Respuesta :

lilyt5
4 squared+ 12 squared= c squared
16+144=160
Square root 160

so your answer would be 12.6
sb1999
12.6 because the missing side length is c so c= 12^ 2+ 4^2 so c=144+16 so c is the square root of 160 which is 12.6 rounded to the nearest tenth