Properties of Triangles Quiz

In an equilateral triangle, what is the measure of each angle?

• 60 degrees

• 120 degrees

• 45 degrees

• 90 degrees

What is the sum of all angles in a triangle?

• 360 degrees

• 270 degrees

• 180 degrees

• 90 degrees

What is the name for a triangle with all sides of equal length?

• Right triangle

• Equilateral triangle

• Isosceles triangle

What is the name for a triangle with two sides of equal length?

• Right-angled triangle

• Isosceles triangle

• Equilateral triangle

What type of triangle is this?

• equilateral triangle

• right-angled triangle

• isosceles triangle

What type of triangle is this?

• equilateral triangle

• right-angled triangle

• isosceles triangle

What type of triangle is this?

• equilateral triangle

• right-angled triangle

• isosceles triangle

Find the unknown angle

• 75°

• 80°

• 85°

• 70°

Find the unknown angle

• 80°

• 70°

• 60°

Find the unknown angle

• 60°

• 120°

• 100°

• 80°