(a) Two quarter turns make a half turn, called a straight angle. (b) A half turn is also a straight angle. (c) Three quarter turns are larger than a straight angle and are called a reflex angle. class 5 Maths-Mela Mathematics ...
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(a) Two quarter turns make a half turn, called a straight angle. (b) A half turn is also a straight angle. (c) Three quarter turns are larger than a straight angle and are called a reflex angle. class 5 Maths-Mela Mathematics ...