Questions Asked on
February 25, 2017

High School Geometry
In isosceles ΔABC, AC = BC, AB = 6 in, CD ⊥ AB , and CD =√ 3 in. Find the perimeter of the isosceles triangle. Can u plz put answer and equation thanks, :)
asked by Alexa 
Math
Find the $2 \times 2$ matrix $\bold{A}$ such that \[\bold{A} \begin{pmatrix} 1 \\ 0 \end{pmatrix} = \begin{pmatrix} 1 \\ 2 \end{pmatrix}\] and \[\bold{A} \begin{pmatrix} 0 \\ 1 \end{pmatrix} = \begin{pmatrix} 7 \\ 4 \end{pmatrix}.\] Regular: Find the 2 x
asked by Zheng 
cellular solids
Calculate the Young's modulus and compressive strength for: a) 5% dense aluminum regular hexagonal honeycomb, loaded in the outofplane direction, x3 b) 5% dense aluminum regular hexagonal honeycomb, loaded in the inplane direction, x2 c) 5% dense
asked by ann 
math
Given: ΔKLM, KL = LM = 13in, KM = 10in. Find: The area of ΔKLM I got for the area 12√34 but its wrong :(
asked by allie 
math
a student walks 50m on a bearing 025 and then 200m due east.how far is she from her starting point
asked by favour 
chemistry
How much energy is evolved during the formation of 98.7 g of Fe, according to the reaction below? Fe2O3(s) + 2 Al(s) → Al2O3(s) + 2 Fe(s) ΔH°rxn = 852 kJ A. 482 kJ B. 753 kJ C. 1.51 × 10ee3 kJ D. 4.20 × 10ee3 kJ
asked by mauds 
High School Geometry
Given: ΔTSP, TS = SP = 10cm, TP = 12cm. Find: Three altitudes of ΔTSP. for this one I only got one of the altitudes 2 √61 can you give me the other two and tell me if this one is right, sorry I am in a rush
asked by Alexa 
Algebra 2
A function is created to represent the costs of living per person in the family. What restrictions would be made to the domain? Adomain includes positive integers B domain includes positive numbers Cdomain includes all real numbers D domain includes
asked by Daven 
math
The figures in (a) and (b) below are made up of semicircles and quarter circles; the figure in (c) shows a quarter of a circle in a square. Find the area and the perimeter of each figure in terms of π.
asked by allie 
Geometry
Given: ΔАВС, m∠ACB = 90° m∠ACD = 30° AD = 8 cm. Find: CD, Perimeter of ΔABC plz add answer
asked by Alexa 
math
Given: ΔKLM, KL = LM = 13in, KM = 10in. Find: The area of ΔKLM
asked by Alexa 
Math
A function is created to represent the height above sea level of a mountain climber every hour. What restrictions would be made to the range? Arange includes all real numbers Brange includes positive integers Crange includes positive real numbers
asked by Dhruv Patel 
math
pq is a tower standing vertically on the horizontal ground. from a, the angle of elevation of top p of the tower is 45°. on moving 50 m. up a slope of 15°, the angle of elevation becomes 75° from b. find height of the tower
asked by Anonymous 
Math
PLEASE CHECK MY ANSWERS 1, calculate the slant height for a given cone. round to the nearest tenth. Diameter = 8 cm Height = 9 cm 10.2 cm 11.4 cm 9.8 cm * 12.0 cm 2, calculate the slant height for a given cone. round to the nearest tenth Diameter = 18 cm
asked by RedArmyLeader 
Maths
Joy receives a normal hourly wage of $18.60 and timeandahalf for any overtime. On public holidays he receives double time with a minimum of 4 hours paid. What is his wage for a week in which he works 40 normal hours, 6.5 hours overtime and 3 hours on a
asked by Rachael 
value
an object tied to the end of a string moves in a circle. the force exerted by the string depends on the mass of the object, its speed, and the radius of the circle what combination of these variables gives the correct dimensions (ML/T2) for the force?
asked by value 
Financial maths
Tara is saving for an overseas trip. Her taxable income is usually about $20 000. She estimates that she will need $5000 for the trip, so she is going to do some extra work to raise the money. How much extra will she need to earn in order to have $5000
asked by Pete 
PHYSICS
On vacation, your 1400kg car pulls a 520kg trailer away from a stoplight with an acceleration of 2.00 m/s2 . A: What is the net force exerted by the car on the trailer? Assume that the positive x axis is directed toward the direction of motion. F = N
asked by LISA 
Social Studies Help ASAP Please!
Resistance to Immigration Nativists believed that some immigrants did not fit into American culture because their customs were to different > Prejudice and violence grew as the number of Chinese immigrants increased > ? Based on your reading, which
asked by Sam 
Math
Esther had an average of 72 on her first four maths test. After taking the next test, her average dropped to 70. Which of the following is her most recent test grade
asked by Dipo 
Calculus
A point is moving along the curve xy=12. When the point is at (4,3), the xcoordinate decreases at the rate of 2cm/sec. How fast is the ycoordinate changing at that point?
asked by Liv 
psychology
what's the difference between structuralism and functionalism? please explain in a simplified way, thanks.
asked by :) 
psychology
"Lisa is 30 yrs old, married woman and mother of 4 children. She has various worries for years but has never before sought professional help. During the past three months she has become increasingly unhappy to the degree that her family physician finally
asked by m 
math
PQ is a tower standing vertically on the horizontal ground. from A, the angle of elevation of top P of the tower is 45°. On moving 50 m. up a slope of 15°, the angle of elevation of P is found to be 75° from B. The horizobtal through B is BC. find
asked by tawheed 
MATH
You need to move all your belongings to your new location. Your company has provided you with three options for your move: DISTNACE: 34 h (3,727.9 km) For your calculations, use an average fuel price of $1.05/L. The fuel consumption rating for your
asked by Sophie 
6th grade Algebra
Can someone please show me how to solve this 3d/2 use d=6
asked by Asheli 
Science
A student rides his bike off the roof of the high school horizontally at 8 m/s that is 12.5 m high. 1. How far from the base does the object land? 2. What is his ydirection velocity just before it strikes the ground?
asked by Boberto 
Maths
The ratio of zinc and copper in an alloy is7:9 if the weight of the copper in the alloy is 11.7 kg , find weight of the zinc in the alloy
asked by Eklavya joshi 
scence
Which of the following describes the relationship between mass and inertia?
asked by rhonda 
High School Geometry
Given: ∆AKL, AK = 9 m∠K = 90o m∠A = 60 ° Find: The perimeter of ∆AKL The area of ∆AKL 1/ AK perpendicular to LK 2/AL is the third side plz add answer and solution
asked by Alexa 
Algebra
Jane's sweet shop mixes candy worth 80 cents per pound with candy worth 2 dollars per pound to make 20 pounds of a mixture worth 1.60 per pound. How many pounds of each kind of candy does the store use?
asked by Patrick 
Physics
you are skiing down a slope angled at 30 degrees to the horizontal. Your acceleration is 2m/s^2. what is the coefficient of kinetic friction between you and the hill?
asked by Sarah 
Math
Write an equation in the indicated form for each statement described below. (A graph shows two lines intersecting at x=2 and y= 1 in a tilted X shape) A. Write an equation in slopeintercept form for the line parallel to the red line and going through the
asked by Mark 
American Government
freedom of speech freedom of religion private property emigration I need help on figuring which of these rights are implied and explicit.
asked by Rox 
Math :(:( Totally stressing ouuut ned help now.
What are all the possible ways to transform the letter V in a single transformation so that its point is up rather than down: 2 answers A. Translation B. Reflection C.Rotation
asked by Abby 
math
If 8.2^p = 10.5^q, then p/q = ? Estimate your answer to two decimal places.
asked by Rachel 
math
If 8^x = 12, then 24^x = ? Estimate your answer to one decimal place.
asked by Rachel 
Math
I need help with these homework questions! What is the volume of a square pyramid that is built in a cube with edges of 12 inches? Square pyramid in 12inch cube A. 48 in3 B. 144 in3 C. 576 in3 D. 1,728 in3 Find the volume of a square pyramid with base
asked by Unknown 
Math
Can someone check my answer for this homework assignment? What is the volume of a square pyramid that is built in a cube with edges of 12 inches? Square pyramid in 12inch cube A. 48 in3 B. 144 in3*** C. 576 in3 D. 1,728 in3 Find the volume of a square
asked by Chiki 
Chemistry
Calculate the molarity of the H2SO4 solution if 17.45 mL of NaOH was necessary to reach the endpoint of titration. The molarity of the NaOH solution was 0.425 M and 26.30 mL of H2SO4 was added to the Erlenmeyer flask. H2SO4(aq) + 2 NaOH (aq) > Na2SO4
asked by Audrey 
Physics
The box is being pulled by a roope across a level floor as shown in the diagram. The box is accelerating at 1 m/s2, the coefficient of kinetic friction is 0.5. what is th tension in the rope?
asked by Sarah 
College Algebra
Robert invested $10000 and earned a total of $550 interest. He invested part of the $10000 in an account paying 5% and rest in an account paying 6%. How much did he invest in each account.
asked by Keonn'a 
Math
Chris withdraws $7.50 per week from his savings account. After 15 weeks, the balance in the account is $585. A. Write an equation in point slope form to model this. B. Write the equation in slopeintercept form. C. How much is in the account after 1 year
asked by Unknown 
Algebra
The scale on a map is approximately 3/4 inch to 9 miles. If the distance from city A to city B measures 7.5 inches on the map, how far apart are the two cities?
asked by Sydney 
Probabilty
Suppose i have a deck of 40 cards numbered 110 in red, yellow, blue, and green. suppose i am dealt 5 cards. how may cards could be dealt first? 405= 35
asked by Jamme 
math
If 16x^2  24x + k = 0 has two roots (a double root) equal to 3/4, 4 = ?
asked by Rachel 
world history
The economy of the Han Dynasty would have been MOST impacted by which of these? A)invasion by Vietnamese armies B)loss of control of western territories C)increased construction of the the Great Wall D)decreased construction of the the Great Wall
asked by Dall 
matrix, linear transformations
Morning, Bit confused: I have been given the following: g(x,y)=(4x,6y) h(x,y)=(x+2y,y) k(x,y)=(y,x) and ive got the following matrix for each of them: g={{4,0},{0,6}} h={{1,2},{0,1}} k={{0,1},{1,0}} So ive been asked to prove the linear transformation
asked by Anon 
social studies
create a problem tree with three levels of 10 causes and 3 levels of 10 consequences
asked by Mkada 
physics
A (10.25) kg bowling ball is hung on a (11.50) m long rope. It is then pulled back until the rope makes an angle of (39.0) degrees with the vertical and released. Find the speed of the ball is at the lowest point. Give your answer in m/s and with 3
asked by l 
Trig identies, Calculus
Use the identities cos^2 x + sin^2 x =1 and cos2x=cos^2 x sin^2 x to show that cos^4 x sin^4 x = cos2x Im not sure how, I can solve my problem with half angle identities but im not sure where to start with this.
asked by Anon 
world history
Which of these is the MAIN reason for the Jewish Diaspora that took place in the 1st century CE?
asked by Dall 
world history
Which of these is the MAIN reason for the Jewish Diaspora that took place in the 1st century CE? A)The Roman Empire put Judaea under their control. B)Islam became more popular, forcing the Jews to leave. C)The Egyptian pharaoh attacked Judaea for more
asked by Dall 
maths
How are the angles to be constructed in distinct half plane of a line segment for division of line segment? (A) obtuse (B) acute (c)right (d) A OR B
asked by sanjay 
maths
How to factorise 4(x+y)(3a2b)+(6x+y)(2b3 a)
asked by Anonymous 
maths
In triangle ABC a=8 b=9 c=7 then what is radius (a) 2.5 (b)3.5 (c)4.5 (d) 1.5
asked by sanjay 
science
If I dissolve 200g in 20 litre of water what is the density of the salty water. please help
asked by dean 
maths
Angle of elevation of sun from earth is called? (A) sunset (b) sun's altitude (c) sunrise (d) none
asked by sanjay 
maths
The measure of the side of an equilateral triangle is 6cm. Then area of circle touching all three sides of given triangle is cm2 (a) pie (b) 3 pie (c) 12 pie (d) 36pie
asked by sanjay 
Biology
What do the structures of Glycine and Arginine have in common? And what makes them different?
asked by Calicia 
Math science
A camp has food stock for 500 people for 70 days.if 200more peole join tha camp how long will tha stock last
asked by Rahul kumar 
Algebra 2
Solve the equation by graphing. 5 = √x3 I don't know how to make the graph. What would the graph look like? I worked out the equation and this is what it came out to be: 5 ≠ 5, which is no solution. Is there a way to graph this? Sorry, confused...
asked by Fading 
Maths
Thomas received $2176.10 as a holiday loading payment (17.5% on 4 weeks pay). What is his weekly wage?
asked by Rachael 
chemistry
hw much 0.1N NaoH would u have added to 30ml of 0.1N Hcl at a equivalent point?
asked by Deborah 
world history
why were Early Hindu temples were small
asked by Dall 
Physics
A ball is dropped from a building, after 2 sec another ball is thrown downward. After 6 sec the second ball overtook the first ball. Is the second ball has greater acceleration than the first ball? Explain.
asked by Heeelp 
Math
A team has won 16 matcjes and lost 5 .if these matches represent 70% of the matches to be played. how many more matches should the team win so as to have a record of 80% wins?
asked by Chandan 
kekionga
volume = 25in^3 radius =3 find the height
asked by davonte 
math
i need help on my unit 4 lesson seven 24 question unit tst from connexus academy.i am a level nine gymnast and have a huge meet that im stressing out about and so i cant focus someone please help me thank you
asked by maya 
Philosophy
Moreover, how does Plato account for adding new living souls to the human population?
asked by Keon Meadowsadows 
Math
Students are being surveyed about the weight of books and supplies they are carrying as they attend class. a. Identify the variable of interest. b. Identify the type of variable. c. List a few values that might occur in a sample
asked by David 
Calculus
The length l of a rectangle is decreasing at the rate of 3cm/sec, while its width w is increasing at the rate of 3cm/sec. Find the rates of change of (1.) the area, (2.) the perimeter, (3.) the length of one diagonal at the instant when l=15 and w=6.
asked by Lance 
Math
A pedestal in a craft store is in the shape of a triangular prism. The bases are right triangles with side lengths of 12Â centimeters, 16 centimeters, and 20 centimeters. The store owner wraps a piece of rectangular cloth around the pedestal, but does not
asked by pattiecakess2u 
math
A ferry boat departed from port and traveled at a rate of ten miles per hour at an angle of 30 degrees north of east across a large river. If the current is flowing at a rate of 4 miles per hour straight south, what is the speed and direction of the boat
asked by Elise 
Math. plz help or try.
I would love it if you helped me. 1. Determine the median of this data set. 5,6,3,2,2,4,8,9 A. 2 B. 4.5 C. 5.5 D. 5 2. What is the mode of the data set? 27,35,57,36,44,57,33,34,66,30,33,42,57,23,35 A. 35 B. 33 C. 42 D. 57 3. Sam conducted a survey in which
asked by Kat 
Science
1. A ball is thrown 15 m/s at an angle of 60. How high does the ball go? 2. A ball rolls off a table going 8 m/s. If the table is 1.8 m tall, how far away does the ball land?
asked by Boberto 
Science
An object mass m1 falls from a height of h1. a. Write a formula for the velocity of the object just before it stikes the ground in terms of g,m1,and h1. b. Write a formula for the velocity of the object at the half way point in terms of g,m1, and h1.
asked by Boberto 
maths
show that 0.227272727272727 can written as a 3/11?
asked by maryam 
science
this is a follow up question from my last one with the exact question If you dissolve 200 g of salt in 20 l of water, what is the density of that solution of salty water? Hint: In this particular example, assume that the total volume doesn’t change when
asked by dean 
maths
solve: x^3.5=41.15
asked by Gabby 
mathematics
ABCD is a rectangle AC is diagonal.find the angles of triangleACD.Give Reasons.
asked by Sai manogna 
mathematics
220by538(67289)+57866
asked by Sai manogna 
Sunshine school ibadan
Define table laying and state the importance of table laying
asked by akinkugbe kola 
science
What is the momentum of a 20.0 kg scooter traveling a 5.00 m/s?
asked by rhonda 
math
Simplify (5x+3)+(8x+1) (5x)+(8x)= 13x^2 (5x)+(1)=5x (3)+(8x)=11x (3)+(1)=4 =13x^2+5x+11x+4 =13x^2+16x+4 Is this right or wrong?
asked by Sarah 
History
What are the preconditions for industrialization
asked by Anonymous 
Geography
The United States and Canada share many geographic features, including the Great Lakes, the Rocky Mountains, and
asked by Savanna Reed 
History
On one of my assignments it says to create a bubble chart that represents and explains the characteristics of 19th century capitalism and to provide examples Should i just make a bubble chart graphic organizer with a circle in the middle and other circles
asked by Anonymous 
Math
Write the equation of the line in the indicated form that meets each criterion below. A. A line with a slope of 2/3 and a yintercept of 4; in slopeintercept form B. A line with a yintercept of – 2 and an xintercept of 3; in standard form C. A line
asked by timmy 
math
Simplify (5x+3)+(8x+1) (5x)+(8x)= 13x^2 (5x)+(1)=5x (3)+(8x)=11x (3)+(1)=4 =13x^2+5x+11x+4 =13x^2+16x+4 Is this right or wrong? Simplify (2t^23t)(7t^25t) = (2t^2)(7t^2)=5t = (2t^2)(5t)= 7t =(3t)(7t^2)=10t =(3t)(5t)=2t =5t+7t10t+2t I am
asked by Sarah 
english
what type of figurative language is in these lines, 1.And the air was stifling sweet 2.With the breath of any flowers,
asked by rhonda 
MATH
What is the relation between the y intercepts of x=3 and y=x1? A x=3 is greater (the y intercept) B y=x1 is greater (the y intercept) C same y intercept D relation cannot be determined I think it is either A or D, not sure. Thank you!
asked by NACY 
english
what is the best paraphase of these lines. #1 A saturated meadow, #2 Than the trees around were tall:
asked by rhonda 
Maths
The sum to infinity of a convergent is series is 243.The sum of the first five terms 242.Determine the values of the common ratio and the first term
asked by Nonkululeko 
Algebra I
Determine whether the equation y=2x^48x+6 has a graph that is symmetric with respect to the yaxis, the xaxis, the origin, or none of these
asked by Marie 
math
Given the function f(x) = 5(x+4) − 6, solve for the inverse function when x = 19. I believe the answer is 1 A 1 B 68 C 72 D 84
asked by Dhruv Patel 
Algebra 2
Given that f(x) = x^2 + 3x + 6 and g(x) = the quantity of x minus three, over two, solve for f(g(x)) when x = 1. A 1 B 0 C 3 D 4 I say it is 4. Not sure though.
asked by Larry Page 
MAthematicas
What can you tell about the slopes of x=1 and 2x+3 A 2x+3 is larger slope B x=1 is larger slope C can not be determined D same slopes I think it is c. Not sure though
asked by Davis Liu 
PHYSICS
An object acted on by three forces moves with constant velocity. One force acting on the object is in the positive x direction and has a magnitude of 6.2 N ; a second force has a magnitude of 5.0 N and points in the negative y direction Find the magnitude
asked by AMY 
math
364 divided by 6 the answer has to be in a fraction
asked by danielle 
math help now plez
unit2 lessonn9 Which image is a reflection of the figure shown over the given line of reflection?
asked by by felisha 
Physics help please
excited by the in class experiments you put two speakers in your living room 80cm apart producing a sound of 750Hz. 4.0 m away you place a microphone right on the centerline between the speakers. Will the microphone detect a loud sound or a soft on at this
asked by Naida 
science
why is the use of fossil fuels not a long term solution to the worlds energy needs.
asked by Rhonda