Monday

March 2, 2015

March 2, 2015

Number of results: 29,236

**Vectors/Calculus**

The question asks me to find the area of the triangle with the given vertices. (The area A of the triangle having u and v as adjacent sides is given by A=1/2 ||u x v||.) the vertices are: (0,0,0) (1,2,3) (-3,0,0)
*April 7, 2013 by Krista*

**Matrices **

A triangle has vertices (1, 4), (1, 1), and (−3, 1). The triangle is dilated by a scale factor of 2, then translated 5 units up, and then rotated 90° counterclockwise about the origin. What are the vertices of the image of the triangle
*May 7, 2014 by Maria *

**Algebra**

I'm stuck!! Can someone please help me with this problem?? A triangle has vertices (1, 4), (1, 1), and (-3, 1). The triangle is dilated by a scale factor of 2, then translated 5 units up, and then rotated 90 degrees counterclockwise about the origin. What are the vertices of ...
*May 19, 2013 by Melania*

**Math Geometry**

A triangle has vertices P(a,b), Q(c,d), and R(e,f). You are asked to prove that the image triangle angle P'Q'R' of triangle angle PQR after reflection across the y-axis is congruent to the preimage. What coordinates should you use for the vertices of triangle measurements P'Q'...
*January 28, 2009 by Tracy*

**Algebra**

I need help with two math problems. 1. A triangle has vertices (1, 4), (1, 1), and (-3, 1). The triangle is dilated by a scale factor of 2, then translated 5 units up, and then rotated 90 degrees counterclockwise about the origin. What are the vertices of the image of the ...
*May 19, 2013 by Kelly*

**6th grade math**

The vertices of triangle ABC are a(8,23) B(2,2) C(2,8). What are the coordinates of the vertices if the triangle is reflected across the x-axis? is it A(8,2) B(2, -2) C(2, -8)?
*April 6, 2012 by i♥zee*

**Theorem Calculus**

A thin triangle has vertices (0,0), (1,0), and (0,2). Let the density function at any given point on the triangle be represented by ρ(x,y)=1+3x+y. The mass of the triangle can be represented by p/q, where p and q are coprime positive integers. What is the value of p+q?
*June 26, 2013 by Crow*

**Geometry **

Determine whether triangle DEF is congruent to triangle PQR given the coordinates of the vertices. Explain. D(-6,1) E(1,2) F(-1,-4) P(0,5) Q(7,6) R(5,0)
*October 10, 2012 by Krissa*

**Pre-Calculus**

Hi! I need help with this math homework question: If you had a triangle that has the vertices (-2, 1), (0, -5), and (1. 2) and you had to shift that triangle 5 units left and 4 units down, how would you find the vertices of the shifted triangle?
*September 9, 2014 by Kali*

**Geometry**

The vertices of a triangle are P(-3,8), Q(-6, -4), and R (1, 1). Name the vertices of R (smaller letters)y-0 (triangle PQR). A. P'(-3, 8), Q'(-6,-4), R'(1,1) B. P'(-3,-8), Q'(-6,4), R'(1,-1) C. P'(3,-8), Q'(6,4), R'(-1,-1) D. P' (3,8), Q'(6,-4), R'(-1,1)
*March 26, 2014 by Sierra*

**7th Grade Geometry **

A Rectangle with vertices A B C AND D. The triangle is divided with vertices P AND Q. How many right triangles can you make with using only three of the vertices {A B C D P OR Q}. AND also the answer for this question is not 12 or 6
*November 7, 2010 by Jacytiopa*

**Math**

A Rectangle with vertices A, B, C, AND D. The triangle is divided with vertices P AND Q. How many right triangles can you make with using only three of the vertices {A, B, C, D, P, OR Q}. Also The answer is not 12 or 16. Our teacher gave us this hints
*November 7, 2010 by Camara*

**Geometry**

Determine whether triangle PQR is congruent to triangle STU given the coordinates of the vertices. Explain your conclusion. coordinates of triangle PQR P(0,3) Q(0,-1) R(-2,-1) S(1,2) T(1,-2) U(-1,-2)
*December 14, 2010 by Adryan*

**geometry**

The medial triangle of a triangle ABC is the triangle whose vertices are located at the midpoints of the sides AB, AC, and BC of triangle ABC. From an arbitrary point O that is not a vertex of triangle ABC, you may take it as a given fact that the location of the centroid of ...
*April 30, 2013 by denise*

**math**

A triangle has vertices with coordinates (2, 0), (3, -1), and (-2, -5). If the triangle is dilated by a scale factor of 3 with the origin as the center of dilation, what are the coordinates of the vertices of the image.
*December 19, 2013 by james*

**math**

A triangle has vertices with coordinates (2, 0), (3, -1), and (-2, -5). If the triangle is dilated by a scale factor of 3 with the origin as the center of dilation, what are the coordinates of the vertices of the image.
*December 19, 2013 by james*

**algebra**

The vertices's of triangle ABC are A(-1,2), b(0,3), and c(3,1). Determine the vertices A', B', and C' of the image of triangle ABC after a reflection across the x-axis.
*September 1, 2008 by kareem*

**pre algebra **

Triangle XYZ has vertices X(- 1, 1), Y(- 3, 1), and Z( -2, 5). Reflect triangle XYZ in the y-axis. Find the vertices of the image
*May 31, 2012 by amy*

**Math**

consider a triangle with vertices (a,b), (c,d), (e,f), with the area of the triangle b/2 a = area of an equilateral triangle with side length b c = length of diagonal of a cube with side length b a/c = the positive asymptote of the conic equation (x^2)-2(y^2)=6 d = volume of ...
*December 17, 2007 by Paragon*

**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 origin with the given ...
*April 12, 2009 by Karen*

**algebra**

4. A triangle has vertices (–2, –3), (3, 5), and (8, –1). a. Write a matrix expression to represent reflecting the triangle across the x-axis. Evaluate the matrix expression and list the coordinates of the vertices of the transformed figure.
*May 31, 2014 by me myself and i*

**math**

Triangle XYZ with vertices X(3,-1) Y(7,-3)Z(3,-5) undergoes an enlargement represented by the mapping: (x)--(-0.5 0)(x) +(-3) (y)--( 0 -0.5)(y) +(4) Evaluate: 1. The vertices of the image of triangle XYZ. 2. The centre of enlargement PS. The small brackets should be one big ...
*April 25, 2013 by lindsay*

**math**

The vertices of a triangle are listed below. H(-2,4), I(22,4), J(10,-1) Which of the following correctly classifies the triangle? 1.The triangle is an obtuse isosceles triangle. 2.The triangle is a right scalene triangle. 3.The triangle is an obtuse scalene triangle. 4.The ...
*May 4, 2012 by ana*

**Vectors/Calc**

Find the area of a triangle with the given vertices: (7,3,4)(1,0,6)(4,5,-2)
*May 17, 2011 by Anonymous*

**Geometry**

what are the coordinates of the centroid of each triangle given the three vertices of D(0,3),C(-1,0),B(4,0)?
*January 26, 2012 by Dece*

**geometry**

Please use this for the portfolio. You will need graph paper. 1. Start with Triangle ABC with vertices: A(0,2), B(2,5), C(3,0) 2. Find slope of side AB and BC 3. Now TRANSLATE the Triangle 4 units left, and 2 units up (x-4,y+2) and give the new vertices to find A', B', C' 4. ...
*April 7, 2014 by brit*

**Geometry**

Triangle ABC has vertices A = (0,6) B = (-2,3), and C = (2,1). Find the coordinates of its vertices if it is translated by the equations: x' = x - 4, y' = y -3
*December 4, 2009 by Lenora*

**geometry **

The vertices of a triangle are P(–8, 1), Q(–6, –8), and R(4, –3). Name the vertices of the image reflected across the x-axis.
*January 12, 2012 by ryan*

**geometry**

the vertices of a triangle are p(2,8, q(-8,-7)and r(5,-6). name the vertices of the image refected in the x-axis?
*October 18, 2012 by stephanie*

**geometry**

The vertices of a triangle are P(-8,1), Q(-6,-8), and R(4,-3) Name the vertices of the image reflected across the x-axis. my answer; P1(-8,1), Q1(-6,8), and R1(4,3)
*May 24, 2012 by lilman*

**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 vertices? But afterwards, ...
*March 19, 2013 by Knights*

**Physics**

Three negative charges with charge -q occupy the vertices of an equilateral triangle with sides of length L What is the magnitude of the electric field in units of k*q/L^2 at the center of the triangle? Give a numerical answer that is the number that would go in front of k*q/L...
*October 21, 2013 by susma*

**Math**

A triangle is graphed in the coordinate plane. The vertices of the triangle have coordinates (5, 1), (1, 1), and (1, 7). What is the perimeter of the triangle? 28 24 14---- my answer 10
*January 23, 2015 by Sara*

**math**

triangle ABC, with vertices A(2,3), B(4,-4), C(6,8), is reflected across the x-axis to form a triangle A'B'C'. Give the new coordinates for triangle A'B'C'.
*October 24, 2012 by ashley*

**Math**

Two vertices of a right triangle are (0,1) and (0,6). The area of the triangle is 10 square units. Which point could be the third vertex of the triangle?
*April 16, 2014 by Shohanur*

**math**

One triangle has vertices A, B, and C. Another has vertices T, R, and I. Are the two triangles similar? If so state the similarity and the scale factor. AB- 6 BC- 8 AC- 10 TR- 10 RI- 7.5 TI- 12.5
*February 6, 2008 by Anna-Marie*

**MATH**

Triangle T has vertices A(-9, 10)B(1,0)and C(5,4). Points A, B, and P(also on th xy plane) form a triangle that is congruent to triangle T. Find all the possible coordinates for P.
*September 15, 2011 by Chris *

**college physics**

Three negative charges with charge -q occupy the vertices of an equilateral triangle with sides of length L What is the magnitude of the electric field in units of k*q/L^2 at the center of the triangle? Give a numerical answer that is the number that would go in front of k*q/L...
*October 22, 2013 by sied*

**Math**

Given a scale factor of , find the coordinates for the dilation of the triangle with vertices at (0, 0), (0, 2) and (4, 0).
*November 9, 2012 by HOLAMOM*

**Ottawa University **

Triangle T has vertices A(-9, 10)B(1,0)and C(5,4). Points A, B, and P(also on th xy plane) form a triangle that is congruent to triangle T. Find all the possible coordinates for P.
*September 15, 2011 by Chris *

**Physics pls anyone can help me? its urgent**

Three negative charges with charge -q occupy the vertices of an equilateral triangle with sides of length L What is the magnitude of the electric field in units of k*q/L^2 at the center of the triangle? Give a numerical answer that is the number that would go in front of k*q/L...
*October 22, 2013 by sied*

**math**

After a triangle is rotated 180 degrees, its vertices are at (-4,1),(-1,4), and (-5,-8). What were the coordinates of the vertices before the rotation? I think the answer is (1,-4), (4,-1),(8,-5). Is this right?
*December 1, 2007 by robert*

**math**

After a triangle is rotated 180 degrees, its vertices are at (-4,1),(-1,4), and (-5,-8). What were the coordinates of the vertices before the rotation? I think the answer is (1,-4), (4,-1),(8,-5). Is this right?
*December 1, 2007 by robert*

**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.
*January 14, 2011 by mary*

**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)
*May 14, 2014 by Anonymous*

**Precalculus**

The sides of an isosceles triangle are 10 cm, 10 cm, and 12 cm. A rectangle is inscribed in the triangle with one side on the triangle's base. The other two vertices of the rectangle are on the triangle's legs. Find the Maximum Area of the Rectangle.
*November 18, 2012 by Georges*

**Math help please!!!!!!**

Given a scale factor of 1/2,find the coordinates for the dialation of the triangle with vertices as (0,0),(0,2), and (4,0). A.(0,0),(0,4),(8,0) B.(0,0),(0,1),(2,0) C.(1/2,1/2),(1/2,1),(2,1/2) D.(2,2),(2,4),(8,2) Is the answer B?
*November 13, 2014 by Callie*

**Geometry ONE MULTIPLE CHOICE QUESTION PLEASE HELP!**

The vertices of a triangle are P(–4, 1), Q(–2, –8), and R(8, –1). Name the vertices of the image reflected across the x-axis. P'(–4, –1), Q'(–2, 8), R' (8, 1) P'(4, –1), Q'(2, 8), R'(–8, 1) P'(4, 1), Q'(2, 8), R'(–8, –1) P'(–4, 1), Q'(–2, –8), R'(8, –1) Thank You! :) your help...
*March 20, 2012 by Katie *

**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....
*June 9, 2014 by Tsunayoshi*

**Help with triangle**

I need help with these: Triangle LMN has vertices L(-6,5), M(-4,-3), N(-2,4). Find the coordinates of the vertices of its image after it is reflected over the x-axis and then translated by (-3,0) a. L(-9,-5), M(-7,3), N(-5,-4) b. L(-6,-5), M(-4,-3), N(-2,-4) c. L(-5,-6), M(-7,...
*August 29, 2006 by Garcelyn*

**Geometry**

I need help with vertices! The vertices of triangle FGH are F(1,1), G(3,-5),H(6,0). Find the coordinates of the vertices after a refelection over the y-axis. I'm not sure how to do this. Is there a certain formula I need to know? The reflection across the y-axis negates the x ...
*September 13, 2006 by Madi*

**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) Co-vertices=(3,2) (3,6) If ound "c" ...
*March 28, 2011 by Sheila*

**pre-calculus**

triangle KLM has vertices K(0,0), L(18,0), and M(6,12). a. Write equations for the altitudes to the three sides of the triangle. b. Show that the altitudes intersect at a single point O, called the orthocenter of the triangle.
*August 18, 2009 by natalin*

**Math**

∆ABChas vertices A(–1, –2), B(–4, –4), and C(–3, –5). Graph ∆ABC and its image after a reflection over the x-axis. Name the coordinates of the vertices of the reflected triangle...is it A(1,-2), B(3, -4), C(2,-5) or A(-1,2), B(-3,4), C(-2,5)
*December 29, 2014 by Marie*

**prob**

Consider the triangle with vertices (0; 0), (1; 0) and (0; 1). Let Z be a uniform random variable in the interval [0; 1]. Draw a vertical line that intersects the x axis at Z. This line divides the triangle in two pieces. Select a point (X; Y ) uniformly at random from the ...
*May 3, 2013 by hsuan*

**Math**

Triangle ABC has vertices A(0,4),B(1,2),and C(4,6). Determine whether triangle ABC is a right triangle.Explain. How do I do this?
*April 15, 2010 by Shadow*

**Calculus Help **

Use calculus to find the area A of the triangle with the given vertices. (0, 0), (3, 1), (1, 8) A = ????
*May 1, 2014 by Anonymous*

**Chemistry**

General Chemistry 111 11/28/11 Chapter 9 Extra Credit Quiz Name: _____________________________ Section #______________________ Tetrahedral geometry has a bond angle of about 109.5 °. Given that a tetrahedron is made up of 4 equilateral triangles each of length x, what is the ...
*December 4, 2011 by Olayinka*

**Six Vertices of A Box**

Opposite vertices of a rectangular box whose edges are parallel to the coordinate axes are given below. List the coordinates of the other six vertices of the box. (0, 0, 0); (4, 2, 2)
*February 22, 2008 by John*

**MATH**

Which point of concurrency in a triangle is the center of a circle that contains the vertices of the triangle?
*October 31, 2009 by KAYTLYN*

**10th grade Math**

Triangle POB has vertices: P(0 , 4) O(-3 , 0) B(3, 0). Determine the orthocentre of the triangle.
*March 20, 2010 by Jenny*

**geometry**

find the measures of each side of triangle abc with vertices a(-1,5), b(6,1), c(2,6) and classify the triangle.
*February 19, 2011 by Tori*

**geometry**

Triangle ABC has vertices A(-3,2) B(4.5) AND C(4,-1) Fin out wether the triangle is isosceles?
*April 15, 2011 by Teresa*

**Math**

The vertices of an isosceles triangle are A(3, 6), B(7, 2), and C(4, 3). What is the equation of the triangle's line of symmetry? y= x+1 y= x-1 y= x y = -x+1
*January 18, 2012 by sara*

**geometry**

The triangle DEF has vertices D(-1,3) E(7,1) and F(4,6). Classify the triangle as: a) isosceles or scalene b) right angled or not
*January 2, 2010 by p*

**math**

-3+-5--4-+2= -6 would that be correct? also The coordinates of three vertices of a triangle are (3,5),(-1,5)and (-1,-3) what is the area of the triangle? 32?
*May 1, 2011 by heather*

**Math**

The three lines x-y+1=0 ,2x+y-4=0 ,and x+y+5=0 intersect to form a triangle. Find the coordinates of the vertices of the triangle.
*September 9, 2012 by Vanessa*

**Geometry**

Help I need help to find the coordinates of the circumcenter of each triangle. Isosceles triangle CDE with vertices C(0, 6), D(0, –6), and E(12, 0)
*November 15, 2012 by Zach*

**Math**

2 vertices of a triangle are 1,-4 and 6,-4. List 2 possible coordinates of the third vertex so that the triangle has an area of 20 units.
*April 24, 2014 by Samuel*

**geometry**

a triangle with vertices a(-2,3) B9-5,-6), C(3,1) draw a image of the triangle under the M(y)
*June 12, 2008 by me*

**Vectors**

A triangle has vertices A(2,3,7), B(0,-3,4) and C(5,2,-4) a.) Determine the largest angle in the triangle.
*May 5, 2010 by Sarah*

**geo (finals)**

please help! i dont get these problems at all! a(4,3) b(7,4) and c(5,2) are midpoints of a triangle. find the coordinates for the vertices of the triangle!
*December 13, 2010 by Skylar*

**hialeah miami lakes**

given triangle PQR with vertices P(0,-8), Q(4,-9) and R(-2,-3), find the length of the midsegment connecting the midpoint of PQ to the midpoint of PR.
*May 3, 2011 by ivette hanon*

**math**

Triangle XYZ has vertices X(-5,3), and Z(7,-6). Find the coordinates of vertex X after the triangle is dialated using a scale factor of 4
*December 28, 2012 by marie*

**Geometry**

is triangle XYZ with vertices X(-3,1), Y(2.4), Z(2.-5) a scalene triangle?
*January 24, 2008 by Swassy*

**maths**

The triangle has vertices A(0,1),B(1,6) and C(5,2).Prove that the triangle is isosceles.
*February 27, 2012 by mulinda*

**Mathematics-please help!**

The vertices of a triangle are (-2,3),(2,1) and (2,7). What is the area of this triangle?
*June 9, 2012 by Jeconiah*

**math**

The sides of the triangle are on the of x+y+6=0, x+2y-4=0, 3x+y+2=0. Find the vertices of the triangle
*June 25, 2014 by tsunayoshi*

**ALgebra**

use slopes to show that the triangle with vertices (-2,7), (6,9) and (3,4) is a right triangle. write an equation of the line that has y-intercept 5/7 and is parallel to the graph of 6x-3y=1
*October 19, 2010 by jose*

**math**

The vertices of ABC are A(2,-5), B(-3,5), and C(3,-3).the triangle is reflected over the x-axis.use arrow notations to describe the original triangle and its reelection. A) A(2,-5),B(-3,5),C(3,-3)->(2,-5),(-3,5),(3,-3) B) A(2,-5),B(-3,5),C(3,-3)->(-2,5),(3,-5),(-3,3) C) ...
*May 17, 2014 by K*

**algebra**

graph triangle rst with vertices r(-1,3),s(4,-2), t(2,-5) Draw the image triangle r's't' formed by rotating triangle rst 90 degree, 180 degrees, and 270 degrees about the origin. Give the coordinates of r',s', and t'.
*January 18, 2011 by Angel*

**calculus**

A rectangle is inscribed in an isosceles triangle. If the sides of the triangle are 10, 10 and 12, what are the dimensions of the rectangle having the greatest area? The diagram shows the triangle on a set of axes with base 12 on the x axis and the top vertices on the y axis.
*December 11, 2011 by Tina*

**Math**

Need help on the problem below. Tommy drew a triangle. Which information will enable you to draw a triangle that is congruent to Tommy's triangle? a. 2 given sides b. 2 given angles c. 2 given sides and 1 given angle d. 3 given angles Thanks....
*October 26, 2013 by Brandi*

**Consider the graph with V = [A, B, C, X, Y, Z] and**

Consider the graph with V = [A, B, C, X, Y, Z] and E = [AX, AY, AZ, BB, CX, CY, CZ, YY]. Without drawing a picture of the graph: a. List all the vertices adjacent to Y. b. List all the edges adjacent to AY. c. Find the degree of Y. d. Find the sum of the degrees of the vertices.
*May 23, 2014 by Mimzi*

**Geometry**

Let A be a convex 61− gon. We then place n points {x i} n i=1 in the interior of A . What is the minimum number n , such that the interior of any triangle, whose vertices are also vertices of A , will contain at least one of the points xi?
*May 16, 2013 by John*

**math**

Use Green's Theorem to evaluate the line integral along the given positively oriented curve. integral of xy2 dx + 4x2y dy C is the triangle with vertices (0, 0), (2, 2), and (2, 4)
*November 11, 2014 by sara*

**MATH**

APPLY THE RULE [1.5X, 1.5Y] TO THE VERTICES OF TRIANGLE TO GET TRINGLE PQR. COMPARE THE CORRESPONDING MEASUREMENTS[SIDE LENGTHS, PERIMETER, AREA, ANGLE MEASURES] OF THE TRIANGLE
*January 9, 2011 by VINI*

**Linear Algebra 2 question**

Hello, I have another question from my linear algebra class. I'm asked to find the area of a triangle using determinants, but they don't give me the vertices, only the sides. Where A,B,C and D are the vertices, u and v are 2 out of the 3 sides. Now they give me u=(-3,1) and v...
*August 26, 2012 by Robert*

**math**

After a triangle is rotated 180 degrees, its vertices are at (-4,1),(-1,4), and (-5,-8). What were the coordinates of the vertices before the rotation? I think the answer is (1,-4), (4,-1),(8,-5). In rotation, the coordinates get switched. All I just did was switch the numbers...
*December 1, 2007 by robert*

**Math**

I am asked to graph a triangle with the vertices (-3, 2), (5, 6), and (6, -4) after performing a dilation about the origin of scale factor 4. What does "about the origin" mean? Is this the same as just multiplying the ordered pairs by 4? Are the new vertices (-12, 8), (20, 24...
*February 17, 2015 by Anonymous*

**Geometry **

Triangle ABC has vertices of A(0,0), B(–4,0)and C(–2,4). The coordinates of each vertex in triangle AEF are multiplied by 3 Is triangle ABC~AEF? Explain.
*March 29, 2013 by Lydia*

**math**

apply the rule (1.5x, 1.5y) to the vertices of triangle ABC to get triangle PDR. Compare the corresponding measurements (side lengths, perimeter, area, angle measures) of the two triangles.
*November 6, 2010 by jacko*

**math**

Apply the rule (2x, 0.5y) to the vertices of triangle ABC to get triangle FGH. Compare the corresponding measurements (side lengths, perimeter, area, angle measures) of the two triangles.
*November 6, 2010 by jacko*

**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). Given a rhombus with...
*July 12, 2006 by Paige*

**Honors Geometry**

In a proof, I am given that Triangle GCF is congruent to Triangle GKF is congruent to Triangle JHM. Triangle GCF and Triangle GKF are Vertical Angles. I am also given that Angle C(on Triangle GCF) is 4y, and Angle G(on Triangle GKF) is 16y. So, obviously, the angle opposite it...
*November 3, 2010 by Brenna*

**calculus**

a right triangle is formed in the first quadrant by the x- and y- axes and a line through the point (1,2). write the length of the hypotenuse as a function of x. find the vertices of the triangle such that its area is a minimum.
*March 17, 2013 by ej*

**Math**

A triangle has vertices X(0,0), Y(4,4), and Z (8,-4). a) Write an equation for each of the three medians b) Recall that the centroid of a triangle is the point of intersection of the medians of the triangle. Use the equations from part a) to verify that (4,0) is the centroid ...
*October 12, 2007 by Luisa*

**Math**

The segment that bisects an angle of the triangle and has one endpoint at a vertex of the triangle and the other endpoint at another point on the triangle is called the _________. The segment that has one endpoint at one of the vertices of a triangle and its other endpoint on...
*June 3, 2011 by Sabrina*

**Geometry **

Triangle ΔABC has vertices A(2,5), B(8,1) and C(-2,-1) and is a right triangle. If the slope of AB is -2/3 and the slope of AC is 3/2, are the lines parallel, perpendicular or neither?
*July 14, 2012 by Math*

**math**

Triangle ΔABC has vertices A(2,5), B(8,1) and C(-2,-1) and is a right triangle. If the slope of AB is -2/3 and the slope of AC is 3/2, are the lines parallel, perpendicular or neither?
*July 14, 2012 by ashley*

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