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Geometry · Chapter 4 · Lesson 4.2 · Printable PDF · Free

SSS, SAS, ASA, AAS Worksheet with Answer Key

6 problems on SSS, SAS, ASA and AAS: choosing which extra part proves triangles congruent, matching vertices, a shore sighting problem, and a proof. 3 pages, with a worked answer key and a one-page lesson handout. Free to download, no sign-in.

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Printable SSS, SAS, ASA, AAS worksheet with answer key - Geometry (Page 1 PDF preview)
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What's on the worksheet

  1. Choose which extra pair of parts lets SAS or SSS prove two triangles congruent.
  2. Find x and y so SSS proves two triangles congruent, with no vertex pairing given.
  3. Write a congruence statement in matching order from three pairs of parts and name the criterion.
  4. Use Ngozi's walk along the shore to show the distance to a ship.
  5. Test Liam's claims about perimeter and congruent sides.
  6. Prove two triangles congruent in an isosceles triangle with points on each side.

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SSS, SAS, ASA, AAS: the lesson ›

More Chapter 4 worksheets: Triangle congruence and proof