**Distance Formula CBSE NCERT solutions Chapter 7 Exercise 7.1 Question 1**

**1.** ** Find the distance between the following pairs of points:**

**(i) (2, 3), (4,1) (ii) (-5, 7), (-1, 3) (iii) (a, b), (-a, -b)**

**Note:** To find distance between any two given points **() **and** (), **we use** distance formula:**

**d = **

**Solution (i) **

Applying **Distance Formula** to find distance between points **(2, 3) and (4,1), **we get

d =

**Solution (ii)**

Applying **Distance Formula** to find distance between points **(-5, 7) and (-1, 3), **we get

d =

**Solution (iii)**

Applying **Distance Formula** to find distance between points **(a, b) and (-a, -b), **we get

d =