Question
What is the reflection of the point (-1, 5) in the line x = 1?
The correct answer is
(3, 5)
The reflection of the point (-1, 5) in the line x = 1 is found by mirroring the point across the line x = 1. The reflected point is (3, 5).
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Important Questions from Coordinate Geometry
What are the co-ordinates of the centroid of a triangle, whose vertices are A(1, -5), B(-4, 0) and C(3, -4)?
Slope of the line AB is 4/3. Co-ordinates of points A and B are (x, -5) and (2, -3) respectively. What is the value of x?
Find the co-ordinates of the centroid of a triangle whose vertices are A(1, 4), B(7, 8) and C(10, 12).
- If x² + y² - 12x + 18y + 117 = 0, then the value of x² + y² is:
- If x² + y² - 16x + 38y + 425 = 0, then the value of x² + y² is:
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