![Page 1: Complementary and Supplementary Angleskkilgore.weebly.com/uploads/4/6/9/3/46935491/l_7.2_notes... · 2019-01-21 · mZ1 + mZ2 = 900 . Examples Identify each pair of angles as complementary,](https://reader036.vdocument.in/reader036/viewer/2022081407/5f2551185e2aa86fd12bfe09/html5/thumbnails/1.jpg)
Complementary and Supplementary AnglesLesson 7.2
![Page 2: Complementary and Supplementary Angleskkilgore.weebly.com/uploads/4/6/9/3/46935491/l_7.2_notes... · 2019-01-21 · mZ1 + mZ2 = 900 . Examples Identify each pair of angles as complementary,](https://reader036.vdocument.in/reader036/viewer/2022081407/5f2551185e2aa86fd12bfe09/html5/thumbnails/2.jpg)
Vocabulary:
Complementary Angles -the sum of two angles is 90 degrees
Supplementary Angles -
the sum of two angles is 180 degrees
![Page 3: Complementary and Supplementary Angleskkilgore.weebly.com/uploads/4/6/9/3/46935491/l_7.2_notes... · 2019-01-21 · mZ1 + mZ2 = 900 . Examples Identify each pair of angles as complementary,](https://reader036.vdocument.in/reader036/viewer/2022081407/5f2551185e2aa86fd12bfe09/html5/thumbnails/3.jpg)
ComplementarySupplementary
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The two angles form a right angle.
Complementary
135 + 45 = 180
Supplementary
3. 4.
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85 + 90 = 175 75 + 15 = 90
ComplementaryNeither
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23 + 67 = 90
ComplementaryNeither
c. d.
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1. Determine if the angles are complementary or supplementary.
2. Write an equation.
3. Solve the equation.
Complementary -
Supplementary -
![Page 8: Complementary and Supplementary Angleskkilgore.weebly.com/uploads/4/6/9/3/46935491/l_7.2_notes... · 2019-01-21 · mZ1 + mZ2 = 900 . Examples Identify each pair of angles as complementary,](https://reader036.vdocument.in/reader036/viewer/2022081407/5f2551185e2aa86fd12bfe09/html5/thumbnails/8.jpg)
a. Determine if the angles are complementary or supplementary.
b. Write an equation.c. Solve the equation.
5.
complementary
![Page 9: Complementary and Supplementary Angleskkilgore.weebly.com/uploads/4/6/9/3/46935491/l_7.2_notes... · 2019-01-21 · mZ1 + mZ2 = 900 . Examples Identify each pair of angles as complementary,](https://reader036.vdocument.in/reader036/viewer/2022081407/5f2551185e2aa86fd12bfe09/html5/thumbnails/9.jpg)
a. Determine if the angles are complementary or supplementary.
b. Write an equation.
c. Solve the equation.
6.
supplementary
![Page 10: Complementary and Supplementary Angleskkilgore.weebly.com/uploads/4/6/9/3/46935491/l_7.2_notes... · 2019-01-21 · mZ1 + mZ2 = 900 . Examples Identify each pair of angles as complementary,](https://reader036.vdocument.in/reader036/viewer/2022081407/5f2551185e2aa86fd12bfe09/html5/thumbnails/10.jpg)
e.
3x + 45 = 180- 45 - 45
3x = 1353 3
x = 45
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f.
2x = 90
2x = 902 2
x = 45
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g.
9x + 45 = 180- 45 - 45
9x = 1359 9
x = 15
![Page 13: Complementary and Supplementary Angleskkilgore.weebly.com/uploads/4/6/9/3/46935491/l_7.2_notes... · 2019-01-21 · mZ1 + mZ2 = 900 . Examples Identify each pair of angles as complementary,](https://reader036.vdocument.in/reader036/viewer/2022081407/5f2551185e2aa86fd12bfe09/html5/thumbnails/13.jpg)
h.
4x + 26 = 90- 26 - 26
4x = 644 4
x = 16
![Page 14: Complementary and Supplementary Angleskkilgore.weebly.com/uploads/4/6/9/3/46935491/l_7.2_notes... · 2019-01-21 · mZ1 + mZ2 = 900 . Examples Identify each pair of angles as complementary,](https://reader036.vdocument.in/reader036/viewer/2022081407/5f2551185e2aa86fd12bfe09/html5/thumbnails/14.jpg)
a. Determine if the angles are complementary or supplementary.
b. Write an equation.
c. Solve the equation.
7.
supplementary
![Page 15: Complementary and Supplementary Angleskkilgore.weebly.com/uploads/4/6/9/3/46935491/l_7.2_notes... · 2019-01-21 · mZ1 + mZ2 = 900 . Examples Identify each pair of angles as complementary,](https://reader036.vdocument.in/reader036/viewer/2022081407/5f2551185e2aa86fd12bfe09/html5/thumbnails/15.jpg)
i.
8x + 116 = 180- 116 -116
8x = 648 8
x = 8
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Homework:
Pg. 547 - 550#1-14 (all) & #23-28 (all)