Ppt .............................................................................................

1. ANGLES
ASIER ECHARRI

2. What is an angle? And the
parts?
 An angle is the mesaure of two straight
lines.
 The point when the two lines join is called
vertix.
 The two straight lines are called arms.
 An angle is the amount of space
between the arms.

3. Name of angles

4. TYPES OF ANGLES:
ACUTE ANGLE AN ANGLE THAT IS LESS
THAN 90º
Right Angle An angle that is 90º exactly
Obtuse Angle An angle that is greater
(bigger) than 90º but less
than 180º
Straight angle An angle that is 180º
exactly
Reflex Angle An Angle that is grater
(bigger) than 180 º

5. PROTACTOR
 With this tool we can mesaure the angles.

6. RIGHT ANGLES
If you see the box in the corner , you are
being told it is a right angle.

7. HOW WE MEASUERE THE
REFLEX
We can mesaure a reflex with two steps
1. We mesaured the angle
2. And then we sustract 360.