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Angles
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Created on March 20, 2021
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Transcript
STD-6
MATHEMATICS
GENERAL INSTRUCTIONS
- Please keep your mic off to avoid disturbance.
- Please answer when your name is called
- Keep a notebook,pen and a pencil handy.
ANGLES
Types of angles
An angle whose measure is more than 90 degrees is called an obtuse angle.
An angle whose measure is less than 90 degrees is called an acute angle.
An angle whose measure is 90 degrees is called as a right angle.
TYPES OF ANGLES.
Straight angle
Reflex angle
0 degrees
Zero angle.
Complete angle
ANGLE BISECTOR
An angle bisector is a line that devides the angle into two equal parts
Compass
Protractor
Ruler
Using used materials like straws,candy sticks make a chart with at least 3 of the different types of angles that we learned today.
THANKS!