223.Find the ratio in which the point (2, y) divides the line segment joining the points A(-2, 2) and B (3, 7). Also find the value of y.
Let the point P (2, y) divides the line segment joining the points A (-2, 2) and B (3, 7) in the ratio k : 1. Then
Hence, the required ratio is 4 : 1
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224.In what ratio does the point P(2, -5) divide the line segment joining A(-3, 5) and B (4, -9)?
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225.The mid-points of the sides of a triangle are (3, 4), (4, 6) and (5, 7). Find the coordinates of the vertices of the triangle.
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226.Determine the ratio in which the line 3x + 4y - 9 = 0 divides the line segment joining the points (1, 3) and (2, 7)
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227.A line segment joining the points P(3, 3) and Q(6, - 6) is trisected at the points A and B such that A is nearer to P. If A also lies on the line given by 2x + y + k = 0, find the value of k.
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228.Find the area of the quadrilateral w hose vertices are A(0, 0), B(6, 0), C(4, 3) and D(0, 3).
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229.Find the area of the quadrilateral whose vertices, taken in order are (-4, -2), (-3, -5), (3, -2) and (2, 3).
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230.Find the value of ‘K’ if the points (K, 3), (6, -2) and (-3, 4) are collinear.