 | 480 pages
...90 equal angles, each of these angles is called a degree. 25° is the abbreviation for "25 degrees." An angle less than a right angle is called an acute angle. An angle greater than a right angle is called an obtuse angle. ANGLES AT A POINT. §3- You know that, in carrying out the order "about... | |
 | 464 pages
...22 ; they are all equal, for when folded they fitted on one another. Such angles are right angles. An angle less than a right angle is called an acute angle. An angle greater than a right angle is called an obtuse angle. fEx. 94. Make a right angle BOC as in Ex. 93; cut it out and fold so that... | |
 | James McMahon - 2018 - 244 pages
...they are all equal for when folded they fitted on one another. Such angles are called right angles. An angle less than a right angle is called an acute angle. An angle greater than a right angle is called an obtuse angle. HEx. 31. Make a right angle BOC as in Ex. 30, cut it out and fold so that... | |
 | Milo Burdette Hillegas, Thomas Henry Briggs - Education - 1927 - 676 pages
...ANGLE OBTU an ANGLE REFLEX ANGLE REFLEX AMCI.E FIG. 11. Angles straight angle, and an angle of 360°. An angle less than a right angle is called an acute angle; one greater than a right angle but less than a straight angle is called an obtuse angle. Any angle... | |
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An angle less than a right angle is called an acute angle; an angle greater than a right angle and less than two right angles is called an obtuse angle. 
