Congruence & transformations

Yuki was curious if △ABC was congruent to △FED, so she tried to map one triangle onto the other using transformations:

Yuki concluded:

“It’s not possible to map △ABC onto △FED using a sequence of rigid transformations, so the triangles are not congruent.”

What error did Yuki make in her conclusion?

Choose 1 answer:

Stefan was able to map $△ABD$ onto △ABC.

Stefan concluded:

Amad was curious if triangles △ABC and $△EDF$ were congruent. He was able to map one figure onto the other using a reflection and a rotation.

Amad concluded:

“I was able to map $△ABC$onto $△EDF$ using a sequence of rigid transformations, so the figures are congruent.”

What error did Amad make in his conclusion?

Choose 1 answer:

Alon was curious if segments \overline J \overline K and \overline N \overline M

Alon concluded:

“It’s not possible to map \overline J \overline K onto \overline N \overline M using a sequence of rigid transformations, so the segments are not congruent.”

What error did Alon make in his conclusion?

Choose 1 answer:

Layla was able to map circle M onto circle N using a translation and a dilation.

Layla concluded:

“I was able to map circle M onto circle N using a sequence of rigid transformations, so the figures are congruent.”

What error did Layla make in her conclusion?

Choose 1 answer:

Segments \overline A \overline B and \overline C \overline D coincide.

Vinay concluded:

“Segments \overline A \overline B and \overline C \overline D have no angles with the same measurement, so they are not congruent.”

What error did Vinay make in his conclusion?

Choose 1 answer:

Helena was curious if quadrilaterals QRST  and XY ZW were congruent, so she tried to map one figure onto the other using transformations:

Helena concluded:

“It’s not possible to map QRST  and XY ZW using a sequence of rigid transformations, so the quadrilaterals are not congruent.”

What error did Helena make in her conclusion?

Choose 1 answer:

Adam was curious if quadrilaterals ABCD  and G F E H were congruent, so he tried to map one figure onto the other using transformations:

Adam concluded:

“It’s not possible to map ABCD  onto G F E H using a sequence of rigid transformations, so the quadrilaterals are not congruent.”

What error did Adam make in his conclusion?

Choose 1 answer:

Leslie was able to map \overline S \overline T onto \overline Q \overline R  using a rotation and dilation.

Leslie concluded:

“I was able to map \overline S \overline T onto \overline Q \overline R  using a sequence of rigid transformations, so the figures are congruent.”

What error did Leslie make in her conclusion?

Choose 1 answer:

Circles A and B coincide.

Alex concluded:

“Circles A and B have no sides or angles with the same measurement, so the circles are not congruent.”

What error did Alex make in their conclusion?

Choose 1 answer: