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# Parallelograms

## Quadrilateral with two pairs of parallel sides.

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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.

## SLT 41 Prove & apply opposite sides and opposite angles of a parallelogram are congruent.

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## SLT 42 Prove and apply the diagonals of a parallelogram bisect each other and its converse.

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## Parallelograms

This concept teaches students properties of and theorems about parallelograms and how to apply them.
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