Respuesta :

first find AC
(AC)^2=(AD)^2+(DC)^2
(AC)^2=2.5^2+25
AC=5.6

now lets find BC
BC^2=CD^2+DB^2
BC=25+4x^2+16+16x
BC=4x^2+16x+41


i couldnot find BD..i guess there is not enough information for BD