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Exam (elaborations)
D127 Module 1 Math for Elementary Educators Test Questions With Complete Solutions
Preview 2 out of 5 pages
D127 Module 1 Math for Elementary Educators Test Questions With Complete Solutions What does the arrow on a ray signify? - ANSWER- It extends indefinitely Acute angles measure - ANSWER- less than 90 degrees Right angles measure - ANSWER- exactly 90 degrees Obtuse angles measure - ANSWER- greater than 90 degrees, but less than 180 degrees Straight angles measure - ANSWER- exactly 180 degrees Reflex angles measure - ANSWER- greater than 180 degrees Supplementary angles are - ANSWER- two angles whose sum is equal to 180 degrees Complementary angles are - ANSWER- two angles whose sum is equal to 90 degrees Two angles are complementary. If one angle measures 30º, the other angle measures - ANSWER- 60° (90°−30°= 60°)
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