Presented By :Citra Nur Fadzri YatiMath 3-E

Parts of an angel

A full angle also called a perigon, is an angle equal to 2π or 3600

radian

A reflex angle is an angle of more than 1800

A straight angle is an angle equal to 1800 = π radian

A right angle is an angle equal to half the angle from one end of a line segment to the other. A right angle is radian or 900

Acute angle The angle of magnitude smaller than 900 and bigger than the 00 ( 00 < α <900 )