There are a variety of gaslighting techniques that an abusive partner might use: Withholding: the abusive partner pretends not to understand or refuses to listen. Ex. Countering: the abusive partner questions the victimâs memory of events, even when the victim remembers them accurately.
If two lines are perpendicular, then they meet to form. right angles. Theorem 1.7.1: If two lines meet to form a right angle, then these lines are perpendicular. âif and only ifâ. âiffâ. Theorem 1.7.2: If two angles are complementary to the same angle (or to. congruent angles) then these angles are congruent.
a triangle can have only one right angle because the sum of all the three angles of a triangle has to be 180. so if there are more than one right angles, the sum of the â¦ angles will exceed 180 and hence the plane figure will no longer be a triangle.