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Barbara
Perez, 1/30/07, Created with GeoGebra
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Use the slider to change the side lengths of the rhombus.
Use the sliders to reflect all four triangles.
Use point C
to change the angles.
- What shape does the rhombus and the four triangles
form?
- What is the length of the sides of the combined
figure in terms of
d1 and d2?
- Write a formula for the area of the combined figure
in terms of d1
and d2.
- Write a formula for the area of rhombus ABCD in terms
of d1 and d2.
Hint:
What is the relationship of the area of the rhombus to the area
of the new figure?
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