Obvod a obsah rovnoběžníka

Obvod a obsah rovnoběžníka

7th Grade

10 Qs

quiz-placeholder

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Obvod a obsah rovnoběžníka

Obvod a obsah rovnoběžníka

Assessment

Quiz

Mathematics

7th Grade

Hard

Created by

Katerina Kulhava

Used 36+ times

FREE Resource

10 questions

Show all answers

1.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

Vyber vzorec pro výpočet obvodu kosočtverce

o = a + b + c + d

o = a + a + a + a

o = 4 . a

o = 2 . (a + b)

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Jak se vypočítá obvod kosodélníka?

o = a + b + c + d

o = a + a + a + a

o = 4. a

o = 2 . (a + b)

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Podle kterého vzorce vypočítáš obsah kosočtverce?

S = a . b

S = a . va

S = b . vb

S = 4 . a

4.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

Podle kterého vzorce spočítáš obsah kosodélníka?

S = a . b

S = a . va

S = b . vb

S = a . a

5.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

Jestliže plot kolem pozemku tvaru kosodélníka je dlouhý 24 m, jak je dlouhá jedna strana pozemku?

6 m

8 m

60 dm

600 dm

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Jaký je obsah kosodélníka ABCD, znáš - li :

a = 5,2 cm

b = 6 cm

vb = 5 cm.

30 cm2

26 cm2

31,2 cm2

22,4 cm2

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Jaký je obsah kosočtverce, má - li stranu dlouhou 6,2 cm a je vysoký 4 cm?

28,4 cm2

20,4 cm2

10,2 cm2

24,8 cm2

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