Question

Paralelipiped dreptunghic
L ?
latimea -7 m
inaltimea 2m
Aria laterala 36 m patrati

Aflati lungimea


L 6cm
latimea 3 m
Inaltimea ?
aria totala 108 m patrati

Aflati inaltimea


L 3m
l 4m
Inaltimea ?

diagonala paralelipiped 7 m
Afla inaltimea



L 10 m
l ?
inaltimea 6m
masura unghiului format de diagonala paralelipiped cu planul bazei (sin) 30 grade

afla latura


L?
latime 5m
Inaltime ?
aria laterala 140 metri patrati
aria totala 160m patrati

Ala lungimea si inaltimea


L ?
latimea 8 m
inaltimea ?
diagonala paralelipiped 20 m
sin 60 de grade

aflati lungimea si inaltimea

L 1,5m
l 3.6m
inaltime ?
Volum 16,2 metri cub

aflati inaltimea

Answer 1

cam multe intrebari nu crezi
al=2(L+l)*h
36=2L+2*7)*2
36=2L+14)*2
2L+14=36:2
2L=14=18
2L=18-14
2L=4
L=4/2
L=2
2)   at=2(L*l+L*h+l*h)
108=2(6*3+6h+3h)
108=2(18+9h)
108=36+18h
-18h=36-108
h=72/18
h=4
3)  d=√L²+l²+h²
7=√3²+4²+h²
7=√9+16+h²
7=√25+h²
7=5h