September 2018 2 25 Report
Zadanie nr1
rozwiaz trojkat prostokatny majac dane
a) BC=6cm i kat A=30stopni
b)AB=8cm i BC=4cm

zadanie nr2
sprawdz tozsamosc
a)1+tg²α= 1/cos²α
b)1-sin α /sin α ×1+sin α/cos α=ctgα
c)1+tg²α/1-tg²α=1/cos²α-sin²α

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