Triangle Quiz

If a triangle has angles 120, 20, 40 degrees. Is it an obtuse triangle?

yes no

If a triangle has angles 100, 50, 30 degrees. Is it an acute triangle?

yes no

If a triangle has angles 30, 60, 90 degrees. Is it a right angle triangle?

yes no

A triangle has angles 60, 60, 60 degrees. Is it an equilateral triangle?

yes no

If a triangle has angles 60, 60, 60 degrees. Is it an acute triangle?

yes no

If a triangle has 2 sides with equal lengths and 72 angle between them. What type of triangle is it?

equilateral triangle isosceles triangle right angle triangle

If a triangle has 2 angles of 45. What is the measure of third angle in degree?

85 90 75

If a triangle has two sides with equal lengths and 60 angle between them. What is the type of triangle?

equilateral triangle isosceles triangle both

The perimeter of an equilateral triangle is 18cm. What is the length of one side?

9cm 3cm 6cm

If a triangle has sides of 3cm, 4cm, 5cm, what is the type of triangle?

equilateral triangle isosceles triangle right angle triangle