When the minute hand moves 45 minutes, it covers three-fourths of the clock face. This is called a three-quarter turn. A three-quarter turn is more than a straight angle but less than a full turn.
Class 5 NCERT Maths-Mela Chapter 3 Angles as Turns solution
class 5 Maths-Mela Mathematics Textbook Chapter 3 Angles as Turns question answer
Moving 45 minutes on the clock means the minute hand travels from 12 to 9. This covers three-fourths of the circle, known as a three-quarter turn. A three-quarter turn is larger than a half turn (straight angle) but smaller than a full turn. It measures 270 degrees. The minute hand still needs 15 more minutes to complete the full turn of the clock.
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