August 2018 1 12 Report
Zad 1
oblicz, ile stopni ma kąt środkowy na łuku równym:
a) ⅓ okręgu b) ¼ okręgu c) ½ okręgu


zad 2
narysuj kąt wpisany równy 40° (stopni). oblicz miarę kąta środkowego, opartego na tym łuku co kąt wpisany. narysuj kąt środkowy.


zad 3
suma miar dwóch kątów wpisanych opartych na tym samym luku jest równa 130°(stopni). oblicz miarę kąta środkowego opartego na tym samym łuku co kąty wpisane.

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