NCERT Solutions for Class 10 Maths Chapter 7
Important NCERT Questions
Coordinate Geometry
NCERT Books for Session 2022-2023
CBSE Board and UP Board Others state Board
EXERCISE 7.1
Page No:161
Questions No:2
Find the distance between the points (0, 0) and (36, 15). Can you now find the distance between the two towns A and B discussed in Section 7.2.
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Here, P(0,0) and Q(36, 15), using distance formula √((x₂-x₁)²+(y₂-y₁)²)
Distance between P(0,0) and Q(36, 15) is given by PQ
= √((36-0)²+(15- 0)²) = √(1296 + 225) = √1521 = 39
Using the distance formula: √((x₂-x₁)²+(y₂-y₁)² we can find the distance between the two towns.
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