Question

aplicando o teorema de Pitágoras calcule o valor de x

Answer 1

25² = 13²+X²
625 = 169+X²
625-169+X²
456= X²
raiz de 456 = X
+ou- 21= X

Answer 2

25²=13²+x² -> x²=625-169 -> x= √(456) -> x= 21,35