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Find the angle between X-axis and the line joining the points (2, -4) and (-3, 5).

Asked by Topperlearning User 20th October 2016, 3:39 AM
Answered by Expert
Answer:

Slope of line joining the points A (2, -4) and B (-3, 5) =

  
 rightwards double arrow space tan theta equals negative 9 over 5

rightwards double arrow theta equals straight pi minus tan to the power of negative 1 end exponent open parentheses 9 over 5 close parentheses
Answered by Expert 20th October 2016, 5:39 AM
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