Obsah Flashcards

1
Q

Značka obsahu

A

S

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2
Q

Obsah čtverce

A

S=a•a
S=a2

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3
Q

Obsah obdélníku

A

S=a•b

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4
Q

Obsah trojúhelníku

A

a•v
S= ——-
2
(Za a a v dosazuji strany co leží u pravého úhlu)

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5
Q

Obsah kružnice

A

S= π•r2

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6
Q

Obsah kosočtverce

A

S= a•v !!!!

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7
Q

Obsah kosodélníku

A

S=a•v !!!!

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8
Q

Obsah lichoběžníku

A

(a+c)•v
S= ———-
2
(a/c horní a dolní strana základny)

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9
Q

Obsah krychle

A

S=6•a•a

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10
Q

Obsah kvádru

A

S=2• (a•b+a•c+b•c)

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11
Q

Obsah rotačního válce

A

S= 2•π•r2+ 2•π•r•v
2 Podstavy + plášť

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