Question

Classify the isometry.

a) glide reflection
b) reflection
c) rotation
d) translation

Answer 1

A. glide reflection

Explanation:

This is a glide reflection since the figure has been both reflected over a line and transported downwards.

Answer 2

a) glide reflection

Explanation:

An isometry is a transformation of a figure in the plane that preserves lenght, it could be reflections, rotations, or translations, in the figure you can se what is called a glide reflection, which is a reflection of the figure over a line, and then a translation of the same figure.