Chapter 12 – Introduction to 3D Geometry
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1. Find the distance between the following pairs of points: (iii) (–1, 3, – 4) and (1, –3, 4)
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Oct
1. Find the distance between the following pairs of points: (iii) (–1, 3, – 4) and (1, –3, 4) 1. Find the distance between the following pairs of points: (iii) (–1 3% 4 4) and (–1 October 30, 2021 Category: Chapter 12 - Introduction to 3D Geometry , Maths , NCERT Exemplar Class 11 ,
1. Find the distance between the following pairs of points: (ii) (–3, 7, 2) and (2, 4, –1)
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Oct
1. Find the distance between the following pairs of points: (ii) (–3, 7, 2) and (2, 4, –1) -2) and (2 1 1. Find the distance between the following pairs of points: (ii) (–3 4 7) October 30, 2021 Category: Chapter 12 - Introduction to 3D Geometry , Maths , NCERT Exemplar Class 11 ,
1. Find the distance between the following pairs of points: (i) (2, 3, 5) and (4, 3, 1)
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Oct
1. Find the distance between the following pairs of points: (i) (2, 3, 5) and (4, 3, 1) – 5) and (– 4 1 1. Find the distance between the following pairs of points: (i) (2 3% October 30, 2021 Category: Chapter 12 - Introduction to 3D Geometry , Maths , NCERT Exemplar Class 11 [...]
4. Fill in the blanks: (i) The x-axis and y-axis taken together determine a plane known as_______. (ii) The coordinates of points in the XY-plane are of the form _______. (iii) Coordinate planes divide the space into ______ octants.
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Oct
4. Fill in the blanks: (i) The x-axis and y-axis taken together determine a plane known as_______. (ii) The coordinates of points in the XY-plane are of the form _______. (iii) Coordinate planes divide the space into ______ octants. 4 5 Example 1 In Fig 12.3 find the coordinates of F. if P is (2 [...]
3. Name the octants in which the following points lie: (1, 2, 3), (4, –2, 3), (4, –2, –5), (4, 2, –5), (– 4, 2, –5), (– 4, 2, 5), (–3, –1, 6) (– 2, – 4, –7).
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Oct
3. Name the octants in which the following points lie: (1, 2, 3), (4, –2, 3), (4, –2, –5), (4, 2, –5), (– 4, 2, –5), (– 4, 2, 5), (–3, –1, 6) (– 2, – 4, –7). 1 2 3. Name the octants in which the following points lie: (1 3% 4 5 6 [...]
3. Name the octants in which the following points lie: (1, 2, 3), (4, –2, 3), (4, –2, –5), (4, 2, –5), (– 4, 2, –5), (– 4, 2, 5), (–3, –1, 6) (– 2, – 4, –7).
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Oct
3. Name the octants in which the following points lie: (1, 2, 3), (4, –2, 3), (4, –2, –5), (4, 2, –5), (– 4, 2, –5), (– 4, 2, 5), (–3, –1, 6) (– 2, – 4, –7). 1 2 3. Name the octants in which the following points lie: (1 3% 4 5 6 [...]
2. A point is in the XZ-plane. What can you say about its y-coordinate?
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Oct
2. A point is in the XZ-plane. What can you say about its y-coordinate? 2. A point is in the XZ-plane. What can you say about its y-coordinate? October 30, 2021 Category: Chapter 12 - Introduction to 3D Geometry , Maths , NCERT Exemplar Class 11 ,
1. A point is on the x-axis. What are its y-coordinate and z-coordinates?
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Oct
1. A point is on the x-axis. What are its y-coordinate and z-coordinates? 1. A point is on the x-axis. What are its y-coordinate and z-coordinates? October 30, 2021 Category: Chapter 12 - Introduction to 3D Geometry , Maths , NCERT Exemplar Class 11 ,
Example 13 The centroid of a triangle ABC is at the point (1, 1, 1). If the coordinates of A and B are (3, –5, 7) and (–1, 7, – 6), respectively, find the coordinates of the point C.
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Oct
Example 13 The centroid of a triangle ABC is at the point (1, 1, 1). If the coordinates of A and B are (3, –5, 7) and (–1, 7, – 6), respectively, find the coordinates of the point C. 1 1). If the coordinates of A and B are (3 5 6 7) 7) and [...]
Example 12 Find the equation of the set of the points P such that its distances from the points A (3, 4, –5) and B (– 2, 1, 4) are equal.
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Oct
Example 12 Find the equation of the set of the points P such that its distances from the points A (3, 4, –5) and B (– 2, 1, 4) are equal. –5) and B (– 2 1 4 4) are equal. Example 12 Find the equation of the set of the points P such that [...]