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IM Geometry Unit 2 Lesson 10

Author:Mrs.Kliewer

Figure 1

Figure 1

Is this shape rigid or flexible?

Which triangle congruence shortcut can you use to prove triangle QSO is congruent to triangle PSO?

Tick all that apply
  • A
  • B
  • C

Figure 2

Figure 2

Is this shape rigid or flexible?

Which triangle congruence shortcut can you use to prove triangle JYH is congruent to triangle JYF?

Tick all that apply
  • A
  • B
  • C

Figure 3

Figure 3

Is this shape rigid or flexible?

Which triangle congruence shortcut can you use to prove triangle KNL is congruent to triangle MNL?

Tick all that apply
  • A
  • B
  • C

Figure 4

Figure 4

Is this shape rigid or flexible?

Which triangle congruence shortcut can you use to prove triangle STV is congruent to triangle UVT?

Tick all that apply
  • A
  • B
  • C

Figure 5

Figure 5

Is this shape rigid or flexible?

Which triangle congruence shortcut can you use to prove triangle ABC is congruent to triangle CDA?

Tick all that apply
  • A
  • B
  • C

Figure 6

Figure 6

Is this shape rigid or flexible?

Which triangle congruence shortcut can you use to prove triangle ZIB is congruent to triangle ABI? (You will need to imagine the auxiliary line needed.)

Tick all that apply
  • A
  • B
  • C
IM G Unit 2 Lesson 10 from IM Geometry by Illustrative Mathematics, https://im.kendallhunt.com/HS/students/2/2/10/index.html. Licensed under the Creative Commons Attribution 4.0 license, https://creativecommons.org/licenses/by/4.0/.

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