Question

o piramidata patrulatera regulata avand latura bazei de 5 cm si apotema de 8 cm are aria totala egala cu..?

Answer 1

Pb=4*l
Pb=4*5=20 cm
Al=(Pb*ap)/2=(20*8)/2=160/2=80
Ab=(l)2=(5)2=25
At=Al +Ab
At=80+25=105
sper ca te-am ajutat :)