Geometry section of MathBitsNotebook.com

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** Note: This web site uses the inclusive definition of "trapezoid".

"A trapezoid is a quadrilateral with at least one pair of parallel sides."

blacktriangle indicates compatibility to NY Next Generation Math Standards (NGMS)
LESSONS:
* calculator link
General Information Regarding Quadrilaterals (general info, properties, symmetry)
The Quadrilateral Family (flowchart, properties)

Theorems Dealing with Parallelograms (with proofs of theorems)


Note: For problems and proofs in the coordinate plane, see Coordinate Geometry.

PRACTICE:




Practice Proofs Given Parallelograms (also given rectangle, rhombus, square; inequality)
Practice Proving a Specific Quadrilateral Exists (parallelogram, rect, rhom, sq, 3D)