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Warm Up. x = 14. Solve. x = 9. x = 2. Symbols to Know. Name this angle 4 different ways. . C. A. 2. . T. . Name the ways can you name 3?. Name the ways can you name 4?. Name the ways can you name MHT?. M. . A. . 3. . . 4. T. H. Name the angle 4 ways. - PowerPoint PPT Presentation
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Symbols to KnowSymbols to Know
Angle
Degree
Right Angle
Perpendicular
Segment AB AB
Ray CD
Line EF
Measure
CD
EF
m
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Name the ways can you name 3?
MA
TH
34
Name the ways can you name 4?
Name the ways can you name MHT?
Two angles are adjacent if they share a common vertex and side, but have no common interior points. SIDE BY SIDE…shoulder to shoulder.
YES
NO
Linear Pair
118
Two angles that are side-by-side and create a straight line (add up
to 180).
62xSolve for x.
Equation:
____ + ____ = 180
Equation:
____ + ____ = 180
Vertical Angles
76
Their sides form two pairs of opposite rays (and the angles are
equal to each other).
76x
Solve for x.
Equation:
______ = ______
Equation:
______ = ______
Vertical Angles: Their sides form two pairs of opposite rays (and the angles are equal to each other).
50
Solve for x.
100°
2x
Vertical Angles: Their sides form two pairs of opposite rays (and the angles are equal to each other).
96
Solve for x.
13_ x
32°
Vertical Angles: Their sides form two pairs of opposite rays (and the angles are equal to each other).
100
Solve for x.
40°
2
5x
Vertical Angles: Their sides form two pairs of opposite rays (and the angles are equal to each other).
5
Solve for x.
(3x + 23)°
(4x + 18)°
Supplementary Angles
98
Two angles add up to 180.
82
x
Solve for x if the following 2 angles are supplementary.
Equation:
____ + ____ = 180
Equation:
____ + ____ = 180
Supplementary Angles: Two angles add up to 180.
133
13 and 14 are supplementary angles
m13 = 47. Find m14.
Complementary Angles
14
Two angles add up to 90.
76
x
Solve for x if the following 2 angles are complementary.
Equation:
____ + ____ = 90
Equation:
____ + ____ = 90