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Rhombi & Squares

Rhombi & Squares. Section 8-5. rhombus – a quadrilateral with 4 congruent sides Since a rhombus is a parallelogram, it has all the properties of a parallelogram. Thms. 8-15, 8-16, & 8-17. The diagonals of a rhombus are perpendicular.

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Rhombi & Squares

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  1. Rhombi & Squares Section 8-5

  2. rhombus – a quadrilateral with 4 congruent sides Since a rhombus is a parallelogram, it has all the properties of a parallelogram.

  3. Thms. 8-15, 8-16, & 8-17 • The diagonals of a rhombus are perpendicular. • If the diagonals of a parallelogram are perpendicular, then the parallelogram is a rhombus. • Each diagonal of a rhombus bisects a pair of opposite angles.

  4. rhombus

  5. Using a picture proof, a. prove the diagonals are perpendicular b. Each diagonal bisects a pair of opposite angles.

  6. square – a quadrilateral with 4 right angles and 4 congruent sides A square is a special type of parallelogram that is also a rectangle and rhombus. It has all the characteristics of a parallelogram, a rectangle, and a rhombus.

  7. square

  8. parallelograms rectangles rhombi squares

  9. Joke Time What is 7Q + 3Q? You’re welcome!

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