Geometry 4-2 Triangle Congruence by SSS and SAS

By Scott Phillips
Last updated over 6 years ago
21 Questions

Solve It! Are the triangles shown congruent?

Problem 1 Got It? Complete the proof on the canvas.

Problem 2 Got It?

Problem 3 Got It?

Compare and Contrast: How are the SSS Postulate and the SAS Postulate alike? How are they different?

Reasoning: A carpenter trims a triangular peak of a house with three 7-ft pieces of molding. The carpenter uses 21 ft of molding to trim a second triangular peak. Are the two triangles formed congruent? Explain.

Review Lesson 4-1: Two quadrilaterals are congruent as described in the congruence statement below.
Categorize the items to match corresponding angles and sides.

  • angle A
  • segment EF
  • segment BC
  • angle G
  • segment FG
  • angle E
  • segment AB
  • angle C

Review Lesson 2-2: Write the converse of the statement. Determine whether the statement and its converse are true or false. "If x = 3, then 2x = 6."

Review Lesson 2-2: Is the converse of the statement true or false? "If x = 3, then x² = 9."

Review Lesson 4-2: In △JHK, name the side that is included between ∠J and ∠H.

Review Lesson 4-2: In △NLM, name the angle that is included between side NM and side LN.

Reflection: Math Success