Question

Calcule o valor de x e y em cada figura

Answer 1

Faça proporção de tales. 1) x/8 = 7/10 => x = 8*(7/10) => x = 56/10 => x = 5,6." 2) 8/12 = 5/x => 8x = 5*12 => 8x = 60 => x = 60/8 => x = 7,5." 2) 12/y = 7,5/13 => 7,5y = 12*13 => 7y = 156 => y = 156/7 => y = 22,29