G8 Unit 1 Vocabulary

_______________ means to turn in the same direction as the hands of a clock. Turn right.

• congruent
• alternate interior angles
• clockwise

An _____________ is the result of translations, rotations, and reflections on an object.

• image
• rotation
• transformation
• reflection

A __________________________ is a move that does not change any measurements of a figure.

• rigid transformation
• sequence of transformations
• straight angle
• vertical angles

A _______________ across a line moves every point on a figure to a point directly on. the opposite side of the line.

• image
• rotation
• transformation
• reflection

A ______________ moves every point on a figure around a center by a given angle in a specific direction.

• image
• rotation
• transformation
• reflection

A ___________________ is a translation, rotation, reflection, or dilation, or a combination of these.

• image
• rotation
• transformation
• reflection

A ____________________________ is a set of translations, rotations, reflections, and dilations on a figure.

• rigid transformation

• sequence of transformations

• straight angle

• vertical angles

A _____________________ is an angle that forms a straight line and measures 180 degrees.

• rigid transformation
• sequence of transformations
• straight angle
• vertical angles

A _________________ is a line that cuts across parallel lines.

• corresponding
• counterclockwise
• translation
• transversal

__________________________ are opposite angles that share the same vertex and their angle measures are equal.

• straight angle
• vertical angles
• rigid transformation
• sequence of transformations