Question

Ayuda por favor en él 12

Answer 1

S1= (36°×π×4²)/360° = 5.026548246
S2= (45°×π×3²)/360° = 3.534291735

E=S1/S2
E= 5.026548246 / 3.534291735 = 1.422222...
E= 64/45

;)