Quiz on traingles

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

45° 90° 60°

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

obtuse acute right angled

A triangle can have

one right angle two right angle

Which of the following can form a right angled triangle?

14,15,26 12,16,20

Which of the following triangles are always similar?

Equilateral triangle Isosceles triangle