Enlargements

Change the scale factor or the size of square ABCD (move point B).

How does the scale factor affect the area of the enlarged shape?

 Please enable Java for an interactive construction (with Cinderella).
a0 a1 a2 a3 a4
b0 b1 b2 b3 b4
c0 c1 c2 c3 c4
d0 d1 d2 d3 d4
e0 e1 du er her e3 e4
f0 f1 f2 f3 f4
g0 g1 g2 g3 g4
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