What is the smaller angle between the hands of a clock at half past 10?
Answer and explanation
Correct answer: D. 135°
- Step 1: At 10:30 the minute hand points at 6, which is 180° from 12, and the hour hand is at 315° from 12. Step 2. The difference is 135°. Answer: 135°. Why not the others: 120° is what you get if you forget that the hour hand moves by half an hour. 300° is what you get if you forget that the hour hand moves by half an hour. 45° is what you get if you forget that the hour hand moves by half an hour.
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