When the minute hand moves from 12 to 3, it covers one-fourth of the clock’s circle. This is called a quarter turn. A quarter turn forms a right angle, which looks like the letter ‘L’. Class 5 NCERT Maths-Mela Chapter 3 ...
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A three-quarter turn equals 270 degrees. It is bigger than a straight angle (180°) but smaller than a full turn (360°). For example, when the minute hand moves from 12 to 9, it makes a three-quarter turn. Class 5 NCERT Maths-Mela ...
Two quarter turns equal a half turn or 180°. Three-eighth turns equal 135°. Therefore, two quarter turns (180°) are bigger than three-eighth turns (135°). A straight angle is larger than a partially completed turn. Class 5 Mathematics Maths-Mela Angles as Turns Class ...