
science
For a 1.00 m (100 cm) crumple zone, how much deformation do you think is needed in order to keep the passenger the safest?
asked by mzvd /ak 
Calculus, math
Consider the function below. (If an answer does not exist, enter DNE.) f(x) = e^arctan(7x) I did the problem but I have mistakes on some items. I think the ff. are right: Vertical Asymptote: x = DNE Horizontal Asymptote: y = e^(pi/2), e^(pi/2) Interval
asked by D 
Calculus
Suppose the functions f and g and their derivatives have the following values at x = 1 and x = 2. Let h(x) = f(g(x)). Evaluate h′(1).
asked by Cool 
Algebra
A model rocket is launched from a roof into a large field. The path of the rocket can be modeled by the equation y = 0.04x^2+5.8x+4.9, where x is the horizontal distance, in meters, from the starting point on the roof and y is the height, in meters, of
asked by Lindsey 
Math
x and y are points on the earth's surface at opposite ends of a diameter through the centre of the Earth. (a) If the longitude of x is 19 degrees East, what is the longitude of y? (b) If the latitude of x is 52 degrees North, what is the latitude of y?
asked by Knox 
Maths
Explain what you've used and why? There are a large number of students in Luttley College. 60% of the students are boys. Students can choose exactly one of Games, Drama or Music on Friday afternoons. It is found that 75% of the boys choose Games, 10% of
asked by Raj 
Physics
A cop cars siren has a frequency of 700Hz. If you are standing on the sidewalk as the cop car approaches you at the speed of 25 m/s, what frequency would you hear? The speed of sound is 340 m/s
asked by Amina 
math
four friends shared 1/2 of one carton of orange juice. what fraction of each carton of juice did each friend get?
asked by addison 
science
Read the passage from “Why Leaves Turn Color in the Fall.” Anthocyanin, the pigment that gives apples their red and turns leaves red or redviolet, is produced by sugars that remain in the leaf after the supply of nutrients dwindles. Unlike the
asked by annie 
Chemistry
A critical reaction in the production of energy to do work or drive chemical reactions in biological systems is the hydrolysis of adenosine triphosphate, ATP, to adenosine diphosphate, ADP, as described by the reaction ATP(aq) + H2O(l)>ADP(aq) +
asked by SG 
Maths
Repost Explain what you've used and why? There are a large number of students in Luttley College. 60% of the students are boys. Students can choose exactly one of Games, Drama or Music on Friday afternoons. It is found that 75% of the boys choose Games,
asked by Raj 
social studies
Compare the GDP of Kenya, Nigeria and South Africa? Suggest two reasons for the differences between the GDP of the countries
asked by savon 
Math
Trish wants to put a fence around her square garden. The area of the garden is 81 ft². How many feet of fencing does she need?
asked by Zaiden 
Chemistry
count and list the new bonds formed in Hydrazine burn in oxygen
asked by Yaction 
History
1) What was the purpose of the Treaty of Tordesillas? How did other countries respond when Portugal built a global empire? Select 3 events that led to the Spanish conquest of the Aztec Empire. Led to Spanish conquest of the Aztec Empire Caribbean colonies
asked by Zach 
Chemistry
Which reactions have a positive ΔSrxn? A(g)+2B(g)⟶2C(g) A(s)+2B(g)⟶C(g) 2A(g)+B(g)⟶4C(g) 2A(g)+B(s)⟶3C(g)
asked by SG 
MATH
a women spent 1 over 3 of her money at market 1 over 4 at the chemist 1 over 6 at electrical shop and had #555 left how much did she hare to start with
asked by bayo 
math
If r = 8 units and h = 6 units, what is the volume of the cylinder shown above? Use 3.14 for .
asked by james 
English
What is the definition of metaphor? a comparison between two things that are similar; for example, "A grapefruit is larger than an orange" language that uses an object to represent an idea; for example, a flying bird represents freedom language that states
asked by sally 
Math
From a committee of 6 girls and 4 boys, a name is selected. Then another name is selected. What is the probability that both people drawn will be girls? A. nine over twentyfive B. twofifteenths C. threefifths D. onethird I've tried multiplying
asked by Just a gamer 
Math
I am taking the Using Tables, Rules, and Graphs quiz part 2, and I dont understand these two problems. 1. Use the function rule to complete the table: 10x+y=y Above it shows a graph, with x and y marked, then along the top it goes 2, 1, 0, 1, 2 I don't
asked by Cherry 
English
What is the definition of rhyming couplet? when the word at the end of a line in a poem rhymes with the ending word of the previous line when one word rhymes with another word in a poem two times when a line in a poem begins and ends with the same word
asked by sally 
Chemistry
What volume of 0.5 BaCl2 are needed to have 0.1moles of BaCl2
asked by Anonymous 
Algebra
The function y = 15(x – 2) + 45 can be used to determine the total amount of money spent on a gym membership for x months. What is the rate of change of the total amount spent in dollars with respect to the number of months of gym membership?
asked by carmella 
Math
A tile installer has selected four different size square tiles to cover a floor. The areas of the tiles are Tile A = 9 in.², Tile B = 25 in.², Tile C = 34 in.², and Tile D = 76 in.². For which tiles are the lengths of the sides rational?
asked by Zaiden 
Math
Jeff is a real estate agent he earns 3% commission on his sales if he sells a house for 390,000 How much commission will he make
asked by Briley 
Calculus
Suppose f '' is continuous on (−∞, ∞). (a) If f '(1) = 0 and f ''(1) = −1, what can you say about f ? 1)At x = 1, f has a local maximum. 2)At x = 1, f has a local minimum. 3)At x = 1, f has neither a maximum nor a minimum. 4)More information is
asked by Parker 
PreCalculus
Find all solutions to the given trigonometric equation in the interval 0, 2𝜋 : sin2x=cos2xsinx
asked by Anonymous 
Physics
For an object in uniform circular motion, on what parameters does the experimental determination of the centripetal force depend when using F = ma?
asked by Tris 
Math
Given rectangular prism A is similar to rectangular prism B and the volume of A is 125 ft3 and the volume of B is 27 ft3. What is the ratio of the surface areas for A:B? A. 3 : 5 B. 5 : 3 C. 25 : 9 D. 125. 27
asked by Johnny 
PreCalculus
Find all solutions to the given trigonometric equation in the interval 0, 2𝜋 : sin2x=cos2xsinx
asked by Anon 
sociology
The sociologist who conducted extensive research on varying rates of suicide within a specific country and among different countries was Wright Mills. Karl Marx. Emile Durkheim. Talcott Parsons.
asked by Anonymous 
Algebra
What method(s) would you choose to solve the equation? Explain your reasoning. 4x^248=0 a. Quadratic formula, graphing; the equation cannot be factored easily since the numbers are large. Selected:b. Square roots; there is no xterm. c. Factoring; the
asked by Lindsey 
History
Why did sugar plantations produce such high profits
asked by Zach 
Math
A package shaped like a cube has an edge that is 28 cm long
asked by Aa 
Geometry
Draw the image of the translation of MNOP given by the translation rule (x, y) → (x + 3, y − 2).
asked by Meep 
precalculus
Recall that a Mobius transformation f has an equation of the form f(z)=(az+b)/(cz+d) where a, b, c, and d are complex numbers. Suppose that f is a Mobius transformation such that f(1)=i, f(i)=1, and f(1)=1. Find the value of f(i).
asked by Jakob 
Physics
The figure below shows very long currentcarrying wires. Using the coordinate system indicated (with the z axis out of the page), state the direction of the magnetic field at point P in each case. www.webassign.net/katzpse1/30p009.png
asked by AAA 
physics
A marble with speed 14 cm/s rolls off the edge of a table 75 cm high. How long does it take to drop to the floor? How far, horizontally, from the table edge does the marble strike the floor?
asked by Matt 
english
i need help finding the message, and what literary devices or elements were used to demonstrate this message. im writing a poetry explication. jerrod wasn’t planned love kept him growing in my womb my g.e.d. r.n. was for him i gave him things i never had
asked by juliana 
maths
A village water tank is in the form of a frustrum of a cone of height 3.2 cm.The top and bottom radii are 18cm and 24cm respectively.Calculate:The surface area of the tank
asked by lucy 
trigonometry
Find the exact value of cos(2θ)and sin(2θ) if tan(θ) = (5/12) and 270° < θ < 360
asked by rainbow 
Algebra
r/8  p2/2 Solution and why someone would get the working out incorrect
asked by Nive 
biology
Chemistry Calculate the mass of silver deposited when a current of 2.6A is passed through a solution of a silver salt for 70minutes. (Ag=108;1faraday=96500C)
asked by tolu 
Physics
A cylindrical resistor has a resistance of 217 Ohms. What is the resistance (in Ohms) if the length is increased by a factor of 2.7 ?
asked by Anonymous 
Physics
A cylindrical resistor has a resistance of 262 Ohms. What is the resistance (in Ohms) if the radius is increased by a factor of 5.80 ?
asked by Anonymous 
Physics
A bullet is fired at 660m/s and strikes a target 200m away. How long has it taken to hit the target.
asked by Pem 
Physics
A spring of force constant 1500n/m is acted upon by a constant force of 75n.calculate the potential energy stored in the spring.
asked by Paul 
English
Essay on morning walk: blessings or curse
asked by Atif 
Physics
A 0.33 kg pendulum bob is attached to a 1.2 m string. What is the change in the gravitational potential energy of the system as the bob swings
asked by Sara 
Physics
a 15kg wagon Is pulled to the right with a force of 45 newtons. The wagon accelerates at 2 m/s^2 what is the magnitude of the frictional force acting on the wagon
asked by trentgamez 
science
what happens when two forces act in the same direction
asked by help 
science
what is the force that results from a 3000 kg car accelerating at 20 meters per second squared
asked by help 
Physics
A 10 kg box is pushed across horizontally to the right with 60N of force. The box accelerates to the right at 2 m/s^2 what is the coefficient of friction
asked by LilYeet 
Physics
a ball rolls up a incline with a initial velocity of 15 m/s, the ball comes to rest on the incline after rolling for 4 seconds a  what is the acceleration of the ball b  what is the ball's speed at the end of 5 seconds c  how far up the incline does the
asked by Anthony Lake 
History
Zhou rulers claimed that the
asked by Curtis 
Maths
v=u+ at u=2 a=5 t=1/2 Work out the value of v Hi im really confused about this question please can someone help me. Thanks x
asked by Kay Parkinson 
Physical science
In an acidic solution A. concentration of OH– > concentration of H+. B. concentration of OH– < concentration of H+. C. concentration of OH– = concentration of H+. D. concentration of H+ < concentration of OH–.
asked by Sophia 
Physics
You blow across the top of an open straw to produce a musical note. Then you cut the straw in half, close the bottom end, and blow across the top again. How does the pitch of the new note compare to the original note?
asked by Anonymous 
PreCalculus
Verify the following identity: (sin2x)/sin  (cos2x)/cosx=secx
asked by Serena 
math
Solve the equation 5b = 25
asked by diya 
Language arts
What is the definition of setting? the location and time period of a story the problem that needs to be solved in a story the mood of a story>>> the beginning of a story Am I right
asked by sally 
Physics
It is found necessary to apply an effort of 500N through a distance of 5m in order to raise a mass of 200kg through a height of 1m calculate the mechanical advantage and the efficiency.
asked by Ebube 
Math
What is the volume of the rectangular prism? it is 10.4 mm in width, 5 mm in length, and 8 mm in height
asked by :p 
Science
Water and glass with refractive index of 1.5 are interface. If the incident ray from the water makes an angle of 60 degree with the normal find the direction of the reflected and refracted ray Take refractive index of water to 1.33
asked by Israel 
Arithmetic
how to add 7 to 8 minus 3.
asked by Cjeck 
English
Is some dog’s tails are long and thin. Linking verb or action verb
asked by Anonymous 
Math
p18=3 p=
asked by Sofia 
English
What is the definition of imagery? words used in a way that causes the reader to read at a certain pace words used in a way that makes readers change their opinions words that are used in a way that creates pictures in a reader's head** words that are used
asked by sally 
Math
P(not 7) A.1/7 B.1/8 C.5/8 D.7/8 I don't understand the question can someone please help
asked by halp 
English
What is the definition of narrative poem? a poem that tells a story a poem that tells how someone feels**** a poem that is told with words that rhyme at the ends of lines a poem that is told by a speaker
asked by sally 
Algebra
Can someone check my answer? Also show you work so I know you didn't choose a random answer. I Pick C for the following problem: Since opening night, attendance at Play A has increased steadily, while attendance at Play B first rose and then fell.
asked by Fiddle sticks! 
math
Find the missing length. Round your answer to the nearest tenth. *
asked by karlie 
Math
Solve the equation c/4  5 = 4 I think c is 36. 36 divided by 4 is 9. 9 minus 5 equals 4. Am I correct! Thanks very much!
asked by @person 
Algebra
Of 20 test scores, seven are less than or equal to 81. What is the percentile rank of a test score of 81?
asked by Alan 
Algebra
A pollster conducts a survey by phone. The probability that a call does not result in a person taking this survey is 85%. What is the probability that the pollster makes 4 calls and none result in a person taking the survey?
asked by Alan 
English
What is the definition of plot? the beginning, middle, and end of a story the outcome of a story the solution to the main problem in a story>>>> the characters and places in a story
asked by sally 
math
Brad takes the bus to work. When he gets off at the bus station, on the ground level, he has to take the elevator down 3 floors and then take another elevator up 16 floors to his office. What is Brad's net gain in floors from where he got off the bus to
asked by idk 
english
Read the sentence. The irritable old man who lives at the end of the street waved a baseball bat as he chased some skateboarders off his driveway. Which words with similar meanings would have a more negative connotation than irritable in the sentence?
asked by i need heelllpppp 
Science
1. Rockets have been used in which of the following areas (choose three of the following) a. warfare b. submarine propulsion c. fireworks d. jet engines e. space exploration
asked by Anonymous 
math
which order pair is a solution of y=x+4 A. 0,0 B. 5,54 c. 7,28 D. 9,13
asked by Anonymous 
Math
What’s 4% of 300
asked by Anonymous 
Algebra
The function y = 125 + 75x can be used to determine the cost in dollars for a painting job of x hours. What is the rate of change of the cost in dollars with respect to the number of hours spent painting? *
asked by carmella 
Algebra
Simply the expression 5x^2 A) 1/5x^2 B) 10x C) 5/x^2 D) 1/25x^2
asked by Shantel 
math
how do you estimate a range for the sum of 9.6+3.1+5.8
asked by bobby 
Calculus
The annual demand q for bottles of wine from a vineyard when the bottles are priced at p dollars each satisfies the equation qe0.04p = 6000. The price is currently $12 per bottle. Find the rate at which demand changes (with respect to time) if the price
asked by Parker 
Math
What is the difference in minutes of median collection times before and after the well was installed?
asked by Anonymous 
Science
Which of the following describes feedback in an oven? A: Setting temperature (this is input) B: Burning gases releases heat (this is output) C: A thermostat monitors the temperature and increases the gas flow when the temperature falls to low**** feedback
asked by Sunshine 
math
Find the cost of lining a topless rectangular tank 4.8 inches long, 12.2 inches wide, and 9 inches deep with zinc, weighing 4.8 pound per square foot, at $2.83 per pound installed
asked by fran 
Math
Identify the coefficient. Be sure to include the sign. 𝓃 + 8 I chose 𝓃. My answer key says the answer is 1, but I don't understand why.
asked by ❄ Snowflake ❄ 
Physics
A crate of mass 10 kg is pulled up a rough incline with an initial speed of 1.5 m/s. The pulling force is 100 N, parallel to the incline; which makes an angle of 20o with the horizontal. The coefficient of friction is 0.40, and the crate is pulled 5.0 m.
asked by Christian 
Biology
How am I supposed to make a story about how the giraffe evolved its neck but including all 4 types of Natural Selection? The Giraffe got its long neck through needs of food and breeding but I have no idea how to word anything if it has to include all types
asked by DoIHaveTo 
Health
You and James have been out in the sun playing soccer all day. James starts vomiting, is confused, and is not sweating. What type of heatrelated illness does he have, and what should your next step be to help him? A. He has heat exhaustion and needs to
asked by Feathertail 
Math
Identify the constant for each expression. 4𝓍𝓎 My answer: 4 or no constant? 𝓃 + 8 My answer: +8 or just 8.
asked by ❄ Snowflake ❄ 
social studies
How did growing secularism influence European writers during the Renaissance?
asked by khamarii 
Math
Three sides of a triangle measures 0.5, 0.6, and 0.82 sides of a similar triangle measures two and 3.2 what is the length of the third side?
asked by Matt 
science
it’s telling me to identify each layer and describe the three soil horizons and explain the formation and composition of each. can someone give me some websites to help? or some summaries of said websites?
asked by Alex 
Math
Victoria renovated a house for $71,000 if she paid 506,000 for the house what percent of the original cost did she spend renovating the house round to the nearest whole percent
asked by briley 
Physics
One common type of cosmic ray is a proton traveling at close to the speed of light. If the proton is traveling downward, as shown in the figure below, at a speed of 2.03 ✕ 10^7 m/s, what are the magnitude and direction of the magnetic field at point B?
asked by AAA 
Geography
A flagpole casts a shadow 27 feet long. At the same time of day, a person standing nearby casts a shadow of 8 feet long. If the person is 6 feet tall, how tall is the flagpole?
asked by John 
Social studies
Outline two reasons why emotional readiness is necessary for good parenting?
asked by Kasandra 
Math
If we flip a coin three times what is the theoretical probability of getting zero heads, one heads, two heads, and three heads PLEASE ANSWER
asked by Briley 
Math
Marcy bought plane tickets for $345 if she sees the same ticket on sale for $405 a week later what percent increase did the airline use
asked by Briley 
math
(7.5x10^3) ÷ (1.5x10^4)
asked by Ray 
Math
What number makes this equation true? 82 ___ 29=18. I have no idea what the answer is.
asked by Jessica 
Math
For the given graph of y=f(x), sketch the graph y=1/f(x). clearly show the asymptote(s) with a dotted line and write the coordinates of the invariant points
asked by Julie 
Math
Sketch the graph of f(x)=x^24 and y=1/f(x) on the grid provided. label the asymptotes, the invariant points and the intercepts of y=1/f(x)
asked by Julie 
math
Six Flags Amusement Park has found that 3/5 of its customers ride the Colossus roller coaster. Of these, 1/4 ride it again. What fraction of the customers ride the roller coaster twice?
asked by monny gnas 
History
how did SC benefit from the war
asked by Mac 
Geography
This former Soviet Republic still largely depends on its neighbor Russia for most of its trade and business. Roughly 30% of this country's economy is centered on agriculture and manufacturing but is growing in its development of services. No longer is this
asked by Sherley 
Algebra
A model rocket is launched from a roof into a large field. The path of the rocket can be modeled by the equation y = mc0061.jpg0.04xmc0062.jpg+ 5.8x + 4.9, where x is the horizontal distance, in meters, from the starting point on the roof and y is the
asked by Lindsey 
English
What is the subject and verb of this sentence? "The dedication of professors to multiculturalism is crucial to encouraging students of all races to succeed"
asked by Aryana 
math
A hiker is climbing at a constant rate of 2.4 miles per hour. Part A If d represents the distance the hiker climbed and h represents the time in hours, write an equation to model the relationship. Explain your answer. Complete the table by determining the
asked by sicilis 
Physics
A straight conductor between points O and P has a mass of 0.54 kg and a length of 1.5 m and carries a current of 12 A (see figure below). It is hinged at O and is placed in a plane perpendicular to a magnetic field of 3.4 T. If the conductor begins from
asked by AAA 
Physics
A(n) 19 g object moving to the right at 39 cm/s overtakes and collides elastically with a 36 g object moving in the same direction at 19 cm/s. Find the velocity of faster object after the collision. Answer in units of cm/s. (I know this is a lot similar to
asked by Anonymous 
Math
Three more than six times a number equals 15 what is the number
asked by briley 
Math
If 2 pounds of almonds are $8.20 and 5 pounds cost $19.75 is the cost of almonds proportional to the weight
asked by briley 
Math
If14 less than the square of a number is 182 what is the number
asked by briley 
Math
2X to the third power minus 3X to the second power plus 9X X=8
asked by briley 
Math
Arman needs a new suit he has a 25% off coupon that will be applied before a tax of 7.5% it is applied to his total how much will he end up paying for a $325 suit
asked by briley 
Math
A larger number is three more than twice the smaller number is the difference between the 2 is 19 what are the numbers
asked by briley 
economics
My friend Tim is trying to open up a new business and needs a great deal of investment money to get off the ground. The business is a zoo by day, nightclub by night, in downtown. Tim has no experience in this industry, and has never run or owned a business
asked by speeeddddddyyy please