Quiz

Grade 6: Lines, segments and angles

10 questions with solutions for grade 6: segments, perpendicular and parallel lines, types of angles, adjacent, supplementary and vertically opposite angles, complementary angles, bisectors.

Type the number or choose the right answer. When you finish, click Check answers and see the solutions.

1. B lies between A and C. AB = 7 cm, BC = 5 cm. How long is AC?Enter a number only

2. B lies between A and C. AC = 15 cm, AB = 9 cm. How long is BC?Enter a number only

3. At what angle (in degrees) do two perpendicular lines cross?Enter a number only

4. How many degrees is the complement of 35°?Enter a number only

5. How many degrees is the supplement of 110°?Enter a number only

6. One of two adjacent angles on a straight line is 125°. How many degrees is the other?Enter a number only

7. One of two vertically opposite angles is 40°. How many degrees is the other?Enter a number only

8. What kind of angle is 135°?

A. acute

B. right

C. straight

D. obtuse

9. The bisector of an 80° angle splits it into two equal angles. How many degrees is each?Enter a number only

10. Two lines perpendicular to the same third line (in a plane) are:

A. perpendicular

B. parallel

C. crossing at 45°

D. always the same line