That all sides and angles are also equal.
true
True.
An obtuse triangle must have two acute angles and these can be congruent.
They have 2 congruent sides.
true
true
True.
An obtuse triangle must have two acute angles and these can be congruent.
True. A scalene does NOT have any congruent angles.
PQ ST
true
False. They must be congruent.
Yes, it does.
Yes, it is true.
They have 2 congruent sides.
Sounds true to me, all three angles are congruent...
true