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Class 11 Maths Practice Test - Three Dimensional (3D) Geometry - Section Formula
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Class 11 Maths Practice Test - Three Dimensional (3D) Geometry - Section Formula
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10 Questions

1. Find the points which trisects the line joining (4, 9, 8) and (13, 27, -4).
2. If coordinates of vertices of a triangle are (7, 6, 4), (5, 4, 6), (9, 5, 8), find the coordinates of centroid of the triangle.
3. If P (2, 3, 9), Q (2, 5, 5) and R (8, 5, 3) are vertices of a triangle then find the length of median through P.
4. Find the points which trisects the line joining (4, 9, 8) and (13, 27, -4).
5. The ratio in which line joining (1, 2, 3) and (4, 5, 6) divide X-Y plane is ________
6. If P (2, 3, 9), Q (2, 5, 5) and R (8, 5, 3) are vertices of a triangle then find the length of median through Q.
7. Find midpoint of (1, 4, 6) and (5, 8, 10).
8. The coordinates of a point dividing the line segment joining (1, 2, 3) and (4, 5, 6) externally in the ratio 2:1 is ____________________
9. The coordinates of a point dividing the line segment joining (1, 2, 3) and (4, 5, 6) internally in the ratio 2:1 is ____________________
10. In which ratio (3, 4, 5) divides the line segment joining (1, 2, 3) and (4, 5, 6) internally?