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Iveta C.
matematika

geometrie

Trojúhelník RST:s=6,5cm; s=5cm; t= 3,5 cm Narýsuj,nerozumim,která strana z tohoto trojúhelníku je strana r

Iveta C.
geometrie

Geometrie

sestroj trojuhelnik RST: r=6,5cm; s=5cm; t=3,5cm

Iveta C.
matematika - zš

trojuhelnik RST:r=6,5cm;s=5cm; t= 3,5cm

Ktera strana v tomto trojuhelniku je stranou r?

Monika H.
matematika

Rozložit na součin

5y-y.(4-y)-20=

Dita K.
matematika

Vypočti čemu se rovná "m"

u1m = u2 . (M+m)

Marie K.
geometrie

Geometrie

Narýsuj trojúhelnik ABC tak aby AB=3cm BC=4cm AC=5 cm Sestroj stred usecky AC /oznac S a kruznici k (S, SA=SC) popis obrazek

Marie K.
geometrie

Geometrie

Narýsuj trojúhelnik ABC tak aby AB=3cm BC=4cm AC=5 cm Sestroj stred usecky AC /oznac S a kruznici k (S, SA=SC) popis obrazek

Milan G.
matematika

výpočet příkladu

-2-(5)+4-(-6)+(-7)+(2)=

Hana M.
matematika - zš

rovnice

Na filmové představení bylo prodáno 120 lístků v ceně 3100 kč. Dětský lístek stojí 20 kč, dospělý 40 kč. Kolik dětských lístků bylo prodáno? řešení: a+b=120 20a+40b=3100 Ještě jsme se neučili rovnice o dvou neznámých.

Valerie H.
chemie - základní škola

hmotnostní zlomek

vypočítej hmotnostní zlomky jednotlivých surovin uvedených v receptu: 250g hl.mouky, 200g máku, 200g cukru, 3vejce(30g), 1 práš.do peč.(13g) moc děkuji

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