Set window back color, show msg, and OK button. Trig Interactive Calculus Discrete Math Biology Probability and Statistics Earth Science Astronomy Global Warming Transformation of a Triangle Creating equal area triangles within a parallelogram. What to Try ABCD is a parallelogram. The area is unchanged during the motion.
Activities Try dragging the three vertices in various orders.
Click here for the answer. When you click on a vertex, a gray line appears that determines the motion of the vertex. Click here for the answer. Inc. All rights reserved.