Question

(i) Fig. 14.7 In Fig. 14.8 [()], find whether DE || BC is parallel to BC or not? Give reasons for А A answer. 4.5 cm 3 cm E D 5.75 cm i 4.5 cm с .5 B​

Answer 1

$</p><p></p><p>\red\mapsto\sf{m + 1 = 20}↦m+1=20</p><p></p><p>\red\mapsto\sf{m = 20 - 12}↦m=20−12</p><p></p><p>\red\mapsto\sf{m = 8}↦m=8</p><p></p><p>$