Triangles Based on Angles

Q. Which of the following resembles an obtuse triangle?

1. 
2. 
3. 
4. None of the above

Q. An acute angle triangle has:

1. Only two angles less than 90°
2. Only one angle less than 90°
3. All angles less than 90°
4. None of the above

Q. Measurements of the angles of a triangle are 92°, 38°, and 50°. What type of triangle is this?

1. Acute-angled triangle
2. Obtuse-angled triangle
3. Right-angled triangle
4. None of the above

Q. Choose the correct one from the following options.

1. 
2. 
3. 
4. All are incorrect

Q. Which one of the following figures resembles a right-angled triangle?

1. 
2. 
3. 
4. None of the above