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  • 18.2 Volume d'une Pyramide - triangluar prism

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  • 9.5 Exploring Trapezoids

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  • 8.2 Incenter (I) - concurrent at angle bisectors - incenter incircle inradius

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  • SSA Congruent Triangles Exploration??

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  • 2.1 Translations Puzzle

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  • 18.2/3 Pyramids - right, oblique - Cavalieri's Principle

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  • 14.1 Sine Law Fishing Rod

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  • Copy of Law of sines-ambiguous case

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  • 11.1 Tracing image of dilation

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  • Point Slope Discovery App

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  • Connecting the midpoints of a quadrilateral

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  • 8.3 Centroid (G) - Center of Gravity - Concurrent at medians.

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  • 8.3 Orthocenter (H) - concurrent at altitudes

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  • 8.1 Circumcenter (C) - concurrent at perpendicular bisectors - circumcenter, circumradius, circumcircle

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  • Copy of 1.5.3 Bisect This (Part 3)

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  • Copy of 1.5.3 Bisect This (Part 2)

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  • Copy of Bisect This (Part 1)

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  • A sphere in a cylinder.

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  • Copy of Curved Surface Area of Cones (Combined Version)

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  • Area of a Circle

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  • Copy of Ambiguous Case Demo

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  • Really cool: Explore Triangle Centers

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  • All together: circumcenters, incenters, centroids and orthocenters

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  • Copy of AAS New

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