Friday

August 28, 2015
Number of results: 98,540

**math**

Which quadrilaterals have a)perpendicular diagonals b)opposite angles congruent? c) two pairs of parallel sides? d) a pair of congruent, adjacent sides? My answers a)rhombus and square b)rhombus, square, and parallelogram c)parallelogram, rectangle, and square d) at first I ...
*December 7, 2010 by m*

**geometry**

A quadrilateral has vertices A(3, 5), B(2, 0), C(7, 0), and D(8, 5). Which statement about the quadrilateral is true? ABCD is a parallelogram with non-perpendicular adjacent sides. ABCD is a trapezoid with only one pair of parallel sides. ABCD is a rectangle with non-congruent...
*June 8, 2015 by dee*

**Geometry**

I had to fill out a chart stating the properties of certine shapes(parallelograms). Some of them i put to many properties please tell me witch ones i have wrong. The properties to select from: 1-Opposite sides are parallel (both pair) 2-Opposite sides are congruent 3-...
*April 26, 2007 by Roxxxxxxxxx*

**trig**

A kite is in the shape of a quadrilateral with two pair of congruent adjacent sides. The lengths of two sides are 20.0 inches and the lengths of the other two sides are 35.0 inches. The two shorter sides meet at an angke of 115 degrees. A. Find the length of the diagonal ...
*April 21, 2013 by Anonymous*

**Geometry**

I had to fill out a chart stating the properties of certine shapes(parallelograms). Some of them i put to many properties please tell me witch ones i have wrong. There are wrong properties listed for some shapes because My teacher said that I have some of them wrong. The ...
*April 30, 2007 by Roxxy*

**math**

Which of the following conditions ensures that a quadrilateral is a parallelogram? A) A pair of opposite sides are both congruent and parallel. B) Both pairs of opposite sides are congruent. C) A pair of opposite sides are congruent. D) All of the above
*November 11, 2009 by sarah*

**geometry theorems**

I have six questions which will be on a test two weeks from now, and I do not understand. Help me find out these theorems for the blanks. 1. If one pair of consecutive sides of a parallelogram are congruent, then the parallelogram is a_______? 2. If the diagonals of a ...
*February 13, 2008 by mhaidar9108*

**Geometry**

Does SSSS (four sides of one are congruent to four sides of the other) work as a congruence theorem (a way to prove they are congruent) for quadrilaterals? Explain.
*December 2, 2012 by Victoria*

**Math**

Name all the quadrilaterals that have two pairs of parallel sides and all angles congruent
*March 15, 2015 by Darion*

**MATH**

Two polygons are congruent and the perimeter of the first polygon is 38 cm. If the sides of the second polygon are consecutive integers (x, x+1, x+2, x+3, etc.), what value of x makes the polygons into congruent quadrilaterals? Use x as the smallest side.
*December 20, 2010 by Anonymous*

**Pre-Algebra**

Is this correct? Which of the following best describes every parallelogram? A. a quadrilateral with only one pair of congruent sides B. a quadrilateral with only one pair of congruent angles C. a quadrilateral with both pairs of opposite sides parallel D. a quadrilateral with ...
*May 26, 2009 by mysterychicken*

**Math**

Draw a pair of quadrilaterals where the 1st quad. is congruent to the 2nd quad. No side of one quad. is to be congruent to any other quad Straight out of workbook! PLEASE HELP!!!!!!!!!!!!
*February 25, 2008 by Austin*

**Geometry**

Draw a pair of quadrilaterals where the 1st quad. is congruent to the 2nd quad. No side of one quad. is to be congruent to any other quad. Straight out of workbook! PLEASE HELP!!!!!!!!!!!!
*February 25, 2008 by Austin*

**trig**

h t t p : / / i m g 4 0 . i m a g e s h a c k . u s / c o n t e n t . p h p ? p a g e = d o n e& l = i m g 4 0 / 1 4 8 / a s d a s d y e . j p g & v i a = m u p l o a d (def of tan theta = a^-1 o)a = o opposite = adjacent tan theta written with respect to the first angle ...
*September 6, 2009 by trig*

**geometry**

Quadrilateral QRST has two pairs of congruent sides, but it is not a parallelogram. What figure is it? What further condition would it have to satisfy to be a parallelogram? A. The figure is a square. To be a parallelogram, it would have to have pairs of opposite congruent ...
*March 6, 2011 by Kate*

**geometry**

If a polygon is a kite, which statement is not true? a. The polygon is a quadrilateral. b. The polygon has exactly two distinct pairs of adjacent congruent sides. c. The diagonals of the polygon are congruent. d. The diagonals of the polygon are perpendicular.
*January 3, 2011 by roddy*

**geometry**

determine the length of the sides and the measures of the angels for the congruent quadrilaterals ABCD and A'B'C'D' there are 2 diagrams but don't know how to show it to you
*June 28, 2011 by Carol*

**Math**

Please let me know if I am right on these. Mystery #1. 1. The mystery shape has fewer than 3 lines of symmetry. 2. It has at least 1 pair of perpendicular sides. 3. It has at least 1 pair of parallel sides. 4. It has less than 1 obtuse angle. This is what I came up with for ...
*March 26, 2011 by Rayna*

**Math**

A quadrilateral is a ____ if and only if one pair of opposite sides are parallel and the other pair of opposite sides are congruent. Choices: Kite, Parallelogram, Rhombus, Square, or rectangle
*October 12, 2009 by Matt*

**Geometry**

Given: ABCD is a parallelogram; <1 is congruent to <2 To Prove: ABCD is a Rhombus Plan: Show <2 is congruent to < CAB. hence CB is congruent to AB, making ABCD a parallelogram with consecutive sides congruent PROOF Statements Reasons 1. ABCD is a parallelogram 1....
*June 13, 2007 by DANIELLE*

**math**

If the perimeter of a parallelogram is 140 m, the distance between a pair of opposite sides is 7 meters and its area is 210 sq m, find the length of two adjacent sides of the parallelogram.
*September 3, 2011 by Krish*

**math**

If the perimeter of a parallelogram is 140 m, the distance between a pair of opposite sides is 7 meters and its area is 210 sq m, find the length of two adjacent sides of the parallelogram.
*October 7, 2011 by abhishek*

**geometry**

I have triangle XYZ with BX as the bisector sides XY and XZ are congruent. I have to write a proof for angle Y being congruent to angle Z. This is what I have, but it doesn't seem correct - can anyone help? XY is congruent to XZ - Given XB bisects angle XYZ - Perpendicular ...
*December 13, 2009 by josh*

**GEOMETRY**

Which statement is the contrapositive of the following conditional: If a triangle is isosceles, then it has 2 congruent sides. a. If a triangle does not have 2 congruent sides, then it is not isosceles. b. If a triangle is isosceles, then it does not have 2 congruent sides. c...
*February 21, 2012 by LAUREN*

**Math**

Are these quadrilaterals parallelograms? (quadrilateral ABCD with diagonals intersecting at E) 1. AB is congruent to AD and AB is parallel to DC 2. AB and DC are congruent and parallel 3. DE and BE are congruent
*December 8, 2012 by sl*

**geometry**

Circle the following quadrilateral that does Not have at least one pair of consecutive sides congruent. (A) rhombus (B)kite(C)isosceles trapezoid(D) square Circle the following quadrilateral that may have exactly one pair of consecutive sides of congruent. (A)rhombus (B) kite(...
*February 26, 2014 by Anna *

**math**

A transversal intersects two parallel lines and forms eight angles. Which of the following statements is false? a)alternative interior angles are always congruent. b)corresponding angles are always congruent. c)adjacent interior angles are always supplementary d)exterior ...
*January 31, 2008 by robert*

**GEOMETRY**

Which statement is contrapositive of the conditional: If a triangle is isosceles, then it has 2 congruent sides. 1. If a triangle does not have 2 congruent sides, then it is not isosceles. 2. If a triangle is isosceles, then it does not have 2 congruent sides. 3. If a triangle...
*February 20, 2012 by Tyler*

**math**

Quadrilaterals with corresponding sides of equal length are (sometimes, always, never) congruent Ans. Always
*February 18, 2014 by cee*

**geometry**

Can you prove ABCD is a parallelogram based on the given information? Explain. Given: x = 5, y = 4 Prove: ABCD is a parallelogram. A. The figure is a square. To be a parallelogram, it would have to have pairs of opposite congruent sides, not just congruent sides. B. The figure...
*March 6, 2011 by Kate*

**geometry**

tyrone cut out a quadrilateral from a peice of cardboard. one pair of opposite sides are parallel but not congruent and the other pair are congruent not parallel, what is the name of the quadrilateral he cut out?
*March 11, 2008 by Anai*

**Algebra II**

Please check my answers With two parallel lines cut by a transversal, the number of pairs of alternate interior angles is equal to the number of pairs of corresponding angles. (1 point) Always Sometimes Never *I think the answer is sometimes Opposite angles in a quadrilateral ...
*August 28, 2014 by BrainHurts*

**Math**

Please check my answers With two parallel lines cut by a transversal, the number of pairs of alternate interior angles is equal to the number of pairs of corresponding angles. (1 point) Always Sometimes Never *I think the answer is sometimes Opposite angles in a quadrilateral ...
*August 28, 2014 by BrainHurts*

**Basic Geometry**

Are these quadrilaterals with the following characteristics parallelograms? (quadrilateral ABCD with diagonals intersecting at E) 1. AB is congruent to AD and AB is parallel to DC 2. AB and DC are congruent and parallel 3. DE and BE are congruent (I'm helping TA for a teacher...
*December 7, 2012 by sl*

**math **

What phrase is used to describe a rhombus? A. a parallelogram with four congruent angles B. a parallelogram with four congruent sides C. a rectangle with four congruent sides D. a quadrilateral with no congruent sides Thanks!
*September 24, 2012 by luv history*

**geometry**

Rewrite the statement in if-then form. All equilateral triangles have three congruent sides. a. a figure has three congruent sides if and only if it is an equilateral triangle. b. a figure is an equilateral triangle if and only if it has three congruent sides. c. if a figure ...
*October 2, 2007 by alan*

**Geometry **

The coordinates of the vertices of quadrilateral ABCD are A (-8, 8), B (-4, 8), C (-4, 4), D (-8, 4). The coordinates of the vertices of quadrilateral PQRS are P (-10, 10), Q (-2, 10), R (-2, 2), S (-10, 2). Which statement is correct? Answer A. Quadrilateral ABCD is similar ...
*April 4, 2012 by Teddy*

**Geometry-Please check**

I have two questions If a parallelogram is a rhombus, then the diagonals are congruent- I don't think so-they can bisect each other and are perpendicular, correct but not congruent Secondly, A kite is a quadrilateral that has exactly 2 pairs of consecutive congruent sides-I ...
*March 1, 2011 by Mellie*

**math**

4. Classify the triangle with angles measuring 69, 42, and 69. 6. List all of the quadrilaterals with exactly one pair of parallel sides.
*January 22, 2013 by Jman*

**Math**

Draw two scalene triangles that are not congruent, but have exactly five sets of parts (sides and angles) that are congruent. Make a drawing that is to scale. Label yourmeasurements.
*November 8, 2012 by Michelle*

**College Math**

In Exercises 6368, determine the length of the sides and the measures of the angles for the congruent quadrilaterals ABCD and A′B′C′D'...BCD
*April 18, 2011 by Nette*

**Geometry-Please check my answers**

I have two questions: If a parallelogram is a rhombus, then the diagonals are congruent- I don't think so in all cases-they can bisect each other and are perpendicular, correct but not necessarily congruent so this should be false? Secondly, A kite is a quadrilateral that has ...
*March 1, 2011 by Mellie*

**Geometry**

I really need some help please!!!!! Am I on the right tract? Given: ABCD is a parallelogram; <1 is congruent to <2 To Prove: ABCD is a Rhombus Plan: Show <2 is congruent to < CAB. hence CB is congruent to AB, making ABCD a parallelogram with consecutive sides ...
*June 18, 2007 by DANIELLE*

**Geometry**

Can some one please check these for me.Thanks Angle DEF is similar to Angle HJK and the scale factor of angle DEF to anle HJK IS 5/2. If EF =15 FIND JK Here is what I came up with Am I correct 5/2 = EF/JK 5/2 =15/JK 5(JK)=30 JK=30/5 JK=6 Given: ABCD is a parallelogram; <1 ...
*June 14, 2007 by DANIELLE*

**Math (Geometry)**

Hello everybody, I have been presented with a geometry task. Here is the exact description of the task. "You work for a construction company. One of the clients wants the company to build a 16 food by 20 dance floor. They want the floor to be a moaic pattern made up of ...
*December 3, 2006 by James*

**Math Question**

Which one of the following pairs of triangle must be similar? a) two isosceles triangles with congruent vertex angles b) two right triangles c) two scalene triangles with congruent bases d) two obtuse triangles a) if the two vertex angles are the same then the other two angles...
*March 4, 2007 by Becky*

**Math**

suppose that you know that a given parallelogram has at least one right angle and at least two adjacent sides that sre congruent. Can you make a conclusion about what kind of parallelogram this is? I say no because it can be a square or a rectangle.
*May 23, 2010 by Don*

**Geometry**

I need help on these two. Consider tirangles ABC and DEF. Side A is congruent to side F. Angle A is congruent to angle F. Angle B is congruent to angle E. What postulate or theorem can be used to prove that the two triangles are congruent? If angle1 and angle2 are ...
*August 21, 2006 by Amy*

**Math**

prove that two triangles are congruent if they have 2 equal adjacent angles and the side inbetween them is also the same.
*December 16, 2010 by bob*

**Math**

prove that two triangles are congruent if they have 2 equal adjacent angles and the side inbetween them is also the same.
*December 17, 2010 by Bob*

**math**

Which of the following conditions does not ensure that a quadrilateral is a parallelogram? Answer choice: a) the diagonals bisect each other b) both pair of opposite sides are parallel C)a pair of opposite angles are congruent d) all of the above
*April 15, 2010 by nicole*

**math**

Which of the following conditions does not ensure that a quadrilateral is a parallelogram? Answer choice: a) the diagonals bisect each other b) both pair of opposite sides are parallel C)a pair of opposite angles are congruent d) all of the above
*April 15, 2010 by nicole*

**Mathematics**

Are the figures below similar? Why or why not?(Use the link below. You cannot directly copy then paste it to another tab, you need to delete the spaces in the link then enter into the website showing the picture to answer this question.) gyazo . com / ...
*November 21, 2012 by Derpy Hooves*

**math**

provide a counterexample to show that each statement is false. a) if a four sided figure has four congruent sides, then it has for right angles. at first i thought of a trapezoid proves that wrong but then i remembered only 2 sides have to be congruent for that.
*September 1, 2010 by Maryanne*

**Math**

If two angles of one triangle are congruent to two angles of another triangle, these triangles must be a) scalene b) similar c) congruent d) isosceles Dont all traiangles have 180 degrees? So if two angles were congruent, what about the third? I still don't get it. I would ...
*March 4, 2007 by Becky*

**math**

A transversal intersects two parallel lines and forms eight angles. Which of the following statements is false? a)alternative interior angles are always congruent. b)corresponding angles are always congruent. c)adjacent interior angles are always supplementary d)exterior ...
*January 31, 2008 by robert*

**Math**

Jamie has a pentagon that she thinks has two pairs of congruent angles and two pairs of congruent sides. How can she check this without using any tools?
*March 19, 2012 by Mia*

**Math**

Jamie has a pentagon that she thinks has two pairs of congruent angles and two pairs of congruent sides. How can she check this without using any tools?
*March 19, 2012 by Mia*

**Geometry**

PQR is congruent to DJE. complete the statement below PR is congruent to __, DJ is congruent to __ angle E is congruent to __ 1) PR is congruent to PQ, DJ is congruent to PQ, angle E is congruent to angle R 2) PR is congruent to DE, DJ is congruent to DR, angle E is congruent ...
*January 15, 2012 by Elle*

**math indirect measurement**

traingle LMN ~ triangle TUV How long is segment LN and how long is segment UV? On triangle LMN LM=15 MN=27 On triangle TUV TU=10 TV=20 Sides LM & TU are congruent on each triangle Sides MN & UV are congruent Sides LN & TV are congruent I dont understand how to find the missing...
*January 15, 2015 by reece*

**Geometry..**

Given: A(3,-1), B(5,2), C(-2,0), P(-3,4), Q(-5,-3), R(-6,2). Prove: angles ABC and RPQ are congruent by completing the paragraph proof. AB=RP=13, BC=(?)=53, and CA=QR=26. So segment AB is congruent to (?), segments BC and PQ are congruent and segment CA is congruent to segment...
*July 26, 2011 by Wendell*

**geometry**

I am working on a geometry problem where I have to build a mobile of the quad. family. I have to state the properties of each figure. For a parallelogram I have 1. opp. sides are congruent 2. opp. angles are congruent 3. diagonals bisect each other and are congruent. For a ...
*December 12, 2009 by josh*

**Geometry - Conditional Statements/Proof**

Rewire each statement as two if-then statements that are converses of each other. 18. Two angles are supplementary if and only if the sum of their measures is 180. 20. (x-4)(x+6) = 0 if and only if x = 4 or x = -6 22. Theorem 2-5 may also be worded in this way: "If alternate ...
*October 8, 2009 by James*

**Geometry**

Can you please explain the Side-Side- Side Postulate, The Side-Angle-Side Postulate, and The Angle-Side-Angle Postulate. Thank you very much The side-side-side postulate is when two triangles are congruent with one another. (all sides are the same). The Side Angle Side ...
*November 27, 2006 by Smooches*

**geometry**

Two triangles each have adjacent sides of length 120 feet and 180 feet. The first triangle has an angle between the two sides of 40 degrees, while the second triangle has an angle between the two sides of 60 degrees. What is the approximate difference between the areas of the ...
*May 2, 2012 by jordan*

**geometry**

What geometric postulate justifies statement: if AB is congruent to CD and CD is congruent to EF, then AB is congruent to EF. Two geometric objects that are congruent to the same third object are congruent to each other.
*December 7, 2006 by Nicole*

**Math**

determine the length of the sides and the measures of the angles for the congruent quadrilaterals B'C' (On the picture it shows 50 degrees for B'C'(which is on the left hand side) and 9 for D'A' (On the right hand side)the picture shows that it is upside down.)
*May 6, 2011 by Geena*

**math**

Which property is NOT a characteristic of a parallelogram? a) Opposite sides are congruent b) All angles are congruent c) Opposite sides are parallel d) Opposite angles are congruent
*January 29, 2015 by Skylar*

**Math-geometry**

A regular polygon with all sides that are congruent and all angles that are congruent. Thus, the regular triangles are equilateral triangles, and the regular quadrilaterals are squares. All equilateral triangles are similar to one another and all squares are similar to one ...
*February 25, 2013 by Urgent!!*

**Math-geometry**

A regular polygon with all sides that are congruent and all angles that are congruent. Thus, the regular triangles are equilateral triangles, and the regular quadrilaterals are squares. All equilateral triangles are similar to one another and all squares are similar to one ...
*February 26, 2013 by Urgent!!*

**Math-geometry**

A regular polygon with all sides that are congruent and all angles that are congruent. Thus, the regular triangles are equilateral triangles, and the regular quadrilaterals are squares. All equilateral triangles are similar to one another and all squares are similar to one ...
*February 26, 2013 by PLEASE HELP*

**geometry**

Which quadrilaterals have 2 pairs of parallel sides?
*April 3, 2013 by Ms.Vargas*

**Geometry**

According to the given information, segment AB is parallel to segment DC and segment BC is parallel to segment AD.. Construct diagonal A C with a straightedge. It is congruent to itself by the Reflexive Property of Equality. ________________. Angles BCA and DAC are congruent ...
*February 25, 2014 by David*

**geometry**

Two congruent equilateral triangles have sides of 34 mm and 6x-2 mm. Find the value of x.
*July 31, 2011 by maria*

**Pre-Algebra**

Can someone help me with this one- Quadrilaterals are a special type of polygon because _______________. A. they always have exactly four sides B. the sum of their interior angles always measures 180 C. they always have opposite sides that are parallel D. they are always ...
*May 26, 2009 by mysterychicken*

**Math**

List all of the quadrilaterals with exactly one pair of parallel sides. A. Parallelogram;trapezoid B. Rhombus;parallelogram;rectangle C. Trapezoid D. Rhombas;square;rectangle Is the answer B? Thank you
*January 19, 2015 by Callie*

**math**

The lenght of each of the two sides of an isisceles triangle is 10 meters. The angle between the two congruent sides is x. find the area of the triangle as a function of x/2.
*December 5, 2012 by Haley*

**math**

The lenght of each of the two sides of an isisceles triangle is 10 meters. The angle between the two congruent sides is x. find the area of the triangle as a function of x/2.
*December 5, 2012 by Haley*

**math**

i have no parallel sides. my adjacent sides are equal. my diagonals intersect at right angles. what am i?
*January 30, 2011 by elysia*

**7th grade math Ms. Sue please**

4. List all of the quadrilaterals with exactly one pair of parallel sides. (1 point) parallelogram; trapezoid rhombus; parallelogram; rectangle trapezoid rhombus;, square; rectangle 5. List all of the quadrilaterals with four right angles. (1 point) trapezoid; rectangle; ...
*February 4, 2013 by Delilah*

**4th grade**

i have no parallel sides.my adjacent sides are equal.my diagonals intersect at right angles what am i?
*October 10, 2010 by Anonymous*

**math --- 2 questions!**

help pls!!! i am confused!! can you check to see if these are right!?? 4. List all of the quadrilaterals with exactly one pair of parallel sides. (1 point) parallelogram; trapezoid rhombus; parallelogram; rectangle trapezoid rhombus; square; rectangle 5. List all of the ...
*January 30, 2014 by TTR+S<3*

**oblique triangle trigonometry**

A parking lot has the shape of a parallelogram. The lengths of two adjacent sides are 70meters and 100meters. The angle between the two sides is 70o. What is the area of the parking lot?
*August 25, 2015 by James Arceno*

**Math**

Suppose you find the ratio of the lengths of adjacent sides in a parallelogram. This ratio is equivalent to the ratio of the adjacent sides in another parallelogram. Are the figures similar? Explain.
*February 9, 2015 by Stephanie*

**math**

Which statements about a rhombus are always true? Its diagonals are congruent. All angles are congruent. All sides are congruent. Its diagonals are to each other.
*July 16, 2014 by kyle*

**Math**

Draw all the possible rectangles with a perimeter of 26 cm and whole number lengths of sides. For each rectangle, label the lengths of two adjacent sides
*September 29, 2013 by Molly*

**GEOMETRY**

A quadrilateral is a _________ if and only if all of its sides are congruent and its diagonals are congruent
*August 20, 2009 by Twg*

**geometry**

Give the reason for the step taken from a proof. <1 and <2 are a linear pair given m<1 + m<2 = 180* ? a. congruent supplements theorem b. vertical angles theorem c. linear pair postulate d. congruent complements theorem when i put < i hope you know what i mean ...
*October 3, 2007 by bob*

**Geometry**

The lengths of the sides of quadrilateral PQRS are PQ=x^2, QR=20-x, RS=x^2-4, PS=1-4x. Find a value of x that will make PQRS a kite (two pairs of congruent consecutive sides).
*December 2, 2012 by Victoria*

**geometry**

If a quadrilateral has 4 congruent sides and congruent diagonals. Could it immediately be concluded to be a square?justify the answer. If not was is a counterexample
*March 30, 2011 by BB*

**Geometry**

I need help with properties of a TRAPEZOID, please! -Are opposite sides congruent AND parallel? -Are opposite angles congruent? -Are the diagonals congruent? -Do the diagonals bisect eachother? I went on many sites to try and find the answers to these questions but they all ...
*March 7, 2010 by Jenn*

**Writing a 2 column proof..**

I have no idea where to start! and I've got lots of these to write. Directions say write a two-column proof... Given: segment AB is congruent to segment XY, AC is is congruent to XZ, and BC is congruent to YZ. Prove: triangle ABC is congruent to triangle XYZ
*November 11, 2009 by Chrissy*

**help me pls geometry**

Which tirangles must be similar 1. Two right triangles with a congruent acute angle 2. Two obtuse angles 3 Two isosceles triangles with congruent bases 4. Two scalene triangles with a congruent angle
*December 9, 2013 by alexis*

**Math**

On a centimeter dot array, draw all possible rectangles with a perimeter of 12 cm and sides whose lengths are whole centimeters. Label the lengths of two adjacent sides of each rectangle.
*November 25, 2012 by VauNea*

**Math**

On a centimer dot array draw all possible rectangles with perimeter of 16 cm and sides whose lengths are whole centimeters label the lengths of two adjacent sides of each rectangle
*January 26, 2015 by Anonymous*

**Evaluation-repost**

Reposting because it has gone down to the second page! Evaluate 1. sin(tan inverse sqrt(x^2-2x)) 2. tan (sec inverse 3y) For 1. draw a right triangle and label the opposite leg sqrt(x^2-2x), the adjacent side 1 and the hypotenuse x-1. Do the calculations to see why this is so...
*October 23, 2006 by Jen*

**math**

a triangle with 3 congruent angles and 3 congruent sides is what?
*September 24, 2008 by christian*

**Math**

Which of the following correctly lists angle pairs that have the same sums of 180 degrees & 90 degrees? A. adjacent angles, congruent angles B. complementary angles, vertical angles C. supplementary angles, complementary angles*** D. vertical angles, adjacent angles Is it C?
*February 25, 2015 by Natasha*

**math**

give the reason for the step taken angle 1 and angle 2 are linear pair angle 1 and angle 2 are supplementary a)congruent supplements theorem b)vertical angle theorem c)congruent complements theorem d)linear pair postulate
*November 29, 2011 by arely*

**Geometry-PLEASE CHECK ANSWERS!**

In isosceles triangle DEF, DE=DF. Which of the following is true? 1) <D is congruent to <E 2) <F is congruent to <E 3) <D is congruent to <F 4) <D is congruent to <E which is congruent to <F Is the answer (3)? In triangle ABC, if line AB is congruent...
*February 23, 2010 by Laurie*