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April 20, 2014

Search: isosceles triangle

Number of results: 8,851

Math (Geometry)
10. The vertices of a triangle are listed below. J(2,-7), K(2,5), L(10,-1) Which of the following correctly classifies the triangle? A. The triangle is an acute isosceles triangle. B. The triangle is an acute equilateral triangle. C. The triangle is a right isosceles triangle...
Tuesday, August 7, 2012 at 3:11pm by Nala

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
The perimeter of right triangle RST is equal to the perimeter of isosceles triangle XYZ. The lengths of the legs of the right triangle are 6 and 8. If the length of each side of the isosceles triangle is an integer. what is the greatest possible length for one of the sides of ...
Monday, December 12, 2011 at 11:55am by HSutha

Math (Geometry)
The perimeter of right triangle ABC is equal to the perimeter of isosceles triangle DEF. The lengths of the legs of the right triangle are 6 and 8. If the length of each side of the isosceles triangle is an integer, what is the greatest possible length for one of the sides of ...
Tuesday, August 7, 2012 at 3:11pm by ANONYMOUS

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
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...
Tuesday, February 21, 2012 at 1:09pm by LAUREN

math
#4 is an isosceles triangle bc a isosceles triangle is a triangle with (at least) two equal sides
Tuesday, January 22, 2013 at 11:53am by Corie

Math
Again i wrote the question wrong. 4. Classify the triangle with angles measuring 69, 42, and 69. A. right B. equilateral C. isosceles acute D. isosceles obtuse You said isosceles but i didn't know whether it was C or D. Here's one more. 3. Classify the triangle with side ...
Tuesday, January 22, 2013 at 12:56pm by Jman

triangle inequality - altitudes help plz
My argument above fails because we don't have an isosceles triangle. In the limit, with an isosceles triangle, we end up with an infinitely tall "triangle" with parallel sides h units apart. However, because we have diagonals 12 and 14, that is not possible. More thought ...
Tuesday, January 1, 2013 at 8:39am by Steve

Maths
wHAT IS A TRIANGLE WITH TWO SIDE EQUAL CALLED? isosceles triangle Isosceles Triangle
Friday, November 24, 2006 at 5:09pm by Samantha

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...
Monday, February 20, 2012 at 3:14pm by Tyler

math
did you make a sketch? I have a large isosceles triangle containing your original trapezium The sides of the triangle are made up of the segments 10 and 8 for a total length of 18 each I see a smaller isosceles triangle contained and similar to a larger isosceles triangle let ...
Thursday, January 31, 2013 at 10:56pm by Reiny

college algebra
an isosceles triangle has at least two sides of equal length. Determine whether the triangle with vertices (0,0), (3,4),(7,1) is isosceles.
Thursday, February 2, 2012 at 3:46pm by john

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

Geometry
An Isosceles triangle has a 96degree angle. What are the measures of the other 2 angles? Do all triangles have to add up to 180degrees? If so, than this isn't possible because an isosceles triangle has 2 sides the same length. Correct?
Tuesday, November 27, 2007 at 9:50pm by Tyler

math
the base of an isosceles triangle i 5 and its perimeter is 1. the base of a similar isosceles triangle is 10. what is the perimeter of the larger triangle? 1 15 2 21 3 22 4 110
Thursday, May 7, 2009 at 3:27pm by Anonymous

geometry
how do you find the height of an isosceles triangle only knowing the lengths of all three bases? EX: There's isosceles triangle ABC with vertex angle B. AB= 5x-28. BC= 2x+11. AC= x+5
Friday, January 15, 2010 at 4:32pm by erin

Geometry Triangle Coordinate Plane Question
What kind of triangle is made by connecting the points A(0, 6), B(3,6), and C(3, 2)? equilateral right isosceles right and isosceles Thank You :)
Tuesday, January 10, 2012 at 4:48pm by sLEXANDria

Geometry - semicircle inside isosceles triangle
Isosceles triangle ABC has sides of length AB=AC=25 and BC=40 . Find the area of a semicircle inscribed in triangle ABC with diameter along BC . Please help I do not know how to start....
Thursday, March 21, 2013 at 2:14pm by Knights

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

geometry
Your queston is incomplete, but the perpendicular bisector forms an isosceles triangle and 2 congruent rt triangles: (hyp)^2 = (26)^2 + (96)^2 = 9892, hyp = 99.45 in. = Length of the 2 equal sides of the isosceles triangle.
Monday, April 25, 2011 at 1:21pm by Henry

Math (Geometry)
They tell you that the legs of the right triangle are 6 and 8. It is obvious that the height of the triangle would be the 6, and the length would be the 8. With the given numbers 6 and 8, you can tell that we are going to be increasing by 2, which is where we get the 10 from ...
Tuesday, August 7, 2012 at 3:11pm by Brie

math
the base of an isosceles triangle is 5 and its perimeter is 11. The base of a similar isosceles triangle is 10. What is the perimeter of the larger triangle? ithink the perimeter is 16.
Friday, May 30, 2008 at 5:05pm by derek

isosceles triangle
An isosceles triangle is a triangle that has two equal sides. Find AB, BC and AC. Determine if the triangle is isoseles or not based on the lengths of the three sides. can someone show me how to solve?please The triangle is isosceles if AB = BC, or BC = AC, or AB = AC. Without...
Thursday, July 26, 2007 at 9:59am by Jim

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

Geometry
I have to do this web quest table and i just want to make sure that i did this right. please help check this for me! I did this in excel so i marked the questions with my answers with different symbols. it is a little confusing. Probability of 2 randomly chosen angles being ...
Wednesday, February 2, 2011 at 12:14pm by Cheryl

Math
Brilli the ant has a block of cheese that is in the shape of an equilateral triangle. She is hosting a party, and has invited her two-legged house mates. She insists that all of her guests get a piece of cheese that is in the shape of an isosceles triangle. What is the maximal...
Monday, July 15, 2013 at 4:57pm by Mark

Math
Brilli the ant has a block of cheese that is in the shape of an equilateral triangle. She is hosting a party, and has invited her two-legged house mates. She insists that all of her guests get a piece of cheese that is in the shape of an isosceles triangle. What is the maximal...
Tuesday, July 16, 2013 at 10:29am by Mark

math
First draw a picture. Split the isosceles triangle down the middle of triangle, bisecting the angle x. Now you have divided the isosceles triangle into two right angled triangles, each with area of 1/2 height * base. So the area of the isosceles is the sum of both of these ...
Wednesday, December 5, 2012 at 9:29pm by Jennifer

Math
Two different isosceles triangles with perimeter 4a+b? Is this a right angle isosceles triangle?
Wednesday, September 17, 2008 at 11:03pm by Dan

Algebra
Isosceles triangle,two angles have the same measure. Determine the measure of the third angle in an isosceles triangle,if the third angle is 10 more than one-half of either of the equal measurements
Wednesday, January 19, 2011 at 12:53pm by Lee

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 3:35pm by anonymous

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!!

math
the perimeter of isosceles triangle is 70 d. of the length of a leg of the triangle is 5 dm less than twice the lenth of the base, find the lengths of the sides of the triangle.
Saturday, January 15, 2011 at 8:40am by lou

Honors Geometry
I'm stuck on these 2 problems. My Geometry teacher won't help me. What is the inverse of the Isosceles Triangle Theorem (ITT)? What is the contrapositive of the Isosceles Triangle Theorem (ITT)?
Friday, January 18, 2008 at 10:48am by Jeffrey

maths-urgently needed
If in a triangle ABC, c(a+b) Cos B/2 =b(c+a) Cos C/2 then the triangle is :- 1. isosceles 2. Right angled 3. isosceles or right angled 4. none of these I want the explanation
Monday, February 11, 2013 at 6:15am by Anonymous

maths-urgently needed
If in a triangle ABC, c(a+b) Cos B/2 =b(c+a) Cos C/2 then the triangle is :- 1. isosceles 2. Right angled 3. isosceles or right angled 4. none of these I want the explanation
Monday, February 11, 2013 at 11:44am by Anonymous

maths-urgently needed
If in a triangle ABC, c(a+b) Cos B/2 =b(c+a) Cos C/2 then the triangle is :- 1. isosceles 2. Right angled 3. isosceles or right angled 4. none of these I want the explanation
Monday, February 11, 2013 at 10:05pm by Anonymous

5th grade math
list at least one way in which an equilateral triangle and isosceles are different? List at least one way in which an equilateral triangle and a isosceles triangle are the same? thank you!
Thursday, October 28, 2010 at 8:43am by pat

Math
Triangle ABC is circumscribed about circle O and D,E, and F are points of tangency. If AD= 5, EB= 5 and CF= 10, find the lengths of the sides of the triangle and show that the triangle is isosceles
Thursday, May 12, 2011 at 3:19pm by Brianne

Geometry
Yes, under certain conditions. Each corner of an octagon will leave a 45° isosceles triangle at each corner when attempting to tessellate a plane. The four isosceles triangles will form a square which can be filled by either 2 or 4 isosceles triangles of 45°.
Thursday, April 28, 2011 at 6:30pm by MathMate

math
the coordinates of triangle KLM are K(-2,-5), L(0,1), M(6,-2) What type of triangle is KLM? A) obtuse isosceles B) acute scalene C) right isosceles D) right scalene
Monday, October 11, 2010 at 9:00am by Tiffany

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

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

Geometry
The 'height' of a (non-right-angled) triangle is not the length of one side. Even if you were given one side length of an isosceles triangle, you would *not* necessarily know the length of another side, as the side given could be the odd one out. Area of a circle: A = (1/2) * ...
Tuesday, December 14, 2010 at 6:35pm by Jan

math
The base of an isosceles triangle is four less than the sum of the lengths of the legs. If the perimeter of the triangle is 44, find the length of the three sides of the triangle.[ Only an algebraic solution will be accepted ]
Saturday, July 27, 2013 at 11:34pm by vincent

clad's answer is incorrect - geometry
The diagonals of a rectangle produce pairs of isosceles triangle. So triangle BOC is isosceles, and each of the base angles must be 68 (68+68+44=180) since angles BCO and OAD are alternate angles for parallel lines, angle OAD = 68
Wednesday, August 3, 2011 at 6:44am by Reiny

trigonometry
make a diagram label the tower AB , where A is the top of the tower. label the man's first position C, his second position D so that DC = 300 Look at triangle ADC, angle D = 35 angle ACD = 110 , so then angle DAC = 35 so the triangle is isosceles (lucky) and AC = 300 Then ...
Tuesday, July 12, 2011 at 10:11am by Reiny

Geometry
A right triangle must be a. isosceles b. acute c. scalene d. either isosceles or scalene
Tuesday, March 4, 2014 at 4:23pm by Kylee

Geometry
Do the altitudes of an isosceles triangle go to the midpoints of the opposite sides? My triangle ABC is isosceles with points A (0,0), B (a,b), and C (2a,0). My diagram shows that the altitude from A will hit side BC at point N and the altitude from C will hit side AB at point...
Sunday, November 30, 2008 at 1:39pm by Amy

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 8
the measure of one angle of MNO is 90 . This means that the triangle can be classified as a ? triangle Right triangle or a isosceles or scalene is this right?
Monday, May 21, 2012 at 6:55pm by codey

Math
The sides of a triangle have the equations y=-1/2x+1, y=2x-4, and y=-3x-9. Verify that the triangle is an isosceles right triangle. Algebraic solutions only!
Wednesday, March 17, 2010 at 7:48pm by Kristen

MATH
Triangle XYZ below is an isosceles triangle with legs and . and are perpendicular bisectors of triangle XYZ. Find the length of segment if QR = ½ x and QS = - ½ x + 4.
Friday, June 4, 2010 at 1:52am by JAMES

math
Triangle LNK is isosceles and line LK is the base. use a paragraph proof to prove that triangle LNK is equal to triangle KNM
Monday, May 13, 2013 at 1:32pm by emilee

9th grade
given that a(-1,8) ,b(2,4) and if the line y=4 is the axis of symmetry of triangle abc find c.show that triangle abc is an isosceles triangle,calculate the area of triangle abc,calculate the perpendicular distance from a to bc
Tuesday, March 23, 2010 at 8:35am by anum

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

trig
In order to find the length of [AM], you want to look at only half of this triangle. Half of an isosceles triangle is a right angle triangle! Therefore you can use Pythagorean theory: a^2 + b^2 = c^2 (hypotenuse) Do you think you can solve this from here?
Saturday, March 26, 2011 at 7:22pm by Lena

GEOMETRY
The sides of a triangle are 8,15 and 18 the shortest side of a similar triangle is 10 how long are the other sides? Find the scale factor of similar triangles whose sides are 4,12,20 and 5,15,25 Assume that traingle xyz is similar to triangle rpn with x(ray sign) r and p(ray ...
Saturday, November 16, 2013 at 7:13pm by BARBIE LEE

geometry
The sides of a triangle are 8,15 and 18 the shortest side of a similar triangle is 10 how long are the other sides? Find the scale factor of similar triangles whose sides are 4,12,20 and 5,15,25 Assume that traingle xyz is similar to triangle rpn with x(ray sign) r and p(ray ...
Sunday, November 17, 2013 at 5:24am by barbie lee

geometry
An isosceles triangle is a triangle having at least two congruent sides. In a right triangle, the square of the length of the hypotenuse equals the sum of the squares of the lengths of the legs. Thus, c^2 = a^2 + b^2 Therefore, since a = b, or x = x, in your problem 8^2 = x^2...
Thursday, January 6, 2011 at 12:53pm by helper

geometry
You have isosceles triangle WXY and segment WZ is the perpendicular bisector of segment XY. You have to prove triangle WXY isosceles in only three steps using the theorem: If a point is on the perpendicular bisector of a segment, then it is equidistant from the endpoints of ...
Wednesday, November 10, 2010 at 5:50pm by Michele

math
if the length of two sides of an isosceles triangle are 7 and 15, what is the perimeter of the triangle?
Tuesday, April 6, 2010 at 7:08pm by patel

Math
If a triangle has sides that measure 6, 5, and 5.999, is the triangle isosceles, equilateral, or scalene?
Wednesday, September 29, 2010 at 2:14pm by milli

geometry
Triangle ABC has vertices A(-3,2) B(4.5) AND C(4,-1) Fin out wether the triangle is isosceles?
Friday, April 15, 2011 at 7:57am by Teresa

geometry easy
The sides of a triangle are 8,15 and 18 the shortest side of a similar triangle is 10 how long are the other sides? Find the scale factor of similar triangles whose sides are 4,12,20 and 5,15,25 Assume that traingle xyz is similar to triangle rpn with x(ray sign) r and p(ray ...
Sunday, November 17, 2013 at 7:26am by barbie lee

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
Wednesday, January 18, 2012 at 1:20pm 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
Saturday, January 2, 2010 at 3:51pm by p

geometry
What kind of triangle is it? If it is an isosceles triangle, you can set the equations equal to each other and solve for x.
Wednesday, April 28, 2010 at 2:34pm by Niq

Geometry
The height of an isosceles triangle is 4r. The radius of an inscribed circle is r. What is the area of the triangle?
Tuesday, December 14, 2010 at 6:35pm by qwerty123

Math
If the bisector of the vertical angle of the triangle bisects the base prove that the triangle is isosceles?
Saturday, August 20, 2011 at 7:37am by Syed

mathematics
in triangle abc if acosA= bcosB then how to prove the triangle is isosceles or right angled
Thursday, September 20, 2012 at 11:16am by edward

geometry
An isosceles triangle has at least two equal sides. To check this, we find the difference between the end-points of each of the sides, and from that, we calculate the length using Pythagoras Theorem. D-E (-1,3)-(7,1)=(-1-7,3-1)=(-8,2) L=√(8²+2*sup2;)=√68 E-F (...
Saturday, January 2, 2010 at 3:51pm by MathMate

Calculus
An isosceles triangle has perimeter 64m. Find the dimensions of this triangle that make its area a maximum
Tuesday, May 17, 2011 at 12:59pm by John

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)
Thursday, November 15, 2012 at 8:25pm by Zach

geometry
Prove a triangle is an isosceles triangle ith P(2,3) A(5,7) and T1,4)
Saturday, April 9, 2011 at 7:27pm by neil

geometry
In my diagram, angle C is at the top = 90 then triangle BCD is an isosceles right-angled triangle with angle CBD = 45 Let the diagonals intersect each other at E. It is easy to see that EB = 6 then tan 45 = CE/6 CE = 6, (which we could have found by the isosceles triangle ...
Tuesday, November 30, 2010 at 2:51pm by Reiny

geometry triangles
The sides of a triangle are 8,15 and 18 the shortest side of a similar triangle is 10 how long are the other sides? Find the scale factor of similar triangles whose sides are 4,12,20 and 5,15,25 Assume that traingle xyz is similar to triangle rpn with x(ray sign) r and p(ray ...
Saturday, November 16, 2013 at 9:30pm by BARBIE LEE

geometry
place each given figure in a coordinate plane. what are the coordinates of each vertex? a) a right triangle b) an isosceles triangle
Saturday, February 2, 2008 at 4:46pm by anne

Calculus
AN ISOSCELES TRIANGLE IS TO HAVE A PERIMETER OF 64CM. DETERMINE THE SIDE LENGTHS OF THE TRIANGLE IF THE AREA IS TO BE A MAXIMUM.
Thursday, June 17, 2010 at 8:40pm by Anonymous

math
Which of these triangles do not eist? a scalene right triangle an isosceles right triange an eguilateral right triangle an equilateral acute triangle
Friday, February 25, 2011 at 5:48pm by jill

Math
If the base of an isosceles triangle is decreased by 40% and its height is increased by 10%, then what is the percent change in the area of the triangle?
Tuesday, January 8, 2008 at 6:34pm by Sandi

math
The base of an isosceles triangle is 4/3 cm.the perimeter of the triangle is 4 2/15cm. What is the length of either of the remaining equal sides
Friday, December 16, 2011 at 2:07am by Gousia

math
The base of an isosceles triangle is 4/3 cm.the perimeter of the triangle is 4 2/15cm. What is the length of either of the remaining equal sides
Friday, December 16, 2011 at 2:08am by Gousia

trigonometry
an isosceles triangle is inscribe in aradius 100 in .find the angles of the triangle if it is base subtends an arc of 143.7 in
Wednesday, November 28, 2012 at 7:12am by jophy

maths
The triangle has vertices A(0,1),B(1,6) and C(5,2).Prove that the triangle is isosceles.
Monday, February 27, 2012 at 2:33am by mulinda

Geometry 10th grade
If my outcome is correct the perimeter should be 20. I did this by drawing to seperate triangle and labeling each one KLM and JHG. With the information you gave it said that KLM ad JHG are congruent. Then I drew the big triangle and combined them. all together the triangle ...
Monday, June 7, 2010 at 9:38pm by Ariel

Calculus
An isosceles triangle, whose base is the interval from (0,0) to (c,0), has its vertex on the graph of f(x)=12-x^2. For what value of c does the triangle have maximum area?
Thursday, January 24, 2008 at 9:54pm by Anonymous

geometry
Are those the side lengths of a triangle? What kind of triangle is it? Right angle? Isosceles? I believe more information is required.
Monday, October 3, 2011 at 9:42pm by drwls

Geometry
If the measures,in degrees, of the three angles of a triangle are x, x+10, and 2x-6, the triangle must be: A.right,B.equilateral,C.Scalene, D.Isosceles
Sunday, January 6, 2013 at 12:40pm by LP

Math
An isosceles triangle and a rectangle share a base. The area of the rectangle is 4 times the area of the triangle. The area of the triangle is 60 cm^2 and its height is 15 cm. Find the dimensions of the triangle.
Friday, February 11, 2011 at 5:32pm by Mary

Math
Without plotting I see three points, so it must be a triangle. To be more specific it is an isosceles triangle with a horizontal base of AC
Saturday, February 2, 2013 at 10:40pm by Reiny

math
which shape will create tessellation using only translations? A. scalene triangle B. regular hexagon C. equilateral triangle D. isosceles trapezoid
Tuesday, April 2, 2013 at 5:42pm by andrea

math (please help)!
Geometry ***(PLEASE CHECK MY ANSWER)*** 1. If triangle RST = triangle NPQ, which of the following is true? A.) R = P B.) R = Q C.) T = P D.) T = Q <----- My Answer! 2. Given triangle RST = triangle NPQ, RT = 7x - 5, NQ = 5x + 11, find the length of RT and NQ...
Friday, November 15, 2013 at 10:24am by Shadyy

Geometry
by angles, a triangle could be acute: all angles less than 90 right-angled: one angle 90, the other two acute obtuse: one of the angles is greater than 90 by sides, a triangle could be scalene: all sides are of different lengths isosceles: two of the sides are equal ...
Tuesday, November 27, 2007 at 9:57pm by Reiny

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.
Sunday, November 18, 2012 at 2:46pm by Georges

math
the perimeter of an isosceles triangle is 30 inches. the legs are 1/3 as long as the base. set up an equation to find each side length of the triangle.
Monday, November 17, 2008 at 3:52pm by jazz

trig
Thanks so much! If I may pick at your brain, how did you know to draw the isosceles triangle at the top and the large triangle inside the octogan to solve this problem.I didn't even consider this.
Thursday, January 15, 2009 at 3:10pm by Cathy

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