Area of Parallelograms and Triangles
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Learn how to calculate the area of parallelograms and triangles. Review and practice with notes on area formulas for rectangles and parallelograms. Find missing dimensions in parallelograms.
Area of Parallelograms and Triangles
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Presentation Transcript
Geometry April 26, 2017 Area of Parallelograms and Triangles
Do Now List any two properties of… • A parallelogram. • A square. • A triangle.
Chapter Objective I can determine the area and volume of basic shapes and solids.
Today’s Objectives • Review “area” packet • Notes on area of parallelograms and triangles • Practice
Area of a Rectangle: A = bh
Area of a Parallelogram: A = bh The height is the altitude, not the side length!
Finding the Area of a Parallelogram What is the area of the parallelogram?
Finding the Area of a Parallelogram What is the area of the parallelogram?
Finding a Missing Dimension • For parallelogram ABCD, what is DE to the nearest tenth?