On a clock face , through how many right angles does the
minute hand move between 8:00 a.m. to 11:30 a.m. ?
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3 right angles
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4
Answer:if you switch to a rotating co-ordinate system it will the handstand till then the minute hand make only 11 Revolution and so it is as right angle with the and 22 X 24 hours day you get 2 into 22 equal to 24 more mathematically it can be done as the minute hand move 360 degree in 60 minutes
Step-by-step explanation:
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