(a) Less than a quarter turn makes an acute angle. (b) Exactly a quarter turn makes a right angle. (c) More than a quarter but less than half turn makes an obtuse angle. class 5 Maths-Mela Mathematics Textbook Chapter 3 Angles ...
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(a) Less than a quarter turn makes an acute angle. (b) Exactly a quarter turn makes a right angle. (c) More than a quarter but less than half turn makes an obtuse angle. class 5 Maths-Mela Mathematics Textbook Chapter 3 Angles ...