Mathematics · Trigonometry
If 30 m is the height difference between the two rollers of a sine bar and 60 m is the length of the sine bar (distance between the centers of the rollers), what is the angle formed between the upper surface of the sine bar and the surface plate?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 190°
- 230°✓
- 345°
- 460°
Correct answer
30°
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