nsimilar.gsp

Form 2 Mathematics Summer Homework (P.g 22 II Q.4)

Must two quadrilaterals with angles 40 degrees, 100 degrees, 100 degrees and 120 degrees be similar?

This is a prototype of JavaSketchpad, a World-Wide-Web component of The Geometer's Sketchpad. Copyright & copy ; 1990-1998 by Key Curriculum Press, Inc. All rights reserved. Portions of this work were funded by the National Science Foundation (awards DMI 9561674 & 9623018).

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Drag X and observe the changes. Is there any change in the interior angles of the quadrilateral?

Do the quadrilaterals formed (when X changes) have the same shape?

Can you describe how you should define two similar quadrilaterals? Their ____ must be ____ and .......

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