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4. Find the coordinates of a point on y-axis which are at a distance of 5 sqrt 2 from the point P (3, –2, 5).
30
Oct
4. Find the coordinates of a point on y-axis which are at a distance of 5 sqrt 2 from the point P (3, –2, 5). 2 4. Find the coordinates of a point on y-axis which are at a distance of 5 sqrt 2 from the point P (3 5 October 30, 2021 Category: Chapter [...]
3. If the origin is the centroid of the triangle PQR with vertices P (2a, 2, 6), Q (– 4, 3b, –10) and R(8, 14, 2c), then find the values of a, b and c.
30
Oct
3. If the origin is the centroid of the triangle PQR with vertices P (2a, 2, 6), Q (– 4, 3b, –10) and R(8, 14, 2c), then find the values of a, b and c. –10) and R(8 14 2 2C 3. If the origin is the centroid of the triangle PQR with vertices P [...]
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–10) and R(8 ,
14 ,
2 ,
2C ,
3. If the origin is the centroid of the triangle PQR with vertices P (2a ,
3b ,
6 ,
b and c`. ,
Q (– 4 ,
then Find the values of a ,
2. Find the lengths of the medians of the triangle with vertices A (0, 0, 6), B (0,4, 0) and (6, 0, 0).
30
Oct
2. Find the lengths of the medians of the triangle with vertices A (0, 0, 6), B (0,4, 0) and (6, 0, 0). 0 ) 0) and (6 2. Find the lengths of the medians of the triangle with vertices A (0 4 6 B = 0 October 30, 2021 Category: Chapter 12 - Introduction [...]
1. Three vertices of a parallelogram ABCD are A(3, – 1, 2), B (1, 2, – 4) and C (– 1, 1, 2). Find the coordinates of the fourth vertex.
30
Oct
1. Three vertices of a parallelogram ABCD are A(3, – 1, 2), B (1, 2, – 4) and C (– 1, 1, 2). Find the coordinates of the fourth vertex. – 4) and C (– 1 1 1. Three vertices of a parallelogram ABCD are A(3 2 2). Find the coordinates of the fourth vertex. [...]
5. Find the coordinates of the points which trisect the line segment joining the points P (4, 2, – 6) and Q (10, –16, 6).
30
Oct
5. Find the coordinates of the points which trisect the line segment joining the points P (4, 2, – 6) and Q (10, –16, 6). – 6) and Q (10 16 … 2 5. Find the coordinates of the points which trisect the line segment joining the points P (4 6 October 30, 2021 Category: [...]
4. Using section formula, show that the points A (2, –3, 4), B (–1, 2, 1) and C(0,1/3,2) are collinear.
30
Oct
4. Using section formula, show that the points A (2, –3, 4), B (–1, 2, 1) and C(0,1/3,2) are collinear. 1) and C(0 1/3] 2 2) are collinear. 3% 4 4. Using section formula B(-1 show that the points A (2 October 30, 2021 Category: Chapter 12 - Introduction to 3D Geometry , Maths , [...]
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1) and C(0 ,
1/3] ,
2 ,
2) are collinear. ,
3% ,
4 ,
4. Using section formula ,
B(-1 ,
show that the points A (2 ,
3. Find the ratio in which the YZ-plane divides the line segment formed by joining the points (–2, 4, 7) and (3, –5, 8).
30
Oct
3. Find the ratio in which the YZ-plane divides the line segment formed by joining the points (–2, 4, 7) and (3, –5, 8). 3. Find the ratio in which the YZ-plane divides the line segment formed by joining the points (–2 4 5 7) and (3 8 October 30, 2021 Category: Chapter 12 - [...]
2. Given that P (3, 2, – 4), Q (5, 4, – 6) and R (9, 8, –10) are collinear. Find the ratio in which Q divides PR.
30
Oct
2. Given that P (3, 2, – 4), Q (5, 4, – 6) and R (9, 8, –10) are collinear. Find the ratio in which Q divides PR. – 6) and R (9 –10) are collinear. Find the ratio in which Q divides PR. 2 2. Given that P (3 4 8 Q (5 October [...]
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– 6) and R (9 ,
–10) are collinear. Find the ratio in which Q divides PR. ,
2 ,
2. Given that P (3 ,
4 ,
8 ,
Q (5 ,
1. Find the coordinates of the point which divides the line segment joining the points (– 2, 3, 5) and (1, – 4, 6) in the ratio (i) 2 : 3 internally, (ii) 2 : 3 externally.
30
Oct
1. Find the coordinates of the point which divides the line segment joining the points (– 2, 3, 5) and (1, – 4, 6) in the ratio (i) 2 : 3 internally, (ii) 2 : 3 externally. (ii) 2 : 3 externally. 1. Find the coordinates of the point which divides the line segment joining [...]
5. Find the equation of the set of points P, the sum of whose distances from A (4, 0, 0) and B (– 4, 0, 0) is equal to 10.
30
Oct
5. Find the equation of the set of points P, the sum of whose distances from A (4, 0, 0) and B (– 4, 0, 0) is equal to 10. 0) and B (– 4 0) is equal to 10. 5. Find the equation of the set of points P the sum of whose distances [...]