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11.111.2 Areas of Parallelograms Triangles Trapezoids Rhombi Kites.notebookMarch 27, 2014
"Do Now"You need your textbook today!!!!!!
11.111.2 Areas of Parallelograms Triangles Trapezoids Rhombi Kites.notebookMarch 27, 2014
Go Over Tests
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
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
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
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.
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
11.111.2 Areas of Parallelograms Triangles Trapezoids Rhombi Kites.notebookMarch 27, 2014
Overview of today's lesson
11.111.2 Areas of Parallelograms Triangles Trapezoids Rhombi Kites.notebookMarch 27, 2014
Stations
11.111.2 Areas of Parallelograms Triangles Trapezoids Rhombi Kites.notebookMarch 27, 2014
Station One: Area of Parallelograms
11.111.2 Areas of Parallelograms Triangles Trapezoids Rhombi Kites.notebookMarch 27, 2014
Station Two: Area of Triangles
11.111.2 Areas of Parallelograms Triangles Trapezoids Rhombi Kites.notebookMarch 27, 2014
Station Three: Area of Trapezoids
11.111.2 Areas of Parallelograms Triangles Trapezoids Rhombi Kites.notebookMarch 27, 2014
Station Four: Area of Rhombi and Kites
11.111.2 Areas of Parallelograms Triangles Trapezoids Rhombi Kites.notebookMarch 27, 2014
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
11.111.2 Areas of Parallelograms Triangles Trapezoids Rhombi Kites.notebookMarch 27, 2014
pg. 783 (#1 6)
11.111.2 Areas of Parallelograms Triangles Trapezoids Rhombi Kites.notebookMarch 27, 2014
pg. 793 (#13, 57)
