Unit 4 Vocabulary: Similarity and Transformations

 a coordinate point that serves as the focal point for generating a dilation

• Center of Dilation

• Transformation

• Congruent

• Positive Rational Numbers

a change in position or size

• Center of Dilation

• Transformation

• Congruent

• Positive Rational Numbers

of equal measure, having exactly the same size and same shape

• Center of Dilation

• Transformation

• Congruent

• Positive Rational Numbers

a number that’s numerator and denominator are both positive

• Center of Dilation

• Transformation

• Congruent

• Positive Rational Numbers

shapes whose angles are congruent and side lengths are proportional

• Similar Shapes

• Transformation

• Translation

• Positive Rational Numbers

a transformation frequently described as a slide of a figure

• Similar Shapes

• Transformation

• Translation

• Positive Rational Numbers

a transformation in which an image is usually enlarged or reduced, depending on the scale factor. The position and size of a figure changes, but not the shape.

• Dilation

• Reflection

• Rotation

• Scale Factor

a transformation frequently described as a flip or a mirror image of the original figure

• Dilation

• Reflection

• Rotation

• Scale Factor

a transformation frequently described as a turn of a figure around a designated point

• Dilation

• Reflection

• Rotation

• Scale Factor

the common multiplication ratio between pairs of related data which may be represented as a unit rate

• Dilation

• Reflection

• Rotation

• Scale Factor