Respuesta :
using pythagora"s theorem you get
b = sqrt(11,1^2 -7,2^2)
b = sqrt(123,21 -51.84)
b= sqrt71,37
b= 8,448 rounded b= 8,45 but to the nearest tenth b=8,4
hope helped
b = sqrt(11,1^2 -7,2^2)
b = sqrt(123,21 -51.84)
b= sqrt71,37
b= 8,448 rounded b= 8,45 but to the nearest tenth b=8,4
hope helped