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HL Triangle Congruence

Hypotenuse-leg pairs show right triangle congruence.

Levels are CK-12's student achievement levels.
Basic Students matched to this level have a partial mastery of prerequisite knowledge and skills fundamental for proficient work.
At Grade (Proficient) Students matched to this level have demonstrated competency over challenging subject matter, including subject matter knowledge, application of such knowledge to real-world situations, and analytical skills appropriate to subject matter.
Advanced Students matched to this level are ready for material that requires superior performance and mastery.
• PLIX

HL Triangle Congruence

HL Triangle Congruence Interactive

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• Video

HL Triangle Congruence Principles

This video gives more detail about the mathematical principles presented in HL Triangle Congruence.

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• Video

HL Triangle Congruence Examples

This video shows how to work step-by-step through one or more of the examples in HL Triangle Congruence.

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• Practice
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HL Triangle Congruence Practice

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• Interactive Exercise

Which Can't Be Used to Prove Congruence?

Checks your understanding of the congruence theorems.

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• Interactive Exercise

A Minimal Set of Conditions for Triangle Congruence

Checks your understanding of triangle congruence.

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• Critical Thinking

HL Triangle Congruence Discussion Questions

A list of student-submitted discussion questions for HL Triangle Congruence.

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To activate prior knowledge, make personal connections, reflect on key concepts, encourage critical thinking, and assess student knowledge on the topic prior to reading using a Quickwrite.

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To organize ideas, increase comprehension, synthesize learning, demonstrate understanding of key concepts, and reinforce vocabulary using a Quickwrite.

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HL Congruence Theorem KWL Chart

With this KWL Chart, reflect on your prior knowledge of a concept, come up with questions you’re curious about, and come up with answers from the reading.

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• Real World Application

Final Drafts

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• Real World Application

HL Triangle Congruence

Demonstrate the HL Congruence Theorem using real world triangles.

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• Study Guide