Q1 of 84 Page 114

Find the distance between the following pairs of points.

(7, 8) and (−2, −3)

Formula used:


(7, 8) and (–2, –3)


x1 = 7 and x2 = –2


y1 = 8 and y2 = –3


⇒ D = √ ((–2 – 7)2 + (–3 – 8)2)


⇒ D = √ ((–9)2 + (–11)2)


⇒ D = √ (81 + 121)


⇒ D = √ 202


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