What is the third angle for the triangle where angle1 = 45° and angle2 = 45°?

45° 90° 60°

What of the following is a valid equiangular triangle?

50°,50°,50° 90°,45°,45° 60°,60°,60°

What of the following is a right-angled triangle?

40°,40°,100° 90°,45°,45° 70°,50°,60°

What of the following is a obtuse-angled triangle?

40°,40°,100° 90°,45°,45° 70°,50°,60°

What of the following is a acute-angled triangle?

40°,40°,100° 90°,45°,45° 70°,50°,60°