Question

1 question

Answer 1

It is not perpendicular because when looking at Triangle ADF angle AED = 48 and angle DAE = 44.
48 + 44 = 92
Since there is 180 degrees in the triangle then angle ADF must equal 88. The definition of perpendicular is to create a 90 degree angle so line AC cannot be perpendicular to EF.

Answer 2

Hmm.. he is correct.
u can write this explanation

Answer 3

thank you