Respuesta :

Answer:

56 miles.

Step-by-step explanation:

As the triangles are similar corresponding sides are in the same proportion.

h / 68 = 42/51

51h = 42*68

h = (42*68)/51

h =  42 * 4 / 3

h = 14*4

h = 56.

Answer:

The answer is 4 .

Step-by-step explanation: