Geometrie Flashcards

1
Q

Obvod kuhu

A

O = 2 • π • r

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2
Q

Obvod čtverce

A

O = a • a • a • a
O = 4 • a

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3
Q

Obsah čtverce

A

S = a • a
S = a²

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4
Q

Obsah obdélníku

A

S = a • b

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5
Q

Obsah kruhu

A

S = π • r²

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6
Q

Objem krychle

A

V = a • a • a
V = a³

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7
Q

Objem kvádru

A

V = a • b • c
V = a • b • v ( výška )

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8
Q

Objem válce

A

V = π • r² • v

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9
Q

Plášť válce

A

Sp = π • r²
Spl = 2 • π • r • v

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10
Q

Plášť krychle

A

Spl = a • a • 6

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11
Q

Obsah trojúhelníku

A

S = a • va
———
2

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12
Q

Obsah lichoběžníku

A

S = ( a + c ) • v
—————
2

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13
Q

Obvod lichoběžníku

A

O = a + b + c + d

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14
Q

Obvod trojúhelníku

A

O = a + b + c

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15
Q

Pythagorova věta na

A

c² = a² + b²
a² = c² - b²

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