Add 100 points
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A dilation with a scale factor less than one. The image is smaller than the original figure.
Reduction
Alternately, you could flip a figure so that it is flipped across a line of reflection.
Reflection
a movement in a figure's position, shape, or size. Translations, reflections, and rotations are the 3 types.
Figure B is a reflection, or flip, of Figure A
Transformation
the proportion between a length in the image to the corresponding length in the original figure.
Scale Factor
The sign (') is used to show that a transformation or a sequence has been made and it may also be utilized to show how many, as in ("), ("'"), etc.
Prime
a rigid movement that shifts each point of a figure by the same distance and in the same direction.
Translation
a figure that can be rotated around a fixed point.
Center of Rotation
a line that a figure reflects across.
Line of reflection
add 200 points
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rigid motion that revolves a figure around the center of rotation, which is a fixed point.
Rotation
Minus 300 points
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A line that intersects two or more lines at various points
Transversal
a dilatation with a scaling factor of more than one. The image is larger than the original figure.
Enlargement
The outcome of a transformation of a line, figure, or point.
Image
the inside of two lines that are on the same side of a transverse.
Same-side Interior Angles
the amount of degrees that a figure has been rotated.
Angle of Rotation
a side and the extension of an adjacent side forming an angle.
Exterior Angle of a Triangle
the first point, line, or figure before a transformation is made.
Pre-Image
If you can map one two-dimensional figure to the other using a sequence of rotations, reflections, translations, and dilations. then two figures are _______.
Similar
starting from a set center, moves each point along the ray through the point and multiplies distances from the center by regular scale factors. The vertex and its image after the dilation are the same point if the center of dilation is a vertex of a figure.
Dilation
angles that are located in corresponding places and on the same side as a transversal.
Corresponding Angles
the two inner angles of a triangle that are not adjacent and which match to each outer angle.
Remote Interior Angles
angles that are located on opposite sides of a transversal and between a pair of lines.
Alternate Interior Angles
When the second figure can be obtained from the first by a sequence of rotations, reflections, and translations, two two-dimensional figures are said to be, ⩭.
Congruent