MCQ Answers for CBSE 12 Science Maths Three Dimensional Geometry in English to enable students to get Answers in a narrative video format for the specific question.

Expert Teacher provides MCQ Answers for CBSE 12 Science Maths Three Dimensional Geometry through Video Answers in English language. This video solution will be useful for students to understand how to write an answer in exam in order to score more marks. This teacher uses a narrative style for a question from Three Dimensional Geometry not only to explain the proper method of answering question, but deriving right answer too.

Please find the question below and view the Answer in a narrative video format.

** Question:**

** Find the distance of the point (1, -2, 3) from the plane x-y+z=5 measured parallel to the line **

** Answer Video in** **English****:**

**Question 1** : What is the distance of the point (p, q, r) from the x-axis ? (View Answer Video)

**Question 2** : Find the angle between the planes 7x + 2y + 6z = 15 and 3x - y + 10z = 17. (View Answer Video)

**Question 3** : Write the vector equation of a line passing through the point (1, -1, 2) and parallel to the line whose equations are, (View Answer Video)

**Question 4** : Find the equation of the plane passing through the line of intersection of the planes and which is perpendicular to the plane . (View Answer Video)

**Question 5** : Find the distance between the point (7, 2, 4) and the plane determined by the points A(2, 5, -3), B(-2, -3, 5) and C(5, 3, -3). (View Answer Video)

**Question 1** : If , find (x-y). (View Answer Video)

**Question 2** : Find the value of z, from the equation: . (View Answer Video)

**Question 3** : Compute: . (View Answer Video)

**Question 4** : Find the value of t, if . (View Answer Video)

**Question 5** : Given, , find the value of w. (View Answer Video)

**Question 1** : If |A| = 0, then A is, (View Answer Video)

**Question 2** : The solution of the following system of equation is 2x + 3y = 5, 5x – 2y = 3. (View Answer Video)

**Question 3** : Evaluate the determinants:. (View Answer Video)

**Question 4** : If the area of a triangle is 35 sq units with vertices (2, -6), (5, 4) and (k, 4). Then k is: (View Answer Video)

**Question 5** : Transpose of a rectangular matrix is a, (View Answer Video)

**Question 1** : Find the vector quantities from the following:

(i) 10 kg (ii) 2 m north-west (iii)

(iv) 40 W (v) (vi) (View Answer Video)

**Question 2** : Write a unit vector in the direction of the sum of vectors and (View Answer Video)

**Question 3** : Write the value of for which the vectors and are parallel vectors. (View Answer Video)

**Question 4** : Find a vector in the direction of that has magnitude 7 units. (View Answer Video)

**Question 5** : Find the sum of the vectors and (View Answer Video)