Section 20.1: Exploring What Makes Triangles Congruent

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Section 20.1: Exploring What Makes Triangles Congruent

Objective: By following instructions, students will be able to: Show that two triangles are congruent.

Two triangles are congruent if and only if corresponding parts sides are congruent. corresponding pairs of angles are congruent.

Determine whether the given triangles are congruent. Explain. explain 1A

Determine whether the given triangles are congruent. Explain. explain 1B

Determine whether the given triangles are congruent Determine whether the given triangles are congruent. Explain you reasoning. Your-Turn #1 a) b)

Find the value of the variable that results in congruent triangles. explain 2A

Find the value of the variable that results in congruent triangles. explain 2B

Find the value of the variable that results in congruent triangles. Your-Turn #2 a) b)

Revisit Objective: Did we… Show that two triangles are congruent?

HW: Sec 20.1 pg 802 #s 1-10