Fill in the Blanks Theorems Chapter 1&2Online version Given the hypothesis of a theorem, fill in the conclusion. by Erin Nafziger 1 sums congruent congruent multiples congruent congruent contrapositive congruent congruent congruent congruent congruent differences congruent congruent congruent congruent congruent divisions congruent like like sums differences If two angles are right angles , they are . If two angles are straight angles , they are . If a conditional statement is true , then the of the statement is also true . If two angles are supplementary to the same angle , then they are . If two angles are supplementary to congruent angles , then they are . If two angles are complementary to the same angle , then they are . If two angles are complementary to congruent angles , then they are If a segment ( or angle ) is added to two congruent segments ( or angles ) , the are . If congruent segments ( or angles ) are added to congruent segments ( or angles ) , the are . If a segment ( or angle ) is subtracted from congruent segments ( or angles ) , the are . If congruent segments ( or angles ) are subtracted from congruent segments ( or angles ) , the are . If segments ( or angles ) are congruent , their are . If segments ( or angles ) are congruent , their are . If angles ( or segments ) are congruent to the same angle ( or segment ) , they are to each other . If angles ( or segments ) are congruent to congruent angles ( or segments ) , they are to each other . Vertical angles are .