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Mathematics 17 Online
OpenStudy (anonymous):

Which type of transformation does not necessarily result in the image being congruent to the preimage? dilation reflection rotation translation

jimthompson5910 (jim_thompson5910):

Hint: 3 of those are considered rigid transformations

OpenStudy (anonymous):

C?

jimthompson5910 (jim_thompson5910):

does a rotation change the shape and size of the object being rotated?

OpenStudy (anonymous):

no, so its dilation

jimthompson5910 (jim_thompson5910):

good, a rotation is a rigid transformation...size and shape doesn't change

jimthompson5910 (jim_thompson5910):

and a dilation isn't rigid, so A is the correct answer

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