Rect-Tri-Areas

Topic:Area

The rectangle is made to have an equal area to triangle ABC. You can drag R to see other rectangles that fit this area. What do you notice about the perimeters? www.scottfarrar.com | https://twitter.com/farrarscott

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What Do You See?
繪畫垂直線
Congruent Sides & Angles in △s: Exploration
Right Triangle Inscribed in a Semicircle
Absolute Value Functions f(x)=a |x - h| + k

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graph lines
Smaller & Smaller
Hemisphere with V(t)
ASA-Lillian
Θεώρημα Bolzano

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Complex Numbers
Arithmetic Operations
Parallelogram
Tangent Line or Tangent
Rational Numbers