No, but a isosceles triangle can be a right angle triangle if it has a 90 degrees angle and two 45 degrees angles.
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Yes, scalene triangles can be right angled. An example is a right scalene triangle with sides of 3, 4, and 5 units.
a scalene can be a right-angled triangle or a obtuse angled triangle or a acute angled triangle depending on the angles of the triangle.
There is only one right angled triangle which is not scalene: 45/45/90.
acute angled triangle,right angled triangle,obtuse angled triangle,isosceles triangle,equilateral triangle, scalene triangle
They are:equilateralacute angled isoscelesacute angle scaleneright angled isoscelesright angle scaleneobtuse angled isoscelesobtuse angle scalene.
3 vertices in a triangle, whether it is equilateral, isosceles or scalene; acute angled, right or obtuse.