and 90.
.
but
less than 180
.
,
but less than 360.Types of Angles
| Acute Angle | Right Angle | ||
| |
An acute angle is between 0and 90. |
|
A right angle forms a square corner and measures exactly 90. |
| Obtuse Angle | Straight Angle | ||
| |
An obtuse angle is greater than 90but
less than 180 . |
|
A straight angle is formed by a straight line and measures exactly 180 |
| Reflex Angle | |||
| |
A reflex angle measures more than 180,
but less than 360. |