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Areas of Parallelograms and Trapezoids
The area formulas for parallelograms and trapezoids can be expressed graphically. Move the slider to see the shapes transform into a rectangle of the same area as the original figure.
Contributed by:
Helen Papadopoulos
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Parallelogram
(
Wolfram
MathWorld
)
Trapezoid
(
Wolfram
MathWorld
)
PERMANENT CITATION
"
Areas of Parallelograms and Trapezoids
" from
the Wolfram Demonstrations Project
http://demonstrations.wolfram.com/AreasOfParallelogramsAndTrapezoids/
Contributed by:
Helen Papadopoulos
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Related Topics
Area
Plane Geometry
Polygons
High School Geometry
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Related Curriculum Standards
US Common Core State Standards, Mathematics
1.G.A.2
6.G.A.1
7.G.B.6
HSA-SSE.B.3
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