Match the Terms!
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| reflection | A transformation across a line.
Example: Mirror-like
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| postulate | An automatically true statement without proof; axiom
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| True or False: All rays continue forever in multiple direction | False: only one direction it continues forever
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| A_____________ is a straight path that has no thickness and extends forever. | line
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| _______________________ are two rays that have a common endpoint and form a line. | Opposite rays
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| A point is represented by a _____. | dot
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| Points, lines, and planes are __________________. | undefined terms
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| True or False: noncoplanar points lie on the same plane. | False: coplanar points lie on the same plane
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| A segment is another name for a _______________. | line segment
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| True or False: collinear points lie on the same line. | True
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| coordinate | A point corresponding to one and only one number on the ruler
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| The distance between coordinates is called ________. | length
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| True or False: Congruent segments are segments that have the same length. | True
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| A ____________ is a way of creating a figure that is more precise. | construction
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| Two rays with a common endpoint have a ________. | vertex
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| Translation | slide
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| Reflecting across the x-axis | (x,y)>(x,-y)
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| Reflecting across the y-axis | (x,y)>(-x,y)
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| Reflecting across y=x | (x,y)>(y,x)
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| The method for translation | by a vector
Ex: (x,y)>(x+a,y+b)
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| What angle do you rotate the figure if the method is (x,y)>(-x,-y)? | 180 degrees
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| What is the method for rotating a figure 90 degrees? | (x,y)>(-y,x)
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| True or False: Plane symmetry only goes for 2-D figures. | False: 3-D
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| True or False: If planes intersect they only do in a straight line. | True
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| What are 2 real world examples of two planes intersecting each other? | A wall, table, etc.
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Created by:
Twisted Hours97
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