Quadrilaterals | Geometry | Khan Academy (English)

   Saturday, June 19, 2021   

Starting a new Lecture Notes Series on Quadrilaterals | Geometry | Khan Academy

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Quadrilaterals | Geometry | Khan Academy
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Lecture Description of this above Topic:

Lecture 1: Proof: Rhombus area half product of diagonal length

Lecture 2: Quadrilateral properties

Lecture 3: Whether a special quadrilateral can exist

Lecture 4: Proof: Rhombus diagonals are perpendicular bisectors

Lecture 5: Quadrilateral overview

Lecture 6: Proof: Opposite sides of parallelogram congruent

Lecture 7: Proof: Diagonals of a parallelogram bisect each other

Lecture 8: Rhombus diagonals

Lecture 9: Quadrilaterals: kites as a geometric shape

Lecture 10: Proof: Opposite angles of parallelogram congruent

Lecture 11: Area of a parallelogram

Lecture 12: Quadrilaterals: find the type exercise