Respuesta :

Answer:

154m

Step-by-step explanation:

You do: 19+7=26

180-26=154

That is how you get the answer

Step-by-step explanation:

[tex] {19}^{2} - {7}^{2} = {b}^{2} \\ 361 - 49 = 312 \\ \sqrt{312} = 17.664 [/tex]

17.664 rounded to the nearest tenth = 17. 7 m