### Clarifications

*Clarification 1:*Within this benchmark, transformations are limited to reflections, translations or rotations of images.

*Clarification 2:* Instruction focuses on the preservation of congruence so that a figure maps onto a copy of itself.

**Subject Area:**Mathematics (B.E.S.T.)

**Grade:**8

**Strand:**Geometric Reasoning

**Date Adopted or Revised:**08/20

**Status:**State Board Approved

## Related Courses

## Related Access Points

Given two figures on a coordinate plane, identify if the image is translated, rotated, or reflected.

## Related Resources

## Formative Assessments

## MFAS Formative Assessments

Students are given the opportunity to experimentally verify the properties of angle transformations (translations, reflections, and rotations).

Students are given the opportunity to experimentally verify the properties of parallel line transformations (translations, reflections, and rotations).

Students are given the opportunity to experimentally verify the properties of segment transformations (translations, reflections, and rotations).

Students are asked to describe the rotations and reflections that carry a parallelogram and rhombus onto itself.

Students are asked to describe the rotations and reflections that carry a rectangle and a square onto itself.

Students are asked to describe the rotations and reflections that carry a regular polygon onto itself.

Students are asked to describe the rotations and reflections that carry a trapezoid onto itself.