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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 m1  18.5 , find m2, m3, and m4.
9. ABD and BDE are supplementary. Find the measures of both angles if….
mABD  5x0 , mBDE  (17 x  18)0
10. ABD and BDC are complementary. Find the measures of both angles if….
mABD  ( y  30)0 , mBDC  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 m1  18.5 , find m2, m3, and m4.
9. ABD and BDE are supplementary. Find the measures of both angles if….
mABD  5x0 , mBDE  (17 x  18)0
10. ABD and BDC are complementary. Find the measures of both angles if….
mABD  ( y  30)0 , mBDC  2 y 0
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