Show:
Points, lines, planes
Angles
Classifying lines
Solving Equations
100
an exact location
What is a point
100
an angle less than 90 degrees
What is an acute angle
100
Lines in the same plane that never touch
What is parallel
100
3x = 15
What is 5
200
made of two endpoints, or part of a line
What is a line segment
200
an angle that measures more than 90 degrees
What is an obtuse angle
200
lines that cross one another
What is intersecting
200
14 + y = 30
What is 16
300
a straight path that extends without end in opposite directions
What is a line
300
an angle that measures exactly 90 degrees
What is a right angle
300
lines that cross one another to form a 90 degree angle
What is perpendicular
300
2x + 1 = 11
What is 5
400
a flat surface that extends without end in all directions
What is a plane
400
an angle that measures exactly 180 degrees
What is a straight angle
400
lines that lie in different planes and are not parallel nor intersecting
What is skew
400
45 divided by x = 5
What is 9
500
has one endpoint and extends forever in the other direction
What is a ray
500
the common endpoint of two rays
What is a vertex
500
a line that crosses over a set of parallel lines
What is transversal
500
(1/2 x) = 222
What is 444