- A30°
- B60°
- C45°
- D90°
Step-by-Step Solution
The lines make angles of 60° (tan 60° = √3) and 30° (tan 30° = 1/√3) with the -axis, so the angle between them is 30°.
Answer: A) 30°
What is the acute angle between the lines = √ and ?
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