Answer

assume that abd has a measure of 105°

assign a variable and write an equation that will you determine the measure of dbc

the measure of dbc is

you should know that a line is 180°

we can assign DBC the variable "x"

x = 180 minus the measure of angle ABD

so x = 180 - 105 which equals 75

the answer is 75°

y do u put "subscirbe to ence" on a app for ppl who need with their work?

17   x 256=4352

sorry if this is wrong, i'm new.

step-by-step explanation: