TODAY IN GEOMETRY Warm Up: Algebra Review Handout 1 Learning Goal: 1.1 You will name and sketch…
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TODAY IN GEOMETRY…
Warm Up: Algebra Review Handout 1
Learning Goal: 1.1 You will name and sketch geometric figures
Independent Practice – NO A.T.
Algebra Review Quiz – Monday/Tuesday
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REFRESHER: ALGEBRA 1 REVIEW
WARM UP:
ALGEBRA 1 REVIEW 2 HANDOUT
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UNDEFINED TERMS OF GEOMETRY (3):1. POINT:
2. LINE:
3. PLANE:A B
CM
Represented by a letter.
Represented by line with two arrowheads. Can be named by any two points on the line.
Represented by three points NOT on the same line.
A Bs
C
C
Point C
𝐴�́�𝐴𝐵
𝐶𝐵Line s
Plane ABCPlane M
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Points A, B, and C are COLLINEAR because they lie on the same line, .
COLLINEAR POINTS: Two or more points that lie on the same line.
A
EB
C
D
Points E, B and D are COLLINEAR because they lie on the same line, .
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1. Give two other names for .
2. Give two other names for plane R.
3. Name three points that are collinear.
4. Give six other names for line m.
PRACTICE:
𝑄𝑃𝐿𝑖𝑛𝑒𝑛
𝑃𝑙𝑎𝑛𝑒𝑃𝑉𝑆𝑃𝑙𝑎𝑛𝑒𝑉𝑆𝑇 𝑃𝑙𝑎𝑛𝑒𝑉𝑃𝑇
𝑆 ,𝑃 ,𝑇𝑆𝑇𝑆𝑃𝑃𝑇𝑇𝑆𝑃𝑆𝑇𝑃
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A B
endpoint endpoint
You can name this line segment two ways: .
SEGMENT: Line segment consists of the endpoints A and B and all point between A and B.
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A
B
endpoint
Continuous arrow
RAY: Ray consists of the endpoint A and continuous points in the direction of B.
You can name this ray only one way:
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1. Give another name for .
2. Name all rays with endpoint J.
PRACTICE:
𝐻𝐺
�⃗�𝐻𝐽𝐺𝐽𝐹𝐽𝐸
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INTERSECTION: Two or more geometric figures intersect if they have one or more points in common.
A
E
B
CD
𝐴𝐷intersects⃗𝐸𝐵at point C
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Line segment AB intersects ray EG at point X.
Horizontal line CD intersects ray BF at point Z.
A
BE
G
X C D
B
F
Z
PRACTICE: Draw the following figures described below.
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HOMEWORK #1:
Pg. 5: 1, 5, 8-11, 13, 15, 17-21, 27-30, 46
REMINDER: turn in your Student Acknowledgment and Agreement Form!