If x is an acute angle, then what is true for x?
(a) x = 90°
(b) 0° < x < 90°
(c) 90° < x < 180°
(d) 180° < x < 360°
The question was asked in class test.
I'm obligated to ask this question of Lines and Angles Definitions and Basic Terms topic in section Lines and Angles of Mathematics – Class 9