More Lessons for High School Regents Exam
The following diagram gives the formula to find the angle between two lines. Scroll down the page for more examples and solutions.
How to find the angle between two straight lines?
1. Find the acute angle between y = 2x + 1 and y = -3x - 2 to the nearest degree.
2. Find the acute angle between 3x - 2y + 7 = 0 and 2y + 4x - 3 = 0 to the nearest degree.
3. Find the acute angle between y = x + 3 and y = -3x + 5 to the nearest degree.
Finding Angle Between 2 Lines
How to find the angle between two lines using the formula?
Rotate to landscape screen format on a mobile phone or small tablet to use the Mathway widget, a free math problem solver that answers your questions with step-by-step explanations.
You can use the free Mathway calculator and problem solver below to practice Algebra or other math topics. Try the given examples, or type in your own problem and check your answer with the step-by-step explanations.
We welcome your feedback, comments and questions about this site or page. Please submit your feedback or enquiries via our Feedback page.