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S H A P E A N D S H A P E A N D  
A N G L E S - 2 A N G L E S - 2
Page 2


S H A P E A N D S H A P E A N D  
A N G L E S - 2 A N G L E S - 2
W H A T A R E A N G L E S ?
The space between two
intersecting straight lines, at the
point in which they meet. 
The point where they meet is
called the vertex.
Angles are measured in degrees.
straight line
straight line
vertex
degrees
Page 3


S H A P E A N D S H A P E A N D  
A N G L E S - 2 A N G L E S - 2
W H A T A R E A N G L E S ?
The space between two
intersecting straight lines, at the
point in which they meet. 
The point where they meet is
called the vertex.
Angles are measured in degrees.
straight line
straight line
vertex
degrees
straight line
straight line
vertex
degrees
Page 4


S H A P E A N D S H A P E A N D  
A N G L E S - 2 A N G L E S - 2
W H A T A R E A N G L E S ?
The space between two
intersecting straight lines, at the
point in which they meet. 
The point where they meet is
called the vertex.
Angles are measured in degrees.
straight line
straight line
vertex
degrees
straight line
straight line
vertex
degrees
A c u t e (>0, <90 degrees)
R i g h t (90 degrees)
O b t u s e (>90, <180 degrees)
S t r a i g h t (180 degrees)
R e f l e x (>180, <360 degrees)
R e v o l u t i o n (360 degrees)
s m a ll e st
l a r ge s t
T Y P E S O F A N G L E S
Page 5


S H A P E A N D S H A P E A N D  
A N G L E S - 2 A N G L E S - 2
W H A T A R E A N G L E S ?
The space between two
intersecting straight lines, at the
point in which they meet. 
The point where they meet is
called the vertex.
Angles are measured in degrees.
straight line
straight line
vertex
degrees
straight line
straight line
vertex
degrees
A c u t e (>0, <90 degrees)
R i g h t (90 degrees)
O b t u s e (>90, <180 degrees)
S t r a i g h t (180 degrees)
R e f l e x (>180, <360 degrees)
R e v o l u t i o n (360 degrees)
s m a ll e st
l a r ge s t
T Y P E S O F A N G L E S
The internal measurement of two straight lines, where the
angle measures more than 0  but less than 90.
A C U T E A N G L E S
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