Points, Lines, and Planes

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Class:

Date:

Show your work for each problem.

1.
What is a point in geometry?
1. a)A short line
2. b)A flat surface
3. c)A small circle
4. d)A location with no size
2.
Which symbol represents a line segment from to ?
1. a)
2. b)
3. c)
4. d)
3.
How many endpoints does a ray have?
1. a)2
2. b)0
3. c)Infinite
4. d)1
4.
If points , , and all lie on the same line, what are they called? (One word, starts with 'c')
5.
How many endpoints does a line have?
6.
Which of the following is TRUE about and ?
1. a)They are parallel lines
2. b)They are different rays with different starting points
3. c)They are both line segments
4. d)They are the same ray
7.
A plane is best described as:
1. a)A flat surface with four edges
2. b)A thick surface like a table
3. c)A curved surface like a sphere
4. d)A flat surface extending infinitely in all directions
8.
How many lines can pass through two distinct points?
9.
How many endpoints does a line segment have?
10.
Identify the geometric objects in this scenario: The corner of a room where two walls and the ceiling meet.
11.
Compare , , and . Identify each one.
12.
Three points , , and are NOT collinear. How many planes can contain all three points?
1. a)Exactly 1
2. b)Exactly 2
3. c)Infinitely many
4. d)Exactly 3
13.
If two distinct lines intersect, what is their intersection?
1. a)A plane
2. b)A ray
3. c)A point
4. d)A line segment
14.
You have four points: , , , and . Points , , and are collinear. Point is not on this line. How many distinct lines can be formed?
15.
A GPS shows location (home) and destination (school). The path follows a straight road. How many straight paths are possible between them?
16.
Fill in the number of endpoints for each: Line = ?, Ray = ?, Segment = ?