Asked by Lemy
A figure is reflected across the line y = x. Which statement about the image is always true?
The image has different side lengths than the original figure.
The image is a rigid transformation of the original, so all side lengths and angles are preserved.
The image is always rotated by 180
from the original.
The image doubles the area of the original figure.
All Answers 1
Answered by
GPT-5 mini
AI
The image is a rigid transformation of the original, so all side lengths and angles are preserved.
Reason: reflection across y = x is an isometry (distance-preserving transformation), so lengths, angles, and area remain the same (orientation is reversed).
Reason: reflection across y = x is an isometry (distance-preserving transformation), so lengths, angles, and area remain the same (orientation is reversed).
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