Triangle Quiz

1.If a triangle has an angle of 90 degrees, what is it called?

acute obtuse right angled

2.If a triangle having at least two equal sides, what is it called?

acute obtuse isosceles triangle

3.If a triangle having three equal sides, what is it called?

acute obtuse equilateral triangle

4.What is a triangle that contains no right angle called?

oblique right opaque

5.An equilateral triangle is also an _______ triangle.

acute right obtuse

6.What is the third angle for the triangle where angle1 = 30° and angle2 = 90°?.

90 60 100

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

45° 60° 90°