Triangle Quiz

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

45° 60° 90°

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

Obtuse Acute Right angled

A triangle in which two sides are equal is called?

Isosceles triangle Equilateral triangle Scalene triangle

Two sides of a triangle are of lengths 5 cm and 1.5 cm. The length of the third side of the triangle cannot be?

4.1 cm 3.6 cm 3.4 cm

The angles opposite to equal sides of a triangle are?

Equal Unequal Complementary angles