Question

Gente Me Ajude A Resolver !

Answer 1

24/12=62/z
2=62/z
2z=62
z=31

40/y=62/z
40/y=62/31
40/y=2
2y=40
y=20

30/x=62/z
30/x=62/31
30/x=2
2x=30
x=15

a)
Razão de semelhança=4:1
SM=[(30+62):2]24
SM=1104

Sm=[(31+15):2]12
Sm=276

R=Sm/Sm
R=1104/276
R=4:1

C)
2:1