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  9. Q115

BPSC (Bihar PCS) 2015 · Question 115 of 135

The angle between two lines 3x + y - 7 = 0 and x + 2y + 9 = 0 will be

Miscellaneous

  1. A60°
  2. B45°Correct
  3. C30°
  4. D90°

Answer: B. 45°

Explanation

Finding the Angle Between Two Lines: 3x + y - 7 = 0 and x + 2y + 9 = 0 This solution explains how to calculate the angle between the two given lines. We will find the slopes of both lines and then use the formula for the tangent of the angle between two lines. Step 1: Determine the Slopes of the Lin

Source: prepp.in

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