Saturday
April 19, 2014

Search: Congruence-creating a triangle

Number of results: 9,761

math
congruence means the same. So you rotate the triangle to get a congruence transformation, or make a mirror image. Does that change the perimeter or area?
Thursday, October 15, 2009 at 1:58pm by bobpursley

congruence
What is the difference between the statements segmentAB is congruent to segmentCD & AB is congruent to CD Thanks No difference. Congruence is congruence. A=B B=A
Friday, November 3, 2006 at 10:21pm by Jen

geometry
Use SAS (Side-Angle-Side congruence) to explain why triangle WXY congruent to triangle WZY
Wednesday, December 1, 2010 at 12:30am by phoebe

math
How would a congruence transformation affect the perimeter of a triangle.
Thursday, October 15, 2009 at 1:58pm by Trisha

math
Explain how the triangle similarity postulates and theorems are alike and how they differ from triangle congruence postulates Name something with a height that would be difficult to measure directly. Describe how you could measure it indirectly
Friday, January 25, 2008 at 12:45am by help plz

geomentry
what are the 7 classifications of triangles( SAS, SSS,etc.) and 5 triangle congruence postulates?
Thursday, December 10, 2009 at 8:09pm by christina

MATH
Here is what I suggest. Draw a figure on a piece of cardboard, about the size of your hand. Cut it out. Hold it up. Move it to the right five inches. That is translation congruence. Hold it up, rotate it 40 degrees. That is rotational congruence. Hold it up, rotate it so that ...
Friday, August 28, 2009 at 8:01am by bobpursley

Math
Consider the congruence 6x=15(mod 21). How many solutions does the congruence have? What are all the solutions?
Thursday, August 2, 2012 at 1:46am by Shay

geometry
which triangle congruence theorem explains why all triangles are rigid? is it SSS, SAS, ASA, or AAS?
Thursday, December 15, 2011 at 3:52pm by Brianna

Congruence-creating a triangle
Three segments are given. I need to draw one segment with the same length as any one of the given segments. Then take the measure of another given segment with my compass and draw a cirlce of that radius from the endpoint of my first segment. The question is: 1. What is true ...
Saturday, November 4, 2006 at 9:44am by Jen

Math
Recall that the criteria for our congruence postulates have called for three pairs of congruent parts between triangles. The HL Theorem essentially just calls for congruence between two parts: the hypotenuse and a leg. Let's look at an illustration that shows the correct way ...
Tuesday, March 26, 2013 at 11:41am by donald

Precalculus
In most geometry courses, we learn that there's no such thing as "SSA Congruence". That is, if we have triangles ABC and DEF such that AB = DE, BC = EF, and angle A = angle D, then we cannot deduce that ABC and DEF are congruent. However, there are a few special cases in which...
Monday, February 24, 2014 at 5:18pm by John

GEOMETRY AGAIN
THIS IS ANOTHER QUESTION I HAVE BEEN STUCK ON FOREVER. I THINK IT REQUIRES TOO MUCH THINKING. PHILLIP WALKED 100 YARDS TO THE EAST WHILE SHONDRA WALKED 155 YARDS TO THE SOUTHEAST. MEANWHILE, 200 YARDS TO THE NORTH, JOSE WALKED 155 YARDS TO THE WEST AND LUYIN WALKED 100 YARDS ...
Tuesday, November 20, 2007 at 2:32pm by alan

algebra2
you are creating a window display at a toy store using wooden blocks. the display involves stacking blocks in triangular forms. you begin to display with 1 block, which is your first "triangle," and then stack three blocks, two on the bottom and one on the top, to get the next...
Wednesday, October 12, 2011 at 7:10am by jaydene

Trigonometry/Geometry
In most geometry courses, we learn that there's no such thing as "SSA Congruence". That is, if we have triangles ABC and DEF such that AB = DE, BC = EF, and angle A = angle D, then we cannot deduce that ABC and DEF are congruent. However, there are a few special cases in which...
Tuesday, November 19, 2013 at 1:47pm by Sam

MATH
Figures that correspond under a translation, rotation, or reflection are said to be translation congruent, rotation congruent, or reflection congruent. Position two congruent figures on a piece of paper to satisfy each combination of congruences listed. Use tracing paper, ...
Friday, August 28, 2009 at 8:01am by Anonymous

geometry
Figures that correspond under a translation, rotation, or reflection are said to be translation congruent, rotation congruent, or reflection congruent. Position two congruent figures on a piece of paper to satisfy each combination of congruences listed. Use tracing paper, ...
Saturday, October 24, 2009 at 12:50am by jeng

GEOMETRY AGAIN
It helps to draw a picture. The sides of the triangle are congruent, and the angle is also congruent, so by SAS (Side-Angle-Side) Congruence, they are also 110 yards apart.
Tuesday, November 20, 2007 at 2:32pm by Michael

Math
A triangle has 2 angles that measure 60 each. Which of the following best describes thiz triangle. A. Right isoseles triangle B. Equilateral triangle C. Obtuse isosceles triangle D. Acute scalene triangle
Wednesday, March 2, 2011 at 9:41pm by Help

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 ...
Friday, May 4, 2012 at 11:52pm by ana

geometry
Lets concentrate on the quadrilateral ADEG. let the intersection of AE and DB be K GE || AD (given) So triangles ADE and ADG have the same base AD and the same height , since parallel lines are equal distances apart. So triangle ADE = triangle ADG but ADK is common to both, so...
Saturday, January 15, 2011 at 2:46am by Reiny

math
if the measures of the angles of a triangle are represented by 2x, 3x-15, and 7x-15, the triangle is 1)an isosceles triangle 2)a right triangle 3)an acute triangle 4)an equiangular triangle
Friday, May 30, 2008 at 5:37pm by derek

math
if the measures of the angles of a triangle are represented by 2x, 3x-15, and 7x+15, the triangle is 1)isosceles triangle 2)right triangle 3)acute triangle 4)equiangular triangle
Friday, May 30, 2008 at 11:38pm by derek

math
Similarity theorems and postulates involve matching either angles only, or the ratios of corresponding side lengths. Congruence theorems and postultates invove actual lengths of corresponding sides. See http://www.mathwarehouse.com/geometry/similar/triangles/similar-triangle-...
Friday, January 25, 2008 at 12:45am by drwls

math
Study this site. http://www.sparknotes.com/math/geometry2/congruence/problems_2.html
Thursday, February 24, 2011 at 6:41pm by Ms. Sue

Math asap :(
Q CE_approx equal S and CE_line qr approximately equal line sr. Select the correct congruence statement for the two triangles. What rule proves the congruence? )QPR CE_approx equal RTS; ASA QPR CE_approx equal STR; ASA QPR CE_approx equal STR; SAS QPR ...
Thursday, February 6, 2014 at 3:39pm by Anonymous

Trigonometry/Geometry - Law of sines and cosines
In most geometry courses, we learn that there's no such thing as "SSA Congruence". That is, if we have triangles ABC and DEF such that AB = DE, BC = EF, and angle A = angle D, then we cannot deduce that ABC and DEF are congruent. However, there are a few special cases in which...
Thursday, November 21, 2013 at 4:03pm by Sam

8gradescience
How do helmets protect your head? a.By creating a large area to spread out the pressure of a blow to your head. b.By focusing the pressure of a blow into a small area. c.By creating a vacuum that protects your head. d.By creating a pressure gradient that traps energy away from...
Monday, February 3, 2014 at 2:09pm by ilikezackalot

Math-CHECK PLEASE
Which of the statements is ALWAYS TRUE? A-A right triangle is a scalene triangle. B-An equilateral triangle is an isosceles triangle. C-An isosceles triangle is an obtuse triangle. D-A right triangle is an acute triangle. I got either A or D. I don't know. Also, if angle A is ...
Tuesday, March 8, 2011 at 5:46pm by Catherine

geometry
Pick any vertex and draw in two diagonals creating 3 triangles inside the pentagon. What is the angle sum of one triangle? How many triangles do you have ?
Saturday, May 16, 2009 at 10:51pm by Reiny

Geometry
Jackson is creating a water garden surrounded by a triangular patch of grass. If the pond will take up the space indicated by the circle, how many square feet of sod will he need to complete the garden (use 3.14 for and round your answer up to the next foot)? There's a diagram...
Wednesday, June 20, 2012 at 11:46am by Anonymous

statistics
Whats the difference between creating a z score from a single score and creating one fron a sample mean?
Monday, April 30, 2012 at 8:44pm by Brittany

english
how would you approach creating a negative message for a superior versus creating a message for a colleague
Wednesday, February 27, 2008 at 11:43am by sugrbare24

maths - question incomplete
So far, ABC is just any triangle. The addition of the altitudes do not help. If it is further specified that BD intersects the segment AC at D, and CE intersects segment AB at E, and that BD and CE are equal, then it is possible to prove that triangles EBC and DCB are ...
Wednesday, June 19, 2013 at 4:55am by MathMate

com/215
how you would approach creating a negative message for a superior? VERSUS creating a message for a colleague, subordinate or fellow student.
Tuesday, January 27, 2009 at 11:53am by Issabella Landcaster

6th grade
What is the congruence?
Thursday, April 15, 2010 at 7:44pm by Anya

english
How would you approach creating a negative message for a superior (such as a manager at work or an instructor) versus creating a message for a colleague, subordinate, or fellow student?
Monday, October 16, 2006 at 1:15am by Anonymous

geometry
if one angle of a triangle is equal to the sum of the other two,show that the triangle is a right triangle.
Friday, January 28, 2011 at 12:44am by properties of triangle

geometry
if one angle of a triangle is equal to the sum of the other two show that the triangle is a right triangle.
Friday, January 28, 2011 at 1:13am by properties of triangle

Pythagorean Theorem
7. The following are the lengths of the sides of four triangles. Which is a right triangle? Triangle EFG Triangle HIJ Triangle KLM
Thursday, July 15, 2010 at 1:47pm by david

math
3cm triangle,9cm triangle, 27cm triangle, If the pattern continues,and a fourth triangle is drawn,what would be the length of a side?
Monday, January 9, 2012 at 8:26pm by andrew

geometry
the perimeter of an isosceles triangle is 42cm and its bases is(3/2) times each of the equal sides .find the length of each side of the triangle ;area of the triangle and the height of the triangle.
Thursday, December 30, 2010 at 9:44am by Anonymous

com 215
Discuss how your would approach creating a negative message for a superior ( such as a manager at work or and instructor) versus creating a message for a colleague, subordinate, or fellow student
Sunday, October 21, 2007 at 10:13pm by attivia

math
triangle a and b are similar the ratio of a side of triangle b to a corresponding sid of triagle a is 5.3 the lengths of the sides of triangle a a are 18ft, 27ft and 30ft find the perimeter of triangle b
Monday, March 28, 2011 at 6:27pm by michael

pre algebra
the midpoints of each side of triangle NOT are connected to make a smaller triangle inside triangle NOT. If the area of triangle NOT is 16 in squared, what is the area of the smaller triangle?
Thursday, January 13, 2011 at 5:58pm by jen

Math
Triangle Lmn is similar to triangle xyz. Triangle LMN has a side of 5 and 3. The scale factor of triangle Lmn to triangle xyz is 2:5. What is triangle xyz's length? Helppppp Meeeeeeeeeee!!!
Tuesday, April 2, 2013 at 10:21pm by Bre

Geometry
Indicate your subject in the "School Subject" box, so those with expertise in the area will respond to the question. Since this is not my area of expertise, I searched Google under the key words "Reflexive property of Congruence proof" to get these possible sources: http://www...
Wednesday, October 13, 2010 at 11:52pm by PsyDAG

math
i need help congruence chapter all about it
Thursday, January 3, 2008 at 8:33pm by courtney

Algebra
What is the value of b in the triangle shown below? The triangle they are showing is a right triangle...the length is 3b and the width is b...on the inside of the triangle it says 24in^2. A.4 in B.4 in C.4 in D.no solution Please help I do not know how to do these...if I had...
Monday, February 25, 2013 at 6:42pm by Cassie

Math help, anyone?
Scalene triangle: A triangle with no congruent sides Isosceles triangle: A triangle with at least two congruent sides Equilateral triangle: A triangle with three congruent sides
Thursday, March 6, 2014 at 11:01am by anonymous

math
how so we indicate the congruence of two right angles triangles ?
Thursday, April 17, 2008 at 6:37am by mota

Shadow
Write a two column proof. 1.Reflexive property of Congruence. -Thanks
Wednesday, October 13, 2010 at 11:52pm by Math

math
please give examples of working models on SAS congruence
Thursday, September 29, 2011 at 12:02pm by njggfg

Algebra 2
what does (m=1) mean? Is that (m-1)? It doesn't seem to line up with Zeller's Congruence (which google)
Monday, October 24, 2011 at 2:44pm by Steve

Geometry
Does SSSS postulate work as a congruence theorem for quadrilaterals? Explain.
Sunday, December 2, 2012 at 2:39pm by Victoria

math
The figure above consists of two equilateral triangles, one of which is inside the other. If the unshaded region within the larger triangle makes up 8/9 of that triangle's area, what is the ratio of the perimeter of the larger triangle to the perimeter of the smaller triangle...
Wednesday, August 8, 2012 at 11:07pm by Sara

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 ...
Tuesday, April 30, 2013 at 10:21am by denise

math
Area of a Triangle. The area in square meters of a triangle is given by A(x)=x^2+5x+6 a)Find A(5) b)If the length of the triangle is x+3 then what is the base of the triangle?
Wednesday, March 4, 2009 at 1:13pm by Debbie

Precalculus
I thought of creating a 3:4:5 (ratio of sides) right triangle, with the hypotenuse equal to 15. The 3:4:5 ratio stays the same. I could have also chosen (0, 15/sqrt2) and (15/sqrt2, 0) or (-3,0) and (0,-4) and many others.
Tuesday, March 9, 2010 at 11:06pm by drwls

basic geometry
the three verticies of a triangle can be found at the points A(2,3) , B(-3,6), C(-4,-3) how long is each side of the triangle ab,bc,and ac explain how you got the answer. is this triangle a right triangle ? why and explain.
Wednesday, December 11, 2013 at 9:05am by anabelle need help!

Geometry Triangle Question!
In triangle ACE, G is the centroid and BE=9. Find BG and GE. (segments BE and AD cross in the middle of the triangle, BE overlaps AD and C is at the top of the triangle, and A is on the left corner and E is on the right) Thank You So Much!!! ^0^
Tuesday, January 3, 2012 at 10:58am by Jenn

math
1. Which angles are adjacent angles? (1 point) ∠GBM and ∠FBC ∠CBX and ∠FBC ∠XBG and ∠FBC ∠MBY and ∠FBC 2. The measure of ∠3 is 101. Find the measure of ∠1. (1 point) 101 106 74 79 3. Is line l parallel to line m...
Monday, February 3, 2014 at 11:06am by christian

math
list two congruence conditions for the law of sines yields a unique solution
Tuesday, April 27, 2010 at 11:11am by carol

English
My Answers to the following questions: What is the most important reason to consider typography when creating a procedural text? (X)B.It makes the document look nice. Which organizational type is most appropriate for a procedural text? (X)A.Order of importance from most to ...
Wednesday, May 9, 2012 at 10:40am by MM

math
Let x = length of side of square thus area of square is A,square = x^2 recall that area of triangle is given by A,triangle = (1/2)b*h where b is the base and h is the height. The base and height of the triangle AMN are equal, which is (1/2)x. Thus, A,triangle = (1/2)*[(1/2)x...
Saturday, May 19, 2012 at 10:07am by Jai

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...
Wednesday, November 3, 2010 at 8:39pm by Brenna

Education
I'm to create a hand printed painted to match my skin tone. I'm not sure on what kind of paint to use or where to get it it. I have also to write a one page reflection on creating my skin color and reflect on how this project might relate to students charged with creating self...
Friday, September 19, 2008 at 3:42pm by Will

math
construct an equilateral triangle ABC in which altitude drawn from opposite vertex is 3.5 cm.Also construct a triangle APR similar to a triangle such that each side of the triangle APR is 1.5 times that of the corresponding side of triangle ABC.
Thursday, February 23, 2012 at 6:41am by upasna

maths-areas
Join PR By the mid-point of triangle theorem, PR is || to BC and PR = (1/2)BC Also triange APR is similar to triange ABC so the areas are proportional to the square of their sides. since the sides are 1:2 their areas are 1:4 so triangle APR = (1/4) of triangle ABC Similary BQP...
Friday, March 15, 2013 at 1:55pm by Reiny

geometry
Large triangle (30X, 60X, and 90X), the base is 15 feet. and small triangle (30X, 60X, and 90X) the above two triangle the ratio of the perimeter of the large triangle to the perimeter of the small triangle is 3. Determine the area of the small triangle rounded to the ...
Wednesday, March 28, 2012 at 1:06am by Piggy

geometry
Large triangle (30X, 60X, and 90X), the base is 15 feet. and small triangle (30X, 60X, and 90X) the above two triangle the ratio of the perimeter of the large triangle to the perimeter of the small triangle is 3. Determine the area of the small triangle rounded to the ...
Wednesday, March 28, 2012 at 11:04pm by Piggy

Math
Which type of dilation is determined by a scale factor of 10? enlargement reduction congruence transformation none of these
Tuesday, January 15, 2008 at 9:05pm by Andrea

Proofs and numbers
Solve the congruence 24x identical to 42 (mod 30) for x. List all the solutions (if there are any).
Wednesday, November 28, 2012 at 10:48am by yin

geometry
Jackson is creating a water garden surrounded by a triangular patch of grass. If the pond will take up the space indicated by the circle, how many square feet of sod will he need to complete the garden (use 3.14 for and round your answer up to the next foot)? the triangle is 6...
Friday, June 29, 2012 at 7:18pm by shanice

Math
If all of the following triangles have the same perimeter, which has the greater area? a) a right triangle with legs of equal lengths b) an equilateral triangle, c) An obtuse triangle d) a triangle whose sides are all different lengths e)an isosceles triangle whose unequal ...
Wednesday, August 8, 2012 at 11:11pm by Anonymous

math
if the measure of the angles of a traingle are represented by 2x, 3x-15, and 7x+15, the traingle is 1 an isosceles triangle 2 a right triangle 3 an acute triangle 4 an equilateral triangle
Thursday, May 7, 2009 at 9:43pm by Anonymous

Math
Triangle A has an area of 19,00cm squared and similar triangle B has an area of 118.75cm squared. Determine what scale factor makes triangle B an enlargement of triangle A
Thursday, February 28, 2013 at 1:21pm by Kim

geometry
Each base of an isosceles triangle measures 42 degrees, 30'. The base is 14.6 meters long. a. Find the length of a leg of the triangle b. Find the altitude of the triangle c. What is the area of the triangle?
Saturday, October 27, 2012 at 10:51pm by Sofia

Pythagorean Theorem
EFG 3,6,9 HIJ 60,156,144 KLM 56,102,105 NOP 36,48,64 The following are the lengths of the sides of four triangles. (See assignment sheet for chart). Which is a right triangle? a.Triangle EFG b.Triangle HIJ c.Triangle KLM d.Triangle NOP
Thursday, July 15, 2010 at 1:47pm by david

HELP!!!!RIGHT NOW!!!!
Which set of side lengths shows similar triangles? (1 points) A) Triangle ABC : 40, 20, 50; Triangle XYZ: 10, 4, 8 B) Triangle ABC : 30, 20, 60; Triangle XYZ: 40, 60, 90 C) Triangle ABC : 110, 80, 60; Triangle XYZ: 6, 8, 5.5 D) Triangle ABC : 32, 20, 32; Triangle XYZ: 30, 16, 16
Friday, April 29, 2011 at 1:42pm by Dezzy

Geometry, Help
congruence is a geometrical property, and includes all angles, sides, etc. length is just a number in one dimension
Wednesday, July 10, 2013 at 6:45pm by Steve

Geometry
Which of the following is not a postulate used to prove the congruence of two triangles? a. ASA b. SSA c. SAS d. SSS I think its C?
Tuesday, March 4, 2014 at 4:41pm by Sarah

pre-algebra
When designing a pattern, Erica rotated a triangle 90 degrees about the midpoint of one side to create a second triangle. If the area of the original triangle is 48 square inches, what is the area of the second triangle?
Thursday, February 23, 2012 at 6:46pm by Lola

pre-algebra
When designing a pattern, Erica rotated a triangle 90 degrees about the midpoint of one side to create a second triangle. If the area of the original triangle is 48 square inches, what is the area of the second triangle?
Thursday, February 23, 2012 at 6:46pm by Anonymous

geometry
in a triangle D =h+4, area of triangle is 120 sq .cm . then find the base and height of triangle
Thursday, February 7, 2013 at 2:01am by msmadhushree

Geometry
Find the area of each equilateral triangle. The triangle has 12cm sides. The triangle has 10in altitudes.
Monday, September 30, 2013 at 10:48pm by George

math((PLEASE HELP!))
if a^2+b^2 < c^2, the triangle is acute if a^2+b^2 = c^2, the triangle is right if a^2+b^2 > c^2, the triangle is obtuse
Thursday, December 6, 2012 at 11:04pm by Steve

algebra
The sides of a triangle are in the ratio 5:12:13. What is the length of each side of the triangle if the perimeter of the triangle is 15 in?
Tuesday, August 18, 2009 at 11:52pm by Laura

Maths
Base of the triangle =13cm altitude of the triangle=12cm Area of the triangle=1/2(b)(a) ' =1/2(5)(12) =30cm2
Wednesday, November 30, 2011 at 12:35pm by anirudh the great

math
A side of an equalateral triangle is 2/8 cm long. Draw a picture that shows the triangle. What is the perimeter of the triangle?
Monday, February 25, 2013 at 9:51pm by leon

Geometry
Triangle DEF ~ Triangle HJK, and the scale factor of Triangle DEF to Triangle HJK is 5/2. If EF=15, find JK
Wednesday, June 16, 2010 at 10:09am by April

Math
If triangle R'S'T' is a dilation of triangle RST, what would be the rest of the coordinates for triangle R'S'T? R (-2,-3) S (0,2) T (2,-3) R'(-6,-9) S'( , ) T' ( , )
Friday, February 13, 2009 at 7:45pm by Angie

Geometry
The area of a triangle is 6.75 m squared. If the base of the triangle is 3 m, what is the height of the triangle?
Tuesday, December 7, 2010 at 4:24pm by Mark

Math need help!
It also wants to know IF it's a triangle: If the angles can form a triangle, . . . It is not a triangle.
Friday, February 15, 2013 at 8:39pm by Ms. Sue

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'.
Wednesday, October 24, 2012 at 9:22pm by ashley

Maths(help me plz..!
The sides of a triangle are of lenths x*-y*, x*+y* and 2xy units respectively. Prove that the triangle is a right angled triangle
Thursday, July 11, 2013 at 5:46pm by Alexander

Math : Geometry : Similar triangles
two right triangles are similar. the of the larger triangle is 4 times as long as the base of the smaller triangle. the height of the longer triangle is 16cm. the area of the smaller triangle is 6cm^2. What is the area of the long triangle?
Wednesday, December 9, 2009 at 1:38am by Louise.T

Pre-algebra
Say that you have a triangle with sides a = 20, b = 48, and c = 51. True or false: this triangle is a right triangle.
Tuesday, May 4, 2010 at 3:55pm by Olivia

geometry
If two medians of a triangle are equal, prove that the triangle formed by a segment of each median and the third side is an isosceles triangle.
Saturday, March 31, 2012 at 4:54pm by Nuwaya

MATH
the measures of the interior angles of a triangle are x,y and 2x respectively. if the triangle is isosceles, what is one possible measure of an angle of this triangle, in degrees?
Wednesday, July 24, 2013 at 3:52pm by Help!!

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