Answers

2014-07-16T20:30:21+08:00
Acute angle - greater than 0 degrees but less than 90 degrees. 
Right angle - exactly 90 degrees. 
Obtuse angle - greater than 90 degrees but less than 180 degrees. 
Straight angle - a straight angle, it is exactly 180 degrees. 
Reflex angle - greater than 180 degrees but less than 360 degrees.
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