A right angle triangle.
An obtuse angle
An obtuse angled triangle, or more simply, an obtuse triangle.
If you mean what type of triangle has perpendicular lines then it is right angle triangle.
A right triangle
ABC angle is an angle,not a triangle!
A right angle triangle.
Any triangle with a 90 degree angle is classified as a right triangle.
the obtuse angle is the largest angle in a triangle. It spreads from 91 to 179 on a protractor
It is a right angle triangle
Any type of triangle determined by its angle can be an isosceles triangle. A scalene or right triangle can't.
Obtuse triangle
An obtuse angle
It is a right angle triangle and the 3rd angle will measure 30 degrees
Any triangle that has an angle measuring 90 degrees is a right triangle.
Obtuse triangle
An obtuse angled triangle, or more simply, an obtuse triangle.