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![Piątekkkkkkkkkkkkkkkkkkkkkkk class=](https://pl-static.z-dn.net/files/d65/03b6182a2fb3251288a70c7a6afa3659.png)
Wzór
[tex]a \times h[/tex]
Zatem
[tex]11 \times 5 = 55 {cm}^{2} [/tex]