At 6 o' clock the angle formed between the hands of a clock is
Straight angle
Right angle
Acute angle
Obtuse angle
At 3 o'clock the angle formed between the two hands of a clock is
Right
Acute
Obtuse
None of these
An angle which measures more than 0o and less than 90o is called
None
The lines which lie on the same plane and do not intersect at any point are called
Perpendicular lines
Intersecting lines
Parallel lines
An angle which is equal to 360o is called
Complete angle
An angle which measures 180o is called
Zero angle
The common end point where the two rays meet is called
Arms
Vertex
Ray
0
Complementory angle of 72 1/2o is
17o
18 1/2o
21 1/2o
17 1/2o
When two lines are parallel the distance between them is
Always equal
Not equal
Increases
91o is an example of
