6/5 is the correct answer. I always go to fiitjee.
-8
Kamya answered this
0.8 cm2
-8
Kamya answered this
Ar(BGDE) = Ar(AFCH)
DG X AD = HC X h
1 X 2 = 2.23 X h. [ using pythagoras th.]
0.89 = h
Now,
Ar.(PQRS) = 0.89 X 0.89
= 0.7921
≈ 0.8 cm2
Its a question of grade 8th. Keep it simple