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What will be the reflection of the point (4, 5) in the fourth quadrant?

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Important Questions on Coordinate Geometry

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If the origin gets shifted to (2, 2), then what will be the new coordinates of the point (4, -2)?
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What will be the length of the perpendicular drawn from the point (4, 5) upon the straight line 3x + 4y = 10?
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Find the area of the quadrilateral the coordinates of whose angular points taken in order are (1, 1),
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Find the area of the quadrilateral the coordinates of whose angular points taken in order are (-1, 6), (-3,-9), (5, -8) and (3, 9).
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Two vertices of a triangle are (5, -1) and (-2, 3). If the orthocenter of the triangle is the origin, what will be the coordinates of the third point?
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Find the equation of the straight line passing through the origin and the point of intersection of the lines xa+yb=1 and xb+ya=1.
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The points (p-1, p + 2), (p, p + 1), (p+1, p) are collinear for
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The straight line joining A(1, 2) and B(2,-2) is perpendicular to the line joining C(8, 2) and D(4, p). What will be the value of p?