ANSWER ASAP!! assume that ABD has a measure of 105° assign a variable and write an equation that will help you determine the measure of DBC the measure of DBC is _____

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asked Mar 12, 2020 57.7k views

1 Answer

Mit · Answer 1 · 2020-03-17T11:40:26+0000

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°