Question

me ajudem teorema de tales

Answer 1

a)x + y / y = 1+3/3

12/y =4/3

3 x 12 = 4y

36 = 4y

y = 36/4

y = 9

x = 12-y

x = 12-9

x = 3

b) x+ y/ x = 12+15/15

9/x = 27/15

15 x 9 = 27 x

135 = 27x

x = 135/27

x =5