A triangle can never include a right angle and an obtuse angle together in it.
Never
Sometimes. "Scalene" simply means that the three sides have different lengths. This does not imply that the triangle has to have an obtuse angle.
Because it's never right!
sometimes
Never but an isosceles triangle can sometimes be a right angle triangle
sometimes
right triangle
Yes, its not possible to have a "right obtuse triangle"
Never
It's true that an obtuse triangle is never right because obtuse triangles are bigger than right triangles, which are 90 degrees. Obtuse Triangles are always bigger than Right triangles(90 degrees) , so It is true.
sometimes
Sometimes.Sometimes.Sometimes.Sometimes.