Respuesta :

Answer:

Angle ABD =24 =angle DBC

Angle ABC =48

Answer:

when a line bisectes a angle it divides the angle into 2 equal parts.

angle abd=angle cbd

(3x+6)°=(7x-18)°

6+18=7x-3x

24=4x

24/4=x

6=x

angle abd=(3x+6)°

by putting value of x.

3×6+6

angle abd=24°

angle cbd=(7x-18)°

7×6-18

angle cbd=24°

angle abc=24°°+24°

angle abc =48°