1. What is a triangle?

A geometric figure An form of architecture A piece of art

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

45 80 90

3. If a triangle has an angle of 90 Degree, what it is called ?

Acute Obtuse Right Angled

4. Which group does the triangle belong to?

Polydor Potter Polygon

5. What is the name of a triangle with equal vertices?

Equilateral Train Triennial