Classifying Quadrilaterals

Author:Christina Jackson, Anthony OR 柯志明

Classify quadrilaterals A to T. (Click a quadrilateral at the right, then click the quadrilaterals A to T in the same class.) Drag and rotate (the red point) the ruler to measure lengths and right angles.

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CCGPS CA 3.7.2 Example 3
Text Input Sample
พีระมิดรูปคลี่
Assignment 1
angle sum of triangle

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