The Pythagorean theorem only applies to right triangles, so the isosceles triangle must also be a right triangle.
In equation form:
a2 = b2 + c2, where b=c
a2 = 2b2
Some examples:
(a,b,c) = (2.5,1,1), (8.5,2,2), (2,2.5,2.5)
Note: 2.5= sqrt(2)
A triangle that has 2 equal sides is an isosceles triangle
An equilateral triangle is a triangle with three equal sides. An isosceles triangle is one with two equal sides. So yes, an equilateral triangle qualifies as being an isosceles triangle as well. This is quite similar to the relationship between squares and rectangles, where a square is always a rectangle, but a rectangle isn't necessarily a square.
An isosceles triangle has to have two sides of equal length. An isosceles triangle has to have two sides of equal length.
An isosceles triangle is any triangle with at least two sides of equal length. Logically, an isosceles triangle also has at least two angles of equal size. An equilateral triangle is a triangle with three equal sides and three equal angles (all of which are 60 degrees). Since it has at least two equal sides then it is therefore also an isosceles triangle. This is no different to the way in which a square is also a rectangle, or a circle is also an ellipse. They are simply special cases of the general case.
-- An isosceles triangle has two equal sides. -- An isosceles triangle has two equal angles. -- An isosceles triangle has two equal interior-angle bisectors. -- The bisector of the vertex angle of an isosceles triangle is also the perpendicular bisector of the triangle's base.
A triangle that has 2 equal sides is an isosceles triangle
yes, because isosceles triangle is a triangle with two sides of equal length.
An equilateral triangle is a triangle with three equal sides. An isosceles triangle is one with two equal sides. So yes, an equilateral triangle qualifies as being an isosceles triangle as well. This is quite similar to the relationship between squares and rectangles, where a square is always a rectangle, but a rectangle isn't necessarily a square.
It can be because it depends on the triangle's angles. For example, if the triangle has 2 equal sides and a right angle it could be a isosceles and a right triangle.
An isosceles triangle has 2 equal sides and 2 equal angles.
There are infinitely many possible options. Any polygon can have two equal sides. For example, an isosceles triangle.
Yes an isosceles triangle for example
An isosceles triangle has to have two sides of equal length. An isosceles triangle has to have two sides of equal length.
An isosceles triangle is any triangle with at least two sides of equal length. Logically, an isosceles triangle also has at least two angles of equal size. An equilateral triangle is a triangle with three equal sides and three equal angles (all of which are 60 degrees). Since it has at least two equal sides then it is therefore also an isosceles triangle. This is no different to the way in which a square is also a rectangle, or a circle is also an ellipse. They are simply special cases of the general case.
-- An isosceles triangle has two equal sides. -- An isosceles triangle has two equal angles. -- An isosceles triangle has two equal interior-angle bisectors. -- The bisector of the vertex angle of an isosceles triangle is also the perpendicular bisector of the triangle's base.
An isosceles triangle has two equal sides.
Isosceles triangle have two equal angles2