**RD Sharma Solutions Class 11 Maths Chapter 28 Exercise 28.2: **Download Free PDF of **RD Sharma Class 11 Solutions Chapter 28** Exercise 28.2. Kopykitab’s experts have created these solutions in such a way that it help students handle problems in the most effective way feasible.

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## Download RD Sharma Class 11 Solutions Chapter 28 Exercise 28.2 Free PDF

RD Sharma Solutions Class 11 Maths Chapter 28 Exercise 28.2

RD Sharma Class 11 Solutions has made getting good grades a lot easier. We’ll talk about questions based on the distance formula in Exercise 28.2. Students can use the links mentioned above to access and download **RD Sharma Class 11 Solutions**.

### Access answers to RD Sharma Solutions Class 11 Maths Chapter 28 Exercise 28.2- Important Question with Answers

**1. Find the distance between the following pairs of points:(i) P(1, -1, 0) and Q (2, 1, 2)**

**(ii) A(3, 2, -1) and B (-1, -1, -1)**

**Solution:**

**2. Find the distance between the points P and Q having coordinates (-2, 3, 1) and (2, 1, 2).**

**Solution:**

∴ The Distance between the given two points is **√**21 units.

**3. Using distance formula prove that the following points are collinear:(i) A(4, -3, -1), B(5, -7, 6) and C(3, 1, -8)**

**(ii) P(0, 7, -7), Q(1, 4, -5) and R(-1, 10, -9)**

**(iii) A(3, -5, 1), B(-1, 0, 8) and C(7, -10, -6)Solution:**

**Introduction to 3D Coordinate Geometry Ex 28.2 Q3(i)****Introduction to 3D Coordinate Geometry Ex 28.2 Q3(ii)****Introduction to 3D Coordinate Geometry Ex 28.2 Q3(iii)**

**4. Determine the points in (i) xy-plane (ii) yz-plane and (iii) zx-plane which are equidistant from the points A(1, -1, 0), B(2, 1, 2) and C(3, 2, -1).**

**Solution:**

**Introduction to 3D Coordinate Geometry Ex 28.2 Q4(i)****Introduction to 3D Coordinate Geometry Ex 28.2 Q4(ii)****Introduction to 3D Coordinate Geometry Ex 28.2 Q4(iii)**

**5. Determine the point on the z-axis which is equidistant from the points (1, 5, 7) and (5, 1, -4)**

**Solution:**

**6. Find the point on the y-axis which is equidistant from the points (3, 1, 2) and (5, 5, 2).**

**Solution:**

**7. Find the points on z-axis which are at a distance√21 from the point (1, 2, 3).**

**Solution:**

**8. Prove that the triangle formed by joining the three points whose coordinates are (1, 2, 3), (2, 3, 1) and (3, 1, 2) is an equilateral triangle.**

**Solution:**

**9. Show that the points (0, 7, 10), (-1, 6, 6) and (-4, 9, 6) are the vertices of an isosceles right-angled triangle.**

**Solution:**

**10. Show that the points A(3, 3, 3), B(0, 6, 3), C(1, 7, 7) and D(4, 4, 7) are the vertices of squares.**

**Solution:**

**Introduction to 3D Coordinate Geometry Ex 28.2 Q11****Introduction to 3D Coordinate Geometry Ex 28.2 Q12****Introduction to 3D Coordinate Geometry Ex 28.2 Q13****Introduction to 3D Coordinate Geometry Ex 28.2 Q14****Introduction to 3D Coordinate Geometry Ex 28.2 Q15****Introduction to 3D Coordinate Geometry Ex 28.2 Q16****Introduction to 3D Coordinate Geometry Ex 28.2 Q17****Introduction to 3D Coordinate Geometry Ex 28.2 Q18****Introduction to 3D Coordinate Geometry Ex 28.2 Q19****Introduction to 3D Coordinate Geometry Ex 28.2 Q20(i)****Introduction to 3D Coordinate Geometry Ex 28.2 Q20(ii)****Introduction to 3D Coordinate Geometry Ex 28.2 Q20(iii)****Introduction to 3D Coordinate Geometry Ex 28.2 Q21**

We have provided complete details of RD Sharma Solutions Class 11 Maths Chapter 28 Exercise 28.2. If you have any queries related to **CBSE** Class 11, feel free to ask us in the comment section below.

## FAQs on RD Sharma Class 11 Solutions Chapter 28 Exercise 28.2

### How many questions are there in RD Sharma Class 11 Solutions Chapter 28 Exercise 28.2?

There are a total of 24 questions in RD Sharma Class 11 Solutions Chapter 28 Exercise 28.2.

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The RD Sharma Solutions Class 11 Maths Chapter 28 Exercise 28.2 available on Kopykitab’s website has been created by highly qualified experts to assist students in achieving high scores on the board exam. The solutions are well-organized and logical, giving pupils a clear picture of the most important questions. In the solutions, short tactics and ideas are emphasized to assist students in answering problems and saving time on the board exam.

### Where can I download RD Sharma Class 11 Solutions Chapter 28 Exercise 28.2 free PDF?

You can download RD Sharma Solutions Class 11 Maths Chapter 28 Exercise 28.2 free PDF from the above article.