Question

Three lines
x + 2y + 3 = 0; x + 2y – 7 = 0 and
2x - y - 4= 0 form three sides of two
squares. The equation to the fourth side of
each square is​

Answer 1

Lettheequationbefourthsidebe2x−y+c=0

5

3+7

=

5

∣c+4∣

∣c+4∣=10

⇒c=6,−14

2x−y+6=0

2x−y−14=0

OptionDiscorrectanswer.