6. The angle turned by hour-hand of a clock in half an hour is (a) 7.5° (b) 10° (c) 15° (d) 6° 7 The sum of the four analog
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sorry I really don't know the answer
Answered by
1
Answer:
b) 10°
Step-by-step explanation:
For 1 min it rotates for 0.5 degree.
Hence, for 20 min it rotates for 10 degrees.
The angle between hr's hand and min's hand should be 10 deg. in every 60 minutes hour hand moves 30 degrees.
hope it helps u !!
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