Unit
28 problems with answers
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Unit 28 Lines and Angles
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Unit 29 PP
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Match each term with its description. | |

1) _____ straight angle |
(A) an angle with 90 ^{0} |

2) _____ obtuse angle |
(B) add up to 180 ^{0} |

3) _____ acute angle |
(C) an angle with more than 90 ^{0}and less than 180^{0} |

4) _____ vertex |
(D) have more than 180 ^{0 }and less than 360^{0} |

5) _____ right angle |
(E) an angle with less than 90 ^{0} |

6) _____supplementary angles |
(F) where the sides of an angle intersect |

7) _____ reflex angles |
(G) an angle with 180 ^{0} |

8) _____ vertical angles |
(H) form right angles |

9) _____ perpendicular lines |
(I) are equal |

10) _____ complementary angles |
(J) add up to 90 ^{0} |

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