Question

Cuboidul are__________baze,______fete laterale,____virfuri,12______.
Baza conului este un_________.
Cuboidul cu toate muchiile congruente este________.
2Ex
Fractia supraunitara egala cu 2,4 este: 12/5 12/10 2/5 10/17
3Ex
Fractia ireductibile din sirul 21/14;2/3;5/4;11/18;10/7 sunt:
a)21/14;5/4;10/7 b)2/3;5/4;11/18;10/7 c) 21/14:11/18 d)21/14;2/3;5/4;11/18;10/7

VAROG AJUTOR

Answer 1

2 baze, 4 fete lateral,8 virfuri, 12 muchii
un cerc
cubul
12/5
d.

Answer 2

2 baze, 4 fete laterale 8 varfuri, 12 muchii
baza=dreptunghi