Asemănarea triunghiurilor

∆ABC∼∆

PQR

Stabiliți triunghiurile asemenea

∆MNP∼∆

GIH

∆DFO∼∆

RTS

Fie ∆ABC∼∆DEF∢A=40^∘∢E=60^∘

∢C= ^∘

Fie ∆ABC∼∆DEF

EC=4

EC=5

EC=6

EC=9

Fie ∆ABC∼∆DEF

P_ABC=12cm, k=1/2

P_DEF=

Fie ∆ABC∼∆DEF

A_ABC=4cm², k=1/3

A_DEF=

cm²

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