The vertices J(2,6), K(7,8), L(9,3), and M(?, ?) determine a square. Show your work to find the coordinates of M. Use complete sentences and proper grammar to give a justification why JKLM is a square

151,332 results
  1. Math

    Triangle ABC has vertices A (-4,-2), B (-1,3), and C (5,0). Triangle ABC is rotated 180 degrees counterclockwise about the origin to form triangle A'B'C'. a. what are the coordinates of the vertices of triangle A'B'C'? b. How could you determine the

  2. geometry

    Given: QRST is a parallelogram. Prove: QRST is a square. Complete the proof below by choosing the reason for line number 2 and line number 6. Reason Statement 1. QRST is a parallelogram. Given 2. QRST is a rectangle 3. is a right angle Definition of a

  3. Geometry

    A square has the following vertices. Find the area of the square. (−7, −5), (−4, −2), (−4, −8), (−1, −5) 6√ square units 18√ square units 6 square units ** 18 square units check my work thx

  4. math

    If a TV has the following dimensions 48” wide, 27” height, and 55” diagonal. Respond to the following questions if the TV is 5” wider and 3” higher, what is the new diagonal measurement? (Show work) 48+5=53 27+3=30 the square root of 53^2+32^2

  5. help

    Determine whether parallelogram JKLM with vertices J(-1, -1), K(4, 4), L(9, -1) and M(4, -6) is a rhombus, square, rectangle or all three.

  6. Calculus (increasing/decreasing)

    Find the interval(s) where the function is increasing and the interval(s) where it is decreasing. (Enter your answers using interval notation. If the answer cannot be expressed as an interval, enter EMPTY or ∅.) f(x) = (5 − x^2) / x my work: a)

  7. math

    two vertices of a parallelogram are a(2, 3) and b(8, 11), and the intersection of the diagonals is x(7, 6) a. find the coordinates of the two other vertices. make sure to show all your work in finding the answer b. explain what you had to do to find the

  8. math

    What is the square root of 121? show work thanx I memorized this long ago in the fourth grade as 11. If you want to show work, show that 11x11 is 121. 11x11=121

  9. Geometry

    7.Given the vertices of ∆ABC are A (2,-5), B (-4,6) and C (3,1), find the vertices following each of the transformations FROM THE ORIGINAL vertices: d. Rx = 3 e. T f. r(90◦, o) I did already post this, but I forgot to bookmark it. I know Scott replied,

  10. statistics

    B} The average number of mosquitoes in a stagnant pond is 70 per square meter with a standard deviation of 8. If 36 square meters are chosen at random for a mosquito count, find the probability that the average of those counts is more than 70.9 mosquitoes

  11. algebra 2

    find all the REAL square roots of a.)0.0064 b.)-0.0081 SHOW WORK PLEASE

  12. Math

    Carpet plus installs carpet for $100 plus $8 per square yard of carpet. Carpet World charges $75 for installation and $10 per square yard of carpet. Find the number of square yards of carpet for which the cost including carpet and installation is the same.

  13. Algebra

    Here is my question: If (2, -3) and (-5, 4 are the endpoints of a diagonal of a square, what are the coordinates of the other two vertices? I got (2,3) and (-5,-4). But the other question was: What is the area of the square? How would you find this? Do you

  14. co-ordinate

    Find the other two vertices of that square whose opposite vertices are (1,1) and (1,8).

  15. Math

    A square with a side length of 2s has a smaller square inscribed. The vertices of the smaller square are at the midpoints of the sides of the larger square. What is the ratio of the larger square to the area of the smaller square? Express your answer in

  16. maths-urgently needed

    ABCD is a square with length of each side 1cm. An octagon is formed by lines joining the vertices of the square to the mid points of opposite sides. Find the area of the octagon?

  17. math

    A rectangle has one side on the x-axis and two vertices on the curve y=6/{1+x^2}. Find the vertices of the rectangle with maximum area. Vertices =

  18. 11th grade physics

    Four identical positive charges q are placed at the four vertices of a square of side a. Determine the electric field: A) at the center of the square B) at the midpoint of one of its sides

  19. Precalculus(URGENT)

    determine the domain of the function and express in interval notation square root of x-9 =y show work

  20. Physics

    4 charges Q1=2C, Q2=3C, Q3=3C & Q4=-4C are placed at the vertices of a square of side 10cm. find the force on 5th charge Q5=1C placed at the center of square.

  21. pre - CALCULUS

    Complete the following: (a) Use the Leading Coefficient Test to determine the graph's end behavior. (b) Find the x-intercepts. State whether the graph crosses the x-axis or touches the x-axis and turns around at each intercept. Show your work. (c) Find the

  22. precalc

    Find the standard form equation for each ellipse described. 1) Major vertices at (0, 3) and (0, -3), minor vertices at (2, 0) and (-2, 0) 2) Major vertices at (7, 0) and (-7, 0), foci at (5, 0) and (-5, 0) 3) Minor vertices at (-2, -3) and (-2, -11), foci

  23. Geometry (answer please)

    1. A vertical pole 24ft. high is to be braced securely by four wires attached 8ft. from the top. If the wires are fastened to stake in the level ground at the vertices of square with its center at the foot of the pole and sides 20ft. What should be the

  24. math

    Given the set of vertices, determine whether parallelogram ABCD is a rhombus, a rectangle, or a square. List all that apply. A(5, 10), B(4, 10), C(4, 9), D(5, 9)

  25. mathematics

    can you please solve these questions. Use completing the square to show that the vertex for f(x) = x2 + x – 2 is at (-1/2, -2 ¼). Use fractions, not decimals, in your work. 2) Show that the vertex for g(x) = 3x2 + 18x + 15 is (-3, -12) by averaging the

  26. Geometry

    1 How many faces does a square pyramid have? 2 How many edges does a square pyramid have? 3 How many vertices does a square pyramid have? answer? 8, 5, 10 Viualize one of the great pyramids of Egypt. It's base is a square and it has four sides. So the

  27. Geometry

    Triangle KLM has vertices K (3,2) L(-1,5) and M(-3,-7) write the angles in order from the least to greatest measure show all work

  28. Algebra

    Please help as soon as you can! Madelyn had a square piece of cardboard that 10 inches in length. She cut one 3-inch square from each corner, as shown below. Please show your work!

  29. physics

    consider 4 masses mA=1kg, mB=2kg, mC=3kg, mD=4kg, placed at the vertices of a square ABCD of side 4cm. Specify the position of G the center of mass of the system{A,B,C,D}. determine the position of G. Thank you :)

  30. math

    Using the vertices: B(-9,1), E(2,3), F(12, -2), G(1,-4). Determine whether BEFG is a rhombus, a rectangle, or a square. List all that apply and show the steps

  31. physics

    Four identical positive charges q are placed at the four vertices of a square of side a. Determine the electric field: A) at the center of the square B) at te midpoint of one of its sides

  32. chemistry

    1.)Calculate the number of moles in 3.50 x 10^21 atoms of silver. Show all work. 2.) Calculate the number of atoms in 2.58 mol antimony. Show all work 3.) Determine the mass of 1.45 mol FePO4. Show all work. 4.) Calculate the number of mol in 6.75 g of

  33. Algebra II-Please check my calculation

    Find center, vertices, co-vertices and foci for the following; (x-3(^2/49 + (y-4)^2/4 = 1 Center would be (3,4) A=7 b=2 Vertices would be found this way: (h+-a,k) (3-7,4) (3+7,4) Vertices = (-4,4) (10,4) Co-vertices (h,k+-b) (3,4-2) (3,4+2)

  34. maths

    Consider the equation x(square) + 4px + 2q = 0 where p and q are real constants. a) by completing square, show that (x+2p)square =4P(SQUARE)-2q b) Hence show that x= -2p +/- square root(4 p(square) -2p ) c) Use the above results to solve the equations 1)

  35. Discrete Math

    I was hoping if you could help me to solve this problem. Thank you. A department wants to schedule final exams so that no student has more than one exam on any given day. There are 7 vertices of degrees 3,3,4,4,4,5,6 which show the courses that are being

  36. precalculus

    Suppose we have a square with vertices at$0, -6+13i, -19+7i, and -13-6i. Suppose that we want to multiply these points by a single complex number a+bi to get a square with vertices 0, 8+2i, 6+10i, and -2+8i. What is (a,b)?

  37. Precalculus

    determine the domain of the function and express in interval notation square root of x-9 =y show work

  38. analytic geometry/graphing problem

    The vertices of a triangle are the points of intersection of the line y=-x-1, x=2 and y = 1/5x + 13/5. Find an equation of the circle passing through all three vertices. I don't understand how to solve this: should I set them all equal to find the

  39. Analytic Geometry

    A square is a quadrilateral with four equal sides. The area of a square is equal to square of its sides. The diagonal of a square is a line segment joining any two non-consecutive side. Find the area of a square and the length of its diagonal whose

  40. Geometry

    Determine whether the polygons with the given vertices are similar. Quadrilateral ABCD with vertices A(–3, 3), B(0, 3), C(0, 1), D(–3, 1) and quadrilateral EFGH with vertices E(2, –8), F(8, –8), G(8, –12), H(2, –12)

  41. Geometry

    7.Given the vertices of ∆ABC are A (2,-5), B (-4,6) and C (3,1), find the vertices following each of the transformations FROM THE ORIGINAL vertices: d. Rx = 3 e. T f. r(90◦, o) I did already post this, but I forgot to bookmark it. I know Scott replied,

  42. Math

    A cylindrical can has an inner radius of 4 cm and an inner height of 2 cm. A flat, rigid square is entirely enclosed inside the can and the square’s four vertices all touch the interior surfaces or edges of the can. What is the number of square

  43. Orthocenter Question

    Triangle ABC has vertices A(0,6), B(4,6) and C(1,3) Find the orthocenter of triangle ABC. Please show your work so that I can understand how to do this type of problem. Thank You I really appreciate your help ^_^

  44. Geometry

    What is the length of the midsegment of the trapezoid made by the vertices A(0, 5), B(3, 3), C(5, -2) and D(-1, 2). Show equations and all work that leads to your answer.

  45. Geometry

    Given the vertices of ∆ABC are A (2,-5), B (-4,6) and C (3,1), find the vertices following each of the transformations FROM THE ORIGINAL vertices: 1)• Rx = 3 2)• T 3)• r(90◦, o) Please help!

  46. My Retyped Algebra Post

    1. Use the arithmetic sequence of numbers 2,4,6,8,10.. to find the following: a)What is d, the difference between any consecutive terms? Answer: Show work in this space: b)Using the formula for the nth term of an arithmetic sequence, what is 101st term?

  47. math

    If each square unit represents 5 square feet, what is the area of Elain's bedroom in square feet? Use repeated addition. can you please show the work?

  48. Math

    3' x 4.5' quilt, 24 equal squares, i need to know the side length of one square, i need to show the equation to show my work.

  49. statistics

    A STAT 200 instructor is interested in whether there is any variation in the final exam grades between her two classes Data collected from the two classes are as follows: Her null hypothesis and alternative hypothesis are: (a) Determine the test statistic.

  50. math 1

    The vertices J(2,6), K(7,8), L(9,3), and M(?, ?) determine a square. Show your work to find the coordinates of M. Use complete sentences and proper grammar to give a justification why JKLM is a square.

  51. electric field

    Two equal positive charges q are placed at the opposite vertices of a square of side a. Determine and show on a diagram the electric field created by these three charges at the fourth vertex of the square. Thanks.

  52. Algebra 2

    Choose the equation that best represents an ellipse for the given foci and co-vertices. 1. foci (+-2, 0) co-vertices (0, +-4) 2. foci (+-3, 0) co-vertices (0,+-6) 3. foci (0, +-3) co-vertices (+-5, 0) Choose the equation for the hyperbola centered at the

  53. Geometry

    The coordinates of the vertices of a polygon are A(0, 0), B(7, 0), C(9, 7), and D(2,7). Find the area and determine whether it is a parallelogram, rectangle, or square.

  54. Geometry

    The coordinates of the vertices of a polygon are R(-4, 3), S(-4, -7), T(5, -7), and V(5, 3). Find the area and determine whether it is a parallelogram, rectangle, or square.

  55. Geometry

    To the nearest tenth, find the perimeter of ΔABC with vertices A(2,4), B(-2,1) and C(2,1). Show your work.

  56. Algebra

    Find the coordinates of the vertices of the figures formed by y -< x + 2, x + 2 -< 6, and y >- -2 A)(0,0),(2,4),(8,-2) B)(-4,-2),(2,4),(8,-2) C)(-4,-2),(4,2),(8,-2) D)(-2,-4),(2,4),(8,-2) I chose B this one confused me this is all the work to show: -2 -<

  57. Algebra

    Find the coordinates of the midpoint of the hypotenuse of the right triangle whose vertices are A (1,1) B (5,2) C (4,6) and show that it is equidistant of each of the vertices..... And can you please tell me how to prove it in drawing....

  58. geometry

    if two opposites vertices of a square are (0,1)and(4,3)find the other vertices

  59. college Algebra

    1) Solve the following by factoring: a) Answer: Show your work here: b) Answer: Show your work here: 2) If , find a) f(2) Answer: Show your work here: b) f(-1) Answer: Show your work here: 3) Solve 6x2 + 3x – 18 = 0 using the quadratic formula. Read the

  60. math

    Given the coordinates of the vertices of a quadrilateral, determine whether it is a square, a rectangle or a parallelogram. Then find the area of the quadrilateral. E(–7, –1), F(2, –1), G(–4, –8), H(5, –8)

  61. Math

    Which numbers are perfect squares? A) 64 b)900 c)120 d)1000 e)100 F) 10 000 How do u know each number is a perfect square? A) 1225= 35x35 B) 484= 2 x 2 x 11 x 11 C) 2025 = 45(square) the area of this square is 289 square unit. How so u that it's perfect

  62. math

    the graphs of the three equations below form a triangle. find the coordinates of the triangle's vertices. 4x+y=1 2x-y=5 3y+3x=12 show work.

  63. math

    2.)If f(x)=3x,g(x)=x-3,and h(x)= the square root of x, find (fogox)(X). I really didn't get this will someone please show me how to do it? This I what I did to solve for it: 3(x-3) 3(he square root of 25-3 3(5-3) 15-9=6 Ok here is another way I solved for

  64. math

    2.)If f(x)=3x,g(x)=x-3,and h(x)= the square root of x, find (fogox)(X). I really didn't get this will someone please show me how to do it? This I what I did to solve for it: 3(x-3) 3(he square root of 25-3 3(5-3) 15-9=6 Ok here is another way I solved for

  65. math

    hi i will ask u in math :) in (( distance between two points )) * three vertices of rectanglr WXYZ are W (4,3), X (-1,3), and Y (-1,-1), what sre the coordinates of Z ? ** two adjacent vertices of a square have coordinates (-1,-3) and (1,0), what are the

  66. math

    how do you find the square of a number that doesn't really have a square number and u have 2 show ur work without using ur calculator? for ex: what is the square of 5?

  67. Greens Theorem

    Can someone show me step by step how to work this problem out please. Let C be the triangle with vertices (0,0), (1,0), and (1,2). Find the following line integral by two methods, directly and using greens theorem. 2xy^2dx + yx^2dy Thanks!!!

  68. math

    Nakim simplified 3 times the square root of 2x plus x times the square root of 8x minus 5 times the square root of 18x and got -10x times the square root of 2x for an answer. Part 1: Using complete sentences, explain what Nakim did wrong. Part 2: Show all

  69. maths

    Let ABCD be a square with side legnth 7cm. Another square KLMN is inscribed into ABCD such that its vertices lie on the sides of ABCD. Find the lenghts of parts of ABCD sides which are divided by the vertices of KLMN. If [the area of KLMN]: [area of ABCD]

  70. Math

    Find the derivative: y = square root of x(x+14). The square root is only on the x. Please show work and explain. I don't know how to do this. Thanks!

  71. math

    The distance between points A and B is 10 units. If a has coordinates (4,-6) and B has coordinates (-2,y), determine the value of y. Please show work and explain. A.-6 B.-2 C.0 D.1 E.2 This is what I got so far: 10= square root of (4-(-2))^2+(-6-(y))^2

  72. Algebra 2

    Solving By Factoring: The length of the side of a large square is 1 cm less than twice the length of the of the side of a smaller square. The area of the large square is 33cm^2 more than the area of the small square. Find the length of the sides of the two

  73. math

    I ONLY NEED HELP WITH PART C I DID THE REST ON MY OWN plz help Shane drew 3 squares with each side equal to n units. For each square, he does something different to it according to each part below. Part A: Shane increased the length and width of the square

  74. Math

    Determine whether the polygons are similar. ABCD with vertices A(–5, 4), B(–2, 4), C(–2, 2), D(–5, 2) and EFGH with vertices E(–2, 0), F(4, 0), G(4, –6), H(–2, –6)

  75. math

    Square OPQR has vertices O(0; 0), P(0; 8), Q(8; 8), and R(8; 0). The parabola with equation y = a(x �� 2)(x �� 6) intersects the sides of the square OPQR at points K, L, M, and N. Determine all the values of a for which the area

  76. math

    Here's my question: Determine if each system has one, two, or no solutions. (Show your work - 3 marks each) a)y=2x^2-2x+1 and y=3x-5 b)y=x^2+3x-16 and y=-x^2-8x-18 Here's my work on the question: a) x=(-b plus/minus sign (square root b^2-4ac)/(2a) x=(--2

  77. Algebra 2

    ABCD is a square . if the coordinates of three of its vertices are A(-1,2a), B(a,2a), C(a,0), find the coordinates of D. BC is obviously 2a (it's a vertical line) then AB must be 2a (notice AB is horizontal) so BC = AC because it is a square 2a = a+1 a=1

  78. 6 grade math

    how do you work out this problem, find the height of a parallelogram with an area of 224 square meters and a base of 16 meters.show work please thank you

  79. Geometry

    Given the vertices of ∆ABC are A (2,-5), B (-4,6) and C (3,1), find the vertices following each of the transformations FROM THE ORIGINAL vertices: a. Rx = 3 b. T c. r(90◦, o)

  80. Algebra

    1)Find x in the solution of the system 3x+y=2 and 2x-3y=16 A)2 B)-4 C)18/11 D)10/11 I chose A 3x+y=2 times 3 = 9x+3y=6 2x-3y=16 times 1 = 2x-3y=16 11x/11 = 22/11x = 2 2)Find the coordinates of the vertices of the figures formed by y -< x + 2, x + 2 -< 6,

  81. Math

    Find (fog)(2) and (gof)(-2) f(x)=Square root of 4-x; g(x)=1-3x^2 Show work.

  82. Calculus

    A manufacturer constructs open boxes from sheets of cardboard that are 6 inches square by cutting small squares from the corners and folding up the sides. The Research and Development Department asks you to determine the size of the square that produces a

  83. Math

    Can you please help me do it and understand it? The area of a rectangular piece of land is 280 square meters. If the length of the land was 5 meters less and the width was 1 meter more, the shape of the land would be a square. Part A: Write an equation to

  84. math

    4. If the rule (x, y) ¡ú (x + 3, y ¨C 3) is applied to the original triangle, give the coordinates of and draw the image. Show your work (show the computation) for calculating the coordinates of the resulting image. Label the vertices correctly.

  85. Algebra 2

    How do I find the equation of an ellipse with: Vertices: (-7,10), (-7,-10) Foci: (-7, square root of 19) (-7, - square root of 19) I think the center is (-7,0) and a^2 is 49 I just don't know how to get c^2 so I cant get b^2

  86. Algebra

    The area of a rectangular piece of land is 280 square meters. If the length of the land was 5 meters less and the width was 1 meter more, the shape of the land would be a square. Part A: Write an equation to find the width (x) of the land. Show the steps

  87. coordinate geomoetry

    PLEASE SEND ME THE ANSWERS TO MY EMAIL ADDRESS Find the midpoint of PQ if P(-7, 11) and Q(1, -4). Find the area of the rectangle with vertices B(8, 0), T(2, -9), R(-1, -7) and C(5, 2). Find the area of a triangle with vertices (0, 0), E(3, 1) and F(-2, 6).

  88. math

    find the length of a side of a square whose diagonal is 36 inch show all work

  89. algerbra

    could you please double check my work question:find the roots of the equation 2x^2+8x=12 by completing the square. leave answer in simplest radical form. work and answer: c=(b/2)^2 c(4/2)^2=4 2x^2 +8x=12 divide everything by 2 x^2 + 4x=6 x^2+4x+4=10

  90. math

    1. A(-3;4) is a point on a circle with centre at the origin. a.determine the coordinates of B, if AB is a diameter. b. Show that point C(0;5) lies on this circle. c.show that ACB has a magnitude of 90degrees. 2.a.ddetermine the equation of the circle with

  91. pre calc

    Can someone please help me f(x)=1/3 square root 1-2x and g(x)= (x-2)/x. Find and simplify (g of g)(3)/(g of f)(-24). The answer I got it -24/7 and i Am unsure If it is correct. Please show all work Thank you

  92. Math

    Find the distance between A and B, where A and B have the following coordinates: A(–3, 5); B(5, –8). Show your work by using the notation sqrt( ) for square root.

  93. geometry

    Find the area of square QRST with the following vertices Q(-2, 3), R(1, 0), S(4, 3) and T(1, 6).

  94. MATH PLEASE SHOW WORK

    Three consecutive odd intergers are such that the sum of the squares of the first two integers is 54 more than 20 times the third integer. Determine the three integers. Please help and show all work thank you SHOW WORK SO I UNDERSTAND HOW TO DO IT THANK

  95. Maths (Need Help)

    A(0,1) B(-2,3) C(2,-1) are the vertices of a triangle ABC. P and Q are the midpoint of the side AB and AC. (a) find the equation of PQ, (b) show that PQ is parallel to BC. (c) show the length PQ = 1/2 length BC.

  96. Pre-calculus

    For the ellipse with equation 5x^2+64y^2+30x+128y-211=0, find the cooridinates of the center, foci, and vertices. Then, graph the equation. my answer is: coordinates of center: (-3,1) foci:(-11,-1) and (4.7,-1) vertices: (-11,-1) (5,-1) (-3,-1+-square root

  97. Math repost for edie

    Math - edie, Tuesday, March 11, 2008 at 5:11pm The area of a square is 25 square meters. What is its perimeter? Please show all work

  98. CALC

    can someon help me find the horzontial and verticle asymptotes for x square root 4-x^2. For HA someone told me none but I dont understand how and is the VA -2 and 2. Please help and show all work Thank you

  99. algebra

    Given triangle XYZ with vertices X(-2,0),Y(6,0), and Z(4,8), find the number of square units in its area.

  100. Calculus

    I am bit of confused from this question. I have shown the work below and to subtract, am I supposed to be X2 - X1, Y2-Y1, Z2-Z1? or X1-X2, Y1-Y2, Z1-Z2? ------------------------------------ A triangle has sides formed by the vectors PA=(2,7,3) and

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