Question

Brad wrote the statement shown below.

If a triangle is obtuse, then all angles do not measure less than 90°.

Which of these is logically equivalent to it?

If a triangle is obtuse, then it has no angle measuring more than 90°.

If all angles of a triangle measure less than 90°, then the triangle is not obtuse.

If all angles of a triangle do not measure less than 90°, then the triangle is obtuse.

If a triangle is not obtuse, then all angles measure less than 90°.

Answer 1

if all angles of a triangle measure less than 90 then the triangle is not obtuse.

Answer 2

yep, P=>q equivalent to ~q=>~p

Answer 3

thank youu!