Web Results

Isosceles triangle - Wikipedia


In geometry, an isosceles triangle is a triangle that has two sides of equal length. Sometimes it ... In the equilateral triangle case, since all sides are equal, any side can be ... which goes thro...

Right triangle ABC could also be an isosceles triangl - Answers.com


An equilateral triangle has all sides measuring the same and an isosceles triangle has 2 sides congruent, so they are not the same. Every equilateral triangle is ...

Right triangle definition - Math Open Reference


Notice it always remains a right triangle, because the angle ∠ABC is always 90 ... A right triangle can also be isosceles if the two sides that include the right ...

Properties of an Isosceles Triangle


Theorem: Let ABC be an isosceles triangle with AB = AC. ... This can't be quite deduced from the B&B form of the axioms. ... AMB = angle AMC = right angle (so line MA is the perpendicular bisector of BC and also the altitude of ABC through A).

Right Triangle -- from Wolfram MathWorld


Special cases of the right triangle include the isosceles right triangle (middle ... The inradius can be found by equating the area of the triangle DeltaABC ... are right triangles and the corresponding legs are equal, the hypotenuses are also ...

Can an isosceles triangle be an equilateral triangle? - Quora


The answer to the given question: “Can an isosceles triangle be an equilateral triangle? ... of an isosceles triangle, equilateral triangle ABC is also an isosceles triangle;² So, if we accept the ... Can an equilateral triangle be a right triangle?

Greatest possible measure of ∠ A in an isosceles triangle A B C


Sep 10, 2014 ... It also generally makes it a more interesting question, with no unnecessary ... Then you would have an isosceles right triangle, and B C , the ...

Math Scene - Triangles - Lesson 1 - Rasmus


It is also common practice to label the side opposite angle A with a small a, ... If we know one angle in an isosceles triangle we can find the other angles. ... The sides of a right angled triangle ABC satisfy Pythagoras' rule, that is a<sup>2</sup> + b<sup>2</sup> = c<sup>2</sup> .

Right Angled Triangles - Math is Fun


A right angled triangle (also called a right triangle) ... triangle (I also put 90°, but you don't need to!) ... It has no equal sides so it is a scalene right angled triangle  ...

The 30°-60°-90° triangle. Topics in trigonometry. - The Math Page


They are special because, with simple geometry, we can know the ratios of their sides. ... Solve the right triangle ABC if angle A is 60°, and side c is 10 cm. ... Since the triangle is equilateral, it is also equiangular, and therefore the the angle at ...