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HW 1.2 Geometry Holt 1-4 Pairs of Angles Name: Period: Use the figure to answer questions 1 – 7. 1. Are 1 and 3 vertical angles? Explain. E 2. Name two angles that form a linear pair. A 3. Name a segment. 3 D 4. Name three noncollinear points. 5. Are 1 and 2 supplementary angles? Explain. 6. What type of angle is 4 ? 7. Name 2 different rays. 7. If 1 81.5 , find its complement and its supplement. 2 B 4 1 C HW 1.2 Geometry Holt 1-4 Pairs of Angles Name: Period: Use the figure to answer questions 1 – 7. 1. Are 1 and 3 vertical angles? Explain. E 2. Name two angles that form a linear pair. A 3. Name a segment. 3 D 4. Name three noncollinear points. 5. Are 1 and 2 supplementary angles? Explain. 6. What type of angle is 4 ? 7. Name 2 different rays. 7. If 1 81.5 , find its complement and its supplement. 2 B 4 1 C 8. A sprinkler swings back and forth between A and B in such a way that 1 2. 1 and 3 are complementary, and 2 and 4 are complementary. If m1 18.5 , find m2, m3, and m4. 9. ABD and BDE are supplementary. Find the measures of both angles if…. mABD 5x0 , mBDE (17 x 18)0 10. ABD and BDC are complementary. Find the measures of both angles if…. mABD ( y 30)0 , mBDC 2 y 0 8. A sprinkler swings back and forth between A and B in such a way that 1 2. 1 and 3 are complementary, and 2 and 4 are complementary. If m1 18.5 , find m2, m3, and m4. 9. ABD and BDE are supplementary. Find the measures of both angles if…. mABD 5x0 , mBDE (17 x 18)0 10. ABD and BDC are complementary. Find the measures of both angles if…. mABD ( y 30)0 , mBDC 2 y 0

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