KVIZ, matematika
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Transcript of KVIZ, matematika
![Page 1: KVIZ, matematika](https://reader033.fdocuments.net/reader033/viewer/2022052204/559460431a28ab9f6a8b45bf/html5/thumbnails/1.jpg)
Postanite i vi petičar!
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Obrazac za izračunavanje površine pravougaonika glasi:
Pitanje za dvojku: Novo pitanje
1. P=a+b 2. P=a b
3. P=2 (a+b) 4. P=2 a b
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OVO JE POGREŠAN ODGOVOR.
TAČAN ODGOVOR JE:
2. P=a b
Nazad
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B R A V O !TO JE TAČAN ODGOVOR:
2. P=a b
Zaradio si dvojku!
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Izračunaj površinu pravougaonika ako je njegova dužina 23 dm, a širina 12 cm.
Pitanje za trojku: Novo pitanje
1. P=276dm2 2. P=70dm
3. P=484cm 4. P=2760cm2
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OVO JE POGREŠAN ODGOVOR..
Tačan odgovor je:4. P=2760cm2
a=23dm=230cm
b=12cm
P=?
P=a b
P=230 12
P=2760cm2
ab Nazad
Novo pitanje
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B R A V O !TO JE TAČAN ODGOVOR:
Zaradio si trojku!
4. P=2760cm2
Nazad
![Page 8: KVIZ, matematika](https://reader033.fdocuments.net/reader033/viewer/2022052204/559460431a28ab9f6a8b45bf/html5/thumbnails/8.jpg)
Izračunaj obim pravougaonika ako je njegova dužina 23 dm, a površina 414 dm2.
Pitanje za četvorku: Novo pitanje
1. O=8m2dm 2. O=864dm
3. O=82cm 4. O=41cm
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OVO JE POGREŠAN ODGOVOR..
Tačan odgovor je:a=23dm
P=414dm2
O=?
P=a b
414=23 b
O=82dma
b
NazadNovo pitanje
b=414:23
O=2 41
O=2 (a+b) b= 18cm
P=414cm2
O=2 (23+18)
1. O=8m2dm
![Page 10: KVIZ, matematika](https://reader033.fdocuments.net/reader033/viewer/2022052204/559460431a28ab9f6a8b45bf/html5/thumbnails/10.jpg)
B R A V O !TO JE TAČAN ODGOVOR:
Zaradio si četvorku!Nazad
1. O=8m2dm
![Page 11: KVIZ, matematika](https://reader033.fdocuments.net/reader033/viewer/2022052204/559460431a28ab9f6a8b45bf/html5/thumbnails/11.jpg)
Izračunaj obim pravougaonika ako je njegova dužina 23 dm, a površina 414 dm2.
Pitanje za peticu: kraj
1. pogresan 2. O=864dm
3. tacan 4. O=41cm
![Page 12: KVIZ, matematika](https://reader033.fdocuments.net/reader033/viewer/2022052204/559460431a28ab9f6a8b45bf/html5/thumbnails/12.jpg)
OVO JE POGREŠAN ODGOVOR..
Tačan odgovor je:a=23dm
P=414dm2
O=?
P=a b
414=23 b
O=82dma
b
Nazadkraj
b=414:23
O=2 41
O=2 (a+b) b= 18cm
P=414cm2
O=2 (23+18)
3. O=82cm
![Page 13: KVIZ, matematika](https://reader033.fdocuments.net/reader033/viewer/2022052204/559460431a28ab9f6a8b45bf/html5/thumbnails/13.jpg)
B R A V O !TO JE TAČAN ODGOVOR:
Zaradio si peticu!Nazad
3. O=82cm
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