QUIZ ON TRIANGLE

Q1. What is the third angle for the triangle where angle1 = 45° and angle2 = 45°?

45° 90° 60°

Q2. If a triangle has an angle of 90 degrees, what is it called?

Obtuse Acute Right-angled

Q3. A triangle can have ?

one right angle two right angle three right angle

Q4. Which of the following can form a right angled triangle?

14, 15, 26 12, 16, 20 10, 17, 25

Q5. Which of the following triangles are always similar?

Equilateral triangle Isosceles triangle Right triangle

Q6. If one angle of a triangle is obtuse, then which one of the following is the possible measure of remaining angles?

100° 85° 95°

Q7. If the largest angle in a triangle is 70°, what is the least possible value of the smallest angle of the triangle?

30° 10° 20°

Q8. The perimeter of scalene triangle with sides a, b, c is ?

a + b + c 2a None of these