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SUMMATIVE TEST Read each item carefully. Encircle the letter of the best answer.
1. If two angles are complementary, then both are
A acute B. right C. obtuse D. adjacent

2. M and N are congruent angles. What is the measure of 2M if eN is a right angle?
A 45 B 90° C 100° D. 180°
3. W two angles are adjacent and supplementary, then they from a
A vertical angles
B. congruent angles
C. complementary angles
D. linear pair​