IXL - Checkpoint: Congruence transformations (Geometry practice)

Which sequences of transformations will map triangle

X

Y

Z

onto triangle

X

'

Y

'

Z

'

?

Select all that apply.

rotation

180

°

about

(

–

6

,

–

5

)

followed by translation up 10 units

translation 12 units to the right followed by rotation

180

°

about the origin

reflection across the line

y

=

–

x

followed by translation 12 units to the left

reflection across the

y

-axis

followed by rotation

180

°

about the origin

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Work it out

Not feeling ready yet? These can help:

H.2Translations: graph the image

H.5Reflections: graph the image

H.8Rotations: graph the image

H.12Sequences of congruence transformations: graph the image

H.13Sequences of congruence transformations: choose the sequence

H.14Sequences of congruence transformations: find the rules

H.15Transformations that carry a polygon onto itself