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Published byAmelia Harrington Modified over 9 years ago
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Answer 1 Angle 1……Symmetric Answer 2 AB = TU ……...
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Students will analyze & apply properties of special pairs of angles to solve angle diagrams. Why? So you can describe angles in a home, as seen in Ex 44. Mastery is 80% or better on 5-minute checks
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Complementary Angles- A pair of angles whose sum is 90. Supplementary Angles- A pair of angles whose sum is 180. Linear Pair- A pair of adjacent angles whose sum is 180. Vertical Angles- Two Angles whose sides form opposite rays.
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Given Vertical Angle Congruence Transitive Prop Vertical Angle Congruence Transitive Prop
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Page 128 # 1-15 all
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Angle 3 = 112, Angle 2 & 4 = 68 Angle 4 = 67, Angle 1& 3 = 113 Angle 2 = 71, Angle 1&3 = 109
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X=5 & Y=26 Angles are 74 & 106 X=10 & Y=40 Angles are 130 & 50
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X = 7 and Y = 9……so Angle Measures are 36 and 144
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Linear Pair Supplementary Complementary AnglesLinear Pair Supplementary Complementary Angles
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1 2 X = 9……ComplementaryX= 11 and Y= 17………. Vertical
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Complementary Angles Y= 9
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Students will analyze & apply properties of special pairs of angles to solve angle diagrams.
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Page(s) 128-129 #1-30 all Quiz coming soon……HW Packs due tomorrow!!
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