Matika Flashcards by Valerie Goliašova

Q

Pythagorova veta

A

r2=x2+v2
(Kratka2+kratka2= dlouha2)

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Q

Vzorec pro obvod kruhu, kružnice

A

o=2•pí•r
o=pí•d

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Q

Vzorec pro obsah kruhu

A

S=pí•r2
S=pí•d2/4

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Q

Vzorec pro objem valce

A

V=pí•r2•v

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Q

Vzorec pro obsah valce

A

S=2•pí•r2+2•pí•r•v
S=2•pí•r•(r+v)

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Q

Vzorec pro délku oblouku

A

a=2•pí•r/360° •alfa

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Q

Vzorec pro obsah kruhoveho vyseču

A

S=pí•r2/360° •alfa

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