Lines and Angles

Math ⇒ Geometry

Lines and Angles starts at 6 and continues till grade 12. QuestionsToday has an evolving set of questions to continuously challenge students so that their knowledge grows in Lines and Angles. How you perform is determined by your score and the time you take. When you play a quiz, your answers are evaluated in concept instead of actual words and definitions used.

See sample questions for grade 6

If a straight angle is divided into two angles such that one is 60°, what is the other angle?

If angle A and angle B are complementary and angle A is 35°, what is angle B?

If angle X is 75° and angle Y is its complement, what is the value of angle Y?

If one angle of a linear pair is 70°, what is the measure of the other angle?

If two adjacent angles form a straight line, what is the sum of their measures?

If two angles are supplementary and one is 150°, what is the other angle?

If two angles are vertically opposite and one is 120°, what is the other angle?

If two lines are perpendicular, what is the angle between them?

What do you call an angle that is less than 90 degrees?

What is a line segment?

What is the measure of an angle that is half of a right angle?

What is the measure of each angle if two angles are supplementary and equal?

What is the name of the angle that measures exactly 90 degrees?

What is the sum of the angles on a straight line?

A line segment AB is 12 cm long. Point C divides AB into two parts such that AC is twice as long as CB. What is the length of AC?

A ray starts at point P and passes through point Q. If another ray starts at P and passes through point R such that angle QPR is 110°, what type of angle is QPR?

Explain why vertically opposite angles are always equal when two lines intersect.

If the sum of two adjacent angles is 90°, what are these angles called?

If two lines intersect and form one angle of 40°, what are the measures of the other three angles formed at the intersection?