Combinations

Reflection
Enlargement
Rotation

Reflection
Translation

The blue triangle is a reflection of the yellow one; the green triangle is an enlargement of the blue one; the red triangle is a rotation of the green one; the pink triangle is a reflection of the red one; the grey triangle is a translation of the pnk one.

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 e2 e3 e4
f0 f1 f2 f3 f4
g0 g1 g2 g3 du er her

Can you make the grey triangle fit over the yellow one?

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