11.1-11.2 areas of parallelograms triangles trapezoids rhombi kites… · 2014-03-27 · 11.111.2...
TRANSCRIPT
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11.111.2 Areas of Parallelograms Triangles Trapezoids Rhombi Kites.notebookMarch 27, 2014
"Do Now"You need your textbook today!!!!!!
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11.111.2 Areas of Parallelograms Triangles Trapezoids Rhombi Kites.notebookMarch 27, 2014
Go Over Tests
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11.111.2 Areas of Parallelograms Triangles Trapezoids Rhombi Kites.notebookMarch 27, 2014
Unit 12: Area of Polygons and Circles11.1 11.2 Areas of Parallelograms, Triangles, Trapezoids,
Rhombi, and Kites
Area
Perimeter
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11.111.2 Areas of Parallelograms Triangles Trapezoids Rhombi Kites.notebookMarch 27, 2014
We already know how to find the area of a rectangle/square
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11.111.2 Areas of Parallelograms Triangles Trapezoids Rhombi Kites.notebookMarch 27, 2014
Area AdditionPostulate
The area of a region is the sum of the areas of its nonoverlapping parts
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11.111.2 Areas of Parallelograms Triangles Trapezoids Rhombi Kites.notebookMarch 27, 2014
Area CongruencePostulate
If two figures are congruent, then they have the same area.
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11.111.2 Areas of Parallelograms Triangles Trapezoids Rhombi Kites.notebookMarch 27, 2014
Base vs. Height Any side can be a base (except for trapezoids the parallel sides must be the bases)
But not any side can be a height
Remember, height is the perpendicular distance from the base to the opposite vertex
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11.111.2 Areas of Parallelograms Triangles Trapezoids Rhombi Kites.notebookMarch 27, 2014
Overview of today's lesson
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11.111.2 Areas of Parallelograms Triangles Trapezoids Rhombi Kites.notebookMarch 27, 2014
Stations
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11.111.2 Areas of Parallelograms Triangles Trapezoids Rhombi Kites.notebookMarch 27, 2014
Station One: Area of Parallelograms
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11.111.2 Areas of Parallelograms Triangles Trapezoids Rhombi Kites.notebookMarch 27, 2014
Station Two: Area of Triangles
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11.111.2 Areas of Parallelograms Triangles Trapezoids Rhombi Kites.notebookMarch 27, 2014
Station Three: Area of Trapezoids
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11.111.2 Areas of Parallelograms Triangles Trapezoids Rhombi Kites.notebookMarch 27, 2014
Station Four: Area of Rhombi and Kites
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11.111.2 Areas of Parallelograms Triangles Trapezoids Rhombi Kites.notebookMarch 27, 2014
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11.111.2 Areas of Parallelograms Triangles Trapezoids Rhombi Kites.notebookMarch 27, 2014
Area Foldable
Area of a Parallelogram Area of a Triangle
Area of a Rhombus / Kite Area of a Trapezoid
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11.111.2 Areas of Parallelograms Triangles Trapezoids Rhombi Kites.notebookMarch 27, 2014
pg. 783 (#1 6)
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11.111.2 Areas of Parallelograms Triangles Trapezoids Rhombi Kites.notebookMarch 27, 2014
pg. 793 (#13, 57)