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

Yes No

2) If a triangle has angles 80, 20, 80. Is it an acute angle triangle?

Yes No

3) If a triangle has angles 120, 30, 30. Is it an obtuse triangle?

Yes No

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

Yes No

5) If a triangle has angles 130, 25, 25. Is it an acute triangle?

Yes No

6) If a triangle has 2 angles of 80. What is the measure of third angle in degree?

20 30

7) The perimeter of an equilateral triangle is 36cm. What is the length of one side?

11 12

8) If a triangle has sides of 4cm, 7cm, 8cm, what is the type of triangle?

Scalene Equilateral

9) How many sides are there in a triangle?

4 3

10) What is the total sum of the 3 angles present in a triangle?

360 180

1 point for each correct answer