1.

Hour hand is 7 cm find how far does the tip of the hour hand move in 30 minutes​

Answer»

Answer:

The minute hand of a clock = 14 cm

The HOUR hand of a clock = 7 cm

Within 30 minutes the minute hand MOVES semi circular path. That is 180∘

=> πr = 3.14 x14 2 44 cm.

within 1 minute the hour hand moves 0.5∘ 30 minutes = 30x0.5 = 15∘

The far hour hand moves = 180∘15∘=12∘

=> πr=3.14×712=1.83cm

Step-by-step explanation:

1.83 cm

may this answer help you ❤️



Discussion

No Comment Found

Related InterviewSolutions