Question

con, Arie laterala= 15pi, Arie totala=24pi, generatoare=? pls e urgent dau coroana!​

Answer 1

Răspuns:

Explicație pas cu pas:

Al = πRG

At = πR^2 + πRG

At - Al = πR^2

24π - 15π = πR^2

9π = πR^2

R^2 = 9

R = 3

Al = π*3*G = 15π

G = 15π : 3π = 5