Question

Write a proof statement of this theorem, In a plane if two lines are perpendicular to the same line then they are parallel to each other.
(graph is below)

Answer 1

@kobeni-chan

Answer 2

I think you can basically put that all the angles are equal to each other because it is given that line r and line t are parallel, and perpendicular parallel lines make 90 degree angles
(I haven't done proofs in awhile, sorry)

Answer 3

ok thank you