Respuesta :
19^2 = 361
7^2 = 49
361 - 49 = 312
Square root of 312 = 17.66
B) 17.7
7^2 = 49
361 - 49 = 312
Square root of 312 = 17.66
B) 17.7
The answer to your question is B 17.7 when rounded to the nearest tenth